USER'S GUIDE Vaisala Humidity and Temperature Probes HMP60 and HMP110 Series M211060EN-E
PUBLISHED BY Vaisala Oyj P.O. Box 26 FI-00421 Helsinki Finland Phone (int.): +358 9 8949 1 Fax: +358 9 8949 2227 Visit our Internet pages at www.vaisala.com © Vaisala 2013 No part of this manual may be reproduced, published or publicly displayed in any form or by any means, electronic or mechanical (including photocopying), nor may its contents be modified, translated, adapted, sold or disclosed to a third party without prior written permission of the copyright holder.
________________________________________________________________________________ Table of Contents CHAPTER 1 GENERAL INFORMATION ............................................................................ 5 About This Manual ................................................................... 5 Contents of This Manual ....................................................... 5 Version Information ............................................................... 6 Related Manuals ..............................
User's Guide ______________________________________________________________________ CHAPTER 4 OPERATION ................................................................................................. 29 Getting Started ........................................................................ 29 Serial Line Communication ................................................... 29 Connecting to the Serial Interface ....................................... 29 Installing the Driver for the USB Cable................
________________________________________________________________________________ Two-Point Adjustment of RH Measurement (HMP110 and HMP113) ...................................................................... 56 One-Point Adjustment of T Measurement (HMP110, HMP113, and HMP110T) .................................................... 57 Repair Maintenance ............................................................... 59 Changing the INTERCAP® Sensor (HMP60 and HMP63) .
User's Guide ______________________________________________________________________ List of Figures Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 Figure 17 Figure 18 Figure 19 Figure 20 Figure 21 Figure 22 Figure 23 Figure 24 Figure 25 Figure 26 HMP60 and HMP110 Series Probes ........................................ 12 Filters for HMP60, HMP110, and HMP110T ............................
Chapter 1 ________________________________________________________ General Information CHAPTER 1 GENERAL INFORMATION This chapter provides general notes for the manual and the HMP60 and HMP110 series probes. About This Manual This manual provides information for installing, operating, and maintaining HMP60 and HMP110 series probes.
User's Guide ______________________________________________________________________ Version Information Table 1 Manual Code M211060EN-E M211060EN-D M211060EN-C Manual Revisions Description January 2013. This manual. Updated description of SMODE command. October 2012. Previous version. Added new probe types HMP63 and HMP113. Added description of ASEL serial line command. Updated technical specification, updated options and accessories. June 2011. Applicable from software version 1.05.2 onward.
Chapter 1 ________________________________________________________ General Information Safety The product delivered to you has been tested for safety and approved as shipped from the factory. Note the following precautions: CAUTION Do not modify the unit. Improper modification can damage the product or lead to malfunction. ESD Protection Electrostatic Discharge (ESD) can cause immediate or latent damage to electronic circuits. Vaisala products are adequately protected against ESD for their intended use.
User's Guide ______________________________________________________________________ Regulatory Compliances HMP60 and HMP110 series probes are in conformity with the provisions of the following EU directive(s): ROHS Directive (2002/95/EEC) WEEE Directive (2002/96/EEC) EMC Directive (2004/108/EC) The electromagnetic compatibility of HMP60, HMP110 and HMP110T and HMP110REF has been tested according to the following product family standards: - EN 61326-1: Electrical equipment for measurement, control and labor
Chapter 1 ________________________________________________________ General Information License Agreement All rights to any software are held by Vaisala or third parties. The customer is allowed to use the software only to the extent that is provided by the applicable supply contract or Software License Agreement. Warranty Visit our Internet pages for more information and our standard warranty terms and conditions: www.vaisala.com/warranty.
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Chapter 2 __________________________________________________________ Product Overview CHAPTER 2 PRODUCT OVERVIEW This chapter introduces the features and options of the HMP60 and HMP110 series probes. Introduction to HMP60 and HMP110 Series Vaisala Humidity and Temperature Probes HMP60 and HMP110 Series are simple and cost-effective humidity transmitters suitable for various volume applications: - Integration into other manufacturers’ equipment. Incubators. Glove boxes. Greenhouses.
