00825-0100-4825.fm Page 1 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 Rosemount 248 Temperature Transmitter Start Step 1: Configure (Bench Calibration) Step 2: Mount the Transmitter Step 3: Software Installation (248C only) Step 4: Connect the Wiring Step 5: Perform a Loop Test Product Certifications 248C License Agreement EC Declaration of Conformity End www.rosemount.
00825-0100-4825.fm Page 2 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 © 2011 Rosemount Inc. All rights reserved. All marks property of owner. The Emerson logo is a trade mark and service mark of Emerson Electric Co. Rosemount and Rosemount logotype are registered trademarks of Rosemount Inc. HART is a registered trademark of the HART Communications Foundation.
00825-0100-4825.fm Page 3 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 STEP 1: CONFIGURE (BENCH CALIBRATION) The Rosemount 248 communicates using the 375 Field Communicator (communication requires a loop resistance between 250 and 1100 ohms. Do not operate when power is below 12Vdc at the transmitter terminal).
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00825-0100-4825.fm Page 5 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 STEP 2: MOUNT THE TRANSMITTER Mount the transmitter at a high point in the conduit run to prevent moisture from draining into the transmitter housing. Typical European and Asia Pacific Installation Head Mount Transmitter with DIN Plate Style Sensor 1. Attach the thermowell to the pipe or process container wall.
00825-0100-4825.fm Page 6 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 STEP 2 CONTINUED... Typical North and South American Installation Head Mount Transmitter with Threaded Sensor 1. Attach the thermowell to the pipe or process container wall. Install and tighten thermowells before applying process pressure. 2. Attach necessary extension nipples and adapters to the thermowell. Seal the nipple and adapter threads with silicone tape. 3.
00825-0100-4825.fm Page 7 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 STEP 2 CONTINUED... Mounting to a DIN Rail To attach the Rosemount 248H to a DIN rail, assemble the appropriate rail mounting kit (part number 00248-1601-0001) to the transmitter as shown.
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00825-0100-4825.fm Page 9 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 Rail Mount Threaded Sensor Threaded Style Transmitter Connection Head Sensor Standard Extension Threaded Thermowell STEP 3: SOFTWARE INSTALLATION (248C ONLY) 1. Install the 248C software • Place the 248C CD-ROM in the drive • Run setup.exe from Windows NT, 2000, or XP 2.
00825-0100-4825.fm Page 10 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 STEP 4 CONTINUED... Ground the Transmitter Ungrounded Thermocouple, mV, and RTD/Ohm Inputs Each process installation has different requirements for grounding. Use the grounding options recommended by the facility for the specific sensor type, or begin with grounding Option 1 (the most common). Option 1 (for grounded housing): 1.
00825-0100-4825.fm Page 11 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 STEP 4 CONTINUED... Option 3 (for grounded or ungrounded housing): 1. Ground sensor wiring shield at the sensor, if possible. 2. Insure that the sensor wiring and signal wiring shields are electrically isolated from the transmitter housing. 3. Do not connect the signal wiring shield to the sensor wiring shield. 4. Ground signal wiring shield at the power supply end.
00825-0100-4825.fm Page 12 Friday, February 18, 2011 11:49 AM Quick Installation Guide Rosemount 248 00825-0100-4825, Rev DB February 2011 STEP 5: PERFORM A LOOP TEST The Loop Test command verifies transmitter output, loop integrity, and operation of any recorders or similar devices installed in the loop. NOTE: This is not available with the 248C Configuration Interface. Initiate a loop test: 1.
00825-0100-4825.fm Page 13 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 PRODUCT CERTIFICATIONS Approved Manufacturing Locations