User's Guide ______________________________________________________________________ 1210-009 Figure 1 HMP60 and HMP110 Series Probes No. Model 1 HMP60 2 HMP110 3 HMP110T 4 HMP110REF 5 HMP63 6 HMP113 Description IP65 rated stainless steel probe with INTERCAP® sensor. Rugged probe for demanding applications. IP65 rated stainless steel probe with HUMICAP® 180R sensor. Rugged probe with higher accuracy for demanding applications. IP65 rated stainless steel probe with temperature sensor only.
Chapter 2 __________________________________________________________ Product Overview Basic Features and Options - HMP60, HMP63, HMP110 and HMP113 analog output mode: two analog output channels, selectable from 0 ... 1 V / 0 ... 2.5 V / 0 ... 5 V / 1 ... 5 V. - HMP110T analog output mode: single analog output channel (CH1), selectable from 0 ... 1 V / 0 ... 2.5 V / 0 ... 5 V / 1 ... 5 V. - RS-485 output mode. - Small size. - Low power consumption. - IP65 stainless steel body on HMP60 and HMP110 models.
User's Guide ______________________________________________________________________ Filter Options For order codes, see section Options and Accessories on page 68. 1001-008 Figure 2 No. 1 2 3 Filters for HMP60, HMP110, and HMP110T Filter Plastic grid filter (fastest response time) Membrane filter Stainless steel sintered filter Diameter 12 mm 12 mm 12 mm Pore Size 0.2 µm 38 µm 1210-010 Figure 3 Filters for HMP63 and HMP113 No.
Chapter 2 __________________________________________________________ Product Overview Installation Accessories (Optional) For order codes, see section Options and Accessories on page 68. Probe Mounting Clamp The optional mounting clamp makes it easy to install the probe on the wall of the measurement environment. The probe can be detached for calibration simply by loosening the lower screw.
User's Guide ______________________________________________________________________ 2. Slide the lower clamp part over to the bottom end of the upper part as shown in Figure 6 below. 1209-002 Figure 6 3. Sliding the Lower Clamp Part Place the clamp to the intended location and secure the upper clamp part with a screw. See Figure 7 below. 1209-003 Figure 7 4. 5. Securing the Upper Clamp Part Place the probe in the clamp. Tighten the lower clamp part with a screw.
Chapter 2 __________________________________________________________ Product Overview Probe Mounting Flange The probe mounting flange is a silicone flange that can be used to hold the probe in a through-wall installation. The flange is a general purpose mounting accessory for Ø 12mm probes, and comes with a sealing plug for coaxial cables that is not needed when the flange is used with HMP60 and HMP110 series probes.
User's Guide ______________________________________________________________________ Duct Installation Kit for HMP60, HMP110 and HMP110T The duct installation kit includes a plastic pipe with a flange (Vaisala order code: 215619). To install the probe with the duct installation kit, drill a hole to the duct wall, assemble the probe to the duct installation kit, slide the probe head through the hole, and attach the flange to the duct wall with four screws. See page 23 for details.
Chapter 2 __________________________________________________________ Product Overview Loop Power Converter The loop power converter is an open frame module that converts one 0 ... 2.5 VDC voltage output to a 4 ... 20 mA current output. To use the loop power converter module, the probe: - must be in the analog output mode - the desired quantity is on channel 1 - channel 1 must be scaled to 0 ... 2.5 V Wiring instructions are provided in section Wiring with the Loop Power Converter on page 26.
User's Guide ______________________________________________________________________ Cables Connection cables have a straight, threaded female M8 connector on one end and open wires on the other end. Also other compatible M8 series cables can be used. 1210-063 Figure 12 Cable with Threaded Connector The USB Serial Interface Cable has a straight, threaded female M8 connector on one end, and a USB Type A male plug on the other.
Chapter 3 _______________________________________________________________ Installation CHAPTER 3 INSTALLATION This chapter provides you with information that is intended to help you install the HMP60 and HMP110 series probes.
User's Guide ______________________________________________________________________ Dimensions for HMP63 and HMP113 85 Ø12 Ø14 30 3.5 0912-103 Figure 16 HMP63 and HMP113 Dimensions M15 x 1 21.5 73.
Chapter 3 _______________________________________________________________ Installation Mounting the HMP60, HMP110 and HMP110T Probes HMP60, HMP110 and HMP110T are designed to be mounted from the M12 thread on the probe body or from the smooth part of the probe body. For a convenient installation, use the optional installation accessories: - Use the plastic mounting nuts to hold the probe in a through-wall installation. - Use the probe mounting clamp to hold the probe on a wall.
User's Guide ______________________________________________________________________ Drilling Instructions for Duct Installation Kit .2 Ø3 42 4 Ø2 3 2 1 0505-178 Figure 19 Drilling Instructions The following numbers refer to Figure 19 above: 1 2 3 = = = Mounting screw Tension screw Probe assembled in duct installation kit plastic pipe Drill the holes for the duct installation kit as follows: 1. 2. Use a 24-mm drill bit to drill a hole to the duct wall for the humidity probe.
Chapter 3 _______________________________________________________________ Installation Mounting the HMP63 and HMP113 Probes HMP63 and HMP113 probes do not have a thread on the probe body. For a convenient installation, use the optional installation accessories: - Use the probe mounting clamp to hold the probe on a wall. - Use the probe mounting flange to hold the probe in a through-wall installation.
User's Guide ______________________________________________________________________ Wiring For a secure connection to the probe, connect to the 4-pin M8 connector using a threaded connector. Connect the shield if using a shielded cable. In the shielded cables supplied by Vaisala, the threaded connector connects the shield to the probe housing.
Chapter 3 _______________________________________________________________ Installation Wiring with the Loop Power Converter To use the loop power converter module with a HMP60 or HMP110 series probe, make sure that: - The probe is in the analog output mode - The desired quantity must be on channel 1 - Channel 1 is scaled to 0 ... 2.5 V When using the loop power converter module, power the module with 8 ... 28 VDC. The operating voltage for the probe (5 VDC) is delivered by the module.
User's Guide ______________________________________________________________________ Power Supply Requirements The operating voltage for the HMP60 and HMP110 series probes must be in the following range: - 5 ... 28 VDC when using the 0 ... 1 V, 0 ... 2.5 V or RS-485 output - 8 ... 28 VDC when using the 0 ... 5 V or 1 ... 5 V output Current consumption is 1 mA on average, which makes the probes well suited for running on battery power. The maximum peak consumption is 5 mA.
Chapter 4 ________________________________________________________________ Operation CHAPTER 4 OPERATION This chapter contains information that is needed to operate the HMP60 and HMP110 series probes. Getting Started When the probe is connected to a power supply, there is a delay as the probe starts up and the analog output stabilizes. The delay depends on the output type, and on the operating voltage that is supplied to the probe: - Probes with analog output: - 4 s at operating voltage 13.5 ... 16.
User's Guide ______________________________________________________________________ For permanent interfacing to a host system, use a shielded cable with a threaded connector. See list of available cables in section Options and Accessories on page 68. The probe does not echo typed characters back to the terminal screen. To see the commands you type, you need to enable the "local echo" setting in your terminal program. A new command cannot be received while the probe is sending data out.
Chapter 4 ________________________________________________________________ Operation Installing the Driver for the USB Cable Before taking the USB cable into use, you must install the provided USB driver on your PC. When installing the driver, you must acknowledge any security prompts that may appear. 1. 2. 3. 4. 5. Check that the USB cable is not connected. Disconnect the cable if you have already connected it. Insert the media that came with the cable, or download the latest driver from www.vaisala.
User's Guide ______________________________________________________________________ Terminal Application Settings for Probes in RS-485 Mode The steps below describe how to connect to HMP60 and HMP110 series probes using the PuTTY terminal application for Windows (available for download at www.vaisala.com) and the USB serial interface. The instructions assume that your probe has been ordered with the RS-485 output.
Chapter 4 ________________________________________________________________ Operation 0807-004 Figure 23 PuTTY Terminal Application VAISALA _______________________________________________________________________ 33
User's Guide ______________________________________________________________________ Terminal Application Settings for Probes in Analog Mode Follow the steps below to connect to the serial line on probes that have been ordered with analog outputs. You must use the Vaisala USB cable in this case. 1. 2. 3. 4. 5. 6. Start the PuTTY application. Connect the USB serial interface cable to your PC. Do not connect the other end to the probe yet.
Chapter 4 ________________________________________________________________ Operation List of Serial Commands All commands can be issued either in uppercase or lowercase. In the command examples, the keyboard input by the user is in bold type. The notation refers to pressing the carriage return (Enter) key on your computer keyboard. Enter a to clear the command buffer before starting to enter commands.
User's Guide ______________________________________________________________________ Table 7 Additional Commands for Probes with RS-485 Output Command ?? ADDR [0 ... 255] CLOSE OPEN [0 ... 255] SERI [baud p d s] SMODE [STOP/RUN/POLL] Description Output information about the device in POLL mode Set the probe address (for POLL mode) Close the temporary connection (Back to POLL mode) Open a temporary connection to a POLL mode device User Port settings (Default: 19200 N 8 1) baud: 300 ...
Chapter 4 ________________________________________________________________ Operation View Calibration Information Use the CDATE command to view the calibration date, CTEXT to view the calibration info text, and ADJD command to view the adjustment date. Date format for CDATE and ADJD is YYYYMMDD. CDATE CTEXT ADJD Examples: cdate Cal. date : 20120907 ctext Cal. info : VAISALA/HEL adjd Adj.date : 0 View Order Code Use the CODE command to view the order code that has been stored in the probe.
User's Guide ______________________________________________________________________ View Software Version Use the VERS command to display the software version of the probe. VERS Example: vers HMP63 / 1.0.4 Serial Line Output Commands Start Measurement Output Use the R command to start the continuous outputting of measurement values as an ASCII text string to the serial line. For HMP60 and HMP110, the output always includes readings for temperature, RH and Td.
Chapter 4 ________________________________________________________________ Operation Output the Measurement Message Once Use the SEND command to output the measurement values once. If the probe is in POLL mode and the line is not open for commands, specify the address of the probe to receive the measurement message. SEND [aaa] where aaa = Address of the probe, range 0 ... 255. Set with the ADDR command. Example (probe in STOP mode, no address needed): send T= 22.7 'C RH= 20.0 %RH Td= -1.
User's Guide ______________________________________________________________________ Set Serial Interface Mode Use the SMODE command to set the operation mode of the serial interface. The new mode is applied when probe is reset. SMODE [xxx] where xxx = Operation mode of the serial interface. See Table 8 below. Table 8 Mode STOP RUN POLL VDIGI ANALOG Serial Interface Modes Description Probe outputs only when a command is issued. Any command can be used.
Chapter 4 ________________________________________________________________ Operation Set Output Interval Use the INTV command to show or set the output interval of the serial line measurement messages (applies when R command or RUN mode is used). The shortest output interval is one second. This command has no effect on the operation of the analog output. INTV [n xxx] where n xxx = = Time interval in range 1 ...
User's Guide ______________________________________________________________________ Set Probe Address Use the ADDR command to view or set the probe address. To operate in the POLL mode, the probe must have an address. If multiple probes share the same serial line, each probe must have a different address. For a description of the serial interface modes, see section Set Serial Line Settings on page 39. ADDR [nn] where nn = address (0 ...
Chapter 4 ________________________________________________________________ Operation Set Measurement Units Use the UNIT command to view or set the measurement units that are used in the serial line measurement messages. UNIT [M/N] M is for metric units, N is for non-metric units.
User's Guide ______________________________________________________________________ Calibration Commands Calibrate Humidity Measurement Use the CRH command to perform a one-point or two-point correction to the capacitance measurement of the probe.
Chapter 4 ________________________________________________________________ Operation Clear Adjustment of RH Measurement Use the CRHCLR command to clear the adjustment of RH measurement that has been done using the CRH command. This command is not available on the HMP110T. CRHCLR Example: crhclr OK Calibrate Temperature Measurement Use the CT command to perform a one-point or two-point temperature (T) calibration.
User's Guide ______________________________________________________________________ Clear Adjustment of T Measurement Use the CTCLR command to clear the adjustment of temperature measurement that has been done using the CT command. CTCLR Example: ctclr OK View User Adjustment Parameters Use the L command to view the current user adjustment parameters. This command is useful for checking the currently applied customer calibration.
Chapter 4 ________________________________________________________________ Operation Other Commands Set Analog Output Mode Use the AMODE command to show or set the operation mode of the analog output. AMODE [ch1] [ch2] where ch1 = Analog output mode for channel 1, range 0 ...3. The options are: 0 (0 ... 1 V) 1 (0 ... 2.5 V) 2 (0 ... 5 V) 3 (1 ... 5 V) ch2 = Analog output mode for channel 2, range 0 ...3. The options are the same as for channel 1.
User's Guide ______________________________________________________________________ Set Analog Output Parameters and Scaling Use the ASEL command to show or set the output parameters and scaling of the analog outputs. ASEL [ch1 ch2] [ch1low ch1high ch2low ch2high] where ch1 = Output parameter for channel 1. The options are: RH = Relative humidity TD = Dewpoint temperature T = Temperature ch2 = Output parameters for channel 2. The options are same as for channel 1.
Chapter 4 ________________________________________________________________ Operation Extend Analog Output Range Use the AOVER command to allow the analog output channels to exceed their specified range by 10%. The scaling of the quantity remains as before; the extra range is used for additional measurement range in the wet end. AOVER [ON/OFF] The following example illustrates how the analog output is affected. Channel 1 outputs Td with voltage output 0 … 5 V (-40 °C … +60 °C).
User's Guide ______________________________________________________________________ Connect to the Probe in POLL Mode Use the OPEN command to connect to a probe that is in POLL mode. OPEN [aa] where aa = address (0 ... 255) Example: open 1 HMP110 1 line opened for operator commands Close the Connection in POLL Mode The CLOSE command closes the connection to the probe. CLOSE Example: close line closed Reset the Probe Use the RESET command to reset the probe.
Chapter 4 ________________________________________________________________ Operation Restore Factory Settings Use the FRESTORE command to restore the factory settings to the probe. All user settings, including the user-performed calibration corrections, will be lost. The probe will revert back to the factory calibrated settings.
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Chapter 5 ______________________________________________________________ Maintenance CHAPTER 5 MAINTENANCE This chapter provides information that is needed in basic maintenance of the HMP60 and HMP110 series probes. Periodic Maintenance The humidity measurement accuracy of the HMP60 and HMP110 series probes should be calibrated yearly. When calibration indicates that accuracy is not within specification: - HMP60 and HMP63: change the INTERCAP® Sensor.
User's Guide ______________________________________________________________________ New filters can be ordered from Vaisala. For available filters, see section Filter Options on page 14. The order codes of the filters are listed in section Options and Accessories on page 68. Calibration Procedure To calibrate your probe, you need a known stable humidity or temperature reference, and a way to read the output of the probe (analog or serial).
Chapter 5 ______________________________________________________________ Maintenance 1. 2. 3. 4. 5. 6. Connect the USB cable to the PC, but do not connect it to the probe yet. Remove the filter from the probe and insert the probe in the LiCl salt chamber of the humidity calibrator (11 %RH). Start a terminal application and set the correct connection settings. The default serial settings are 19200 8 N 1. Remember to check which COM port the USB cable is using.
User's Guide ______________________________________________________________________ Two-Point Adjustment of RH Measurement (HMP110 and HMP113) To perform a two-point adjustment to the capacitance measurement of the HMP110 or HMP113 you need: - The Vaisala USB cable (Vaisala order code: 219690) - PC with a terminal application. - Two humidity references. The first point requires a < 50 %RH humidity reference, the second point must be > 50 %RH.
Chapter 5 ______________________________________________________________ Maintenance 9. Use the SEND command to verify the currently measured RH value: send T= 22.9 'C RH= 11.1 %RH Td= -8.0 'C 10. Give the CRH command with the RH value of the humidity reference as a parameter: crh 11 OK 11. After entering the correction, unplug the USB cable from the probe. Insert the probe in the NaCl salt chamber (75 %RH) and wait for 20 – 40 minutes for humidity and temperature to stabilize. 12.
User's Guide ______________________________________________________________________ 3. 4. 5. 6. Start a terminal application and set the correct connection settings. The default serial settings are 19200 8 N 1. Remember to check which COM port the USB cable is using. Wait for 20 – 40 minutes for the temperature to stabilize. Start the terminal session and connect the USB cable to the probe. If your probe is in the analog output mode, you need to press Enter a few times to start it in RS-485 mode.
Chapter 5 ______________________________________________________________ Maintenance Repair Maintenance Changing the INTERCAP® Sensor (HMP60 and HMP63) This procedure restores the humidity measurement accuracy of the probe. No adjustment after the sensor change is needed. To perform this procedure, you need a new INTERCAP® sensor. It is also recommended that you replace the filter with a new one. For order codes, see section Options and Accessories on page 68. 1. 2.
User's Guide ______________________________________________________________________ Changing the HUMICAP® 180R Sensor (HMP110 and HMP113) NOTE Replacing the humidity sensor of the HMP110 is not necessary in normal operation. If the accuracy of the probe does not seem to be within specification, it is likely that the accuracy can be restored by performing the adjustment procedure. See section Two-Point Adjustment of RH Measurement (HMP110 and HMP113) on page 56.
Chapter 6 ___________________________________________________________ Troubleshooting CHAPTER 6 TROUBLESHOOTING This chapter describes common problems, their probable causes and remedies, and contact information for technical support. Solving Typical Problems You can check the error message via the serial interface by using the ERRS command. If you are unable to remove the errors, contact Vaisala technical support. See section Technical Support on page 62.
User's Guide ______________________________________________________________________ Problem or Message Likely Causes and Solutions Any check sum error is active. Internal error. Perform the following steps: For example: 1. Return the probe to factory settings using the - Program flash check sum FRESTORE command. Check again. error 2. If the error is still active, contact Vaisala - Parameter flash check sum technical support.
Chapter 7 ____________________________________________________________ Technical Data CHAPTER 7 TECHNICAL DATA This chapter provides the technical data of the HMP60 and HMP110 series probes. Specifications Performance (HMP60 and HMP63) Relative Humidity Measurement range Typical accuracy temperature range +0 ... +40 °C 0 ... 90 %RH 90 ... 100 %RH temperature range -40 ... 0 °C and +40 ... +60 °C 0 ... 90 %RH 90 ... 100 %RH Humidity sensor 0 ...
User's Guide ______________________________________________________________________ Performance (HMP110) Relative Humidity Measurement range Accuracy (incl. non-linearity, hysteresis and repeatability) temperature range +0 ... +40 °C 0 ... 90 %RH 90 ... 100 %RH temperature range -40 ... 0 °C and +40 ... +80 °C 0 ... 90 %RH 90 ... 100 %RH Factory calibration uncertainty (+20 °C) Humidity sensor Stability 0 ... 100 %RH ±1.7 %RH ±2.5 %RH ±3.0 %RH ±4.0 %RH ±1.
Chapter 7 ____________________________________________________________ Technical Data Performance (HMP113) Relative Humidity Measurement range Accuracy (incl. non-linearity, hysteresis and repeatability) temperature range +0 ... +40 °C 0 ... 90 %RH 90 ... 100 %RH temperature range -40 ... 0 °C and +40 ... +60 °C 0 ... 90 %RH 90 ... 100 %RH Factory calibration uncertainty (+20 °C) Humidity sensor Stability 0 ... 100 %RH ±1.5 %RH ±2.5 %RH ±3.0 %RH ±4.0 %RH ±1.
User's Guide ______________________________________________________________________ Operating Environment Operating temperature range HMP60 HMP63 HMP110 HMP113 HMP110T Operating humidity range Electromagnetic compatibility HMP60, HMP110 and HMP110T -40 ... +60 °C -40 ... +60 °C -40 ... +80 °C -40 ... +60 °C -40 ... +80 °C 0 ... 100 %RH, non-condensing EN 61326-1: Electrical equipment for measurement, control and laboratory use EMC requirements – for use in industrial locations.
Chapter 7 ____________________________________________________________ Technical Data Mechanics (HMP60, HMP110 and HMP110T) Materials body grid filter cable Housing classification Body thread Cable connector Cable lengths Weight probe probe with 0.3 m cable Stainless steel (AISI 316) Chrome coated ABS plastic Polyurethane or FEP IP65 M12x1 / 10 mm 4-pin M8 (IEC 60947-5-2) 0.
User's Guide ______________________________________________________________________ Options and Accessories Sensors Vaisala INTERCAP® sensor, 1 piece Vaisala INTERCAP® sensor, 10 pcs Vaisala HUMICAP® 180R sensor Sensor protection Plastic grid filter, male thread Membrane filter, male thread Stainless steel sintered filter, male thread Plastic grid for use with HM40, male thread Membrane filter, female thread Stainless steel sintered filter, female thread Porous PTFE filter, female thread Accessories Loop
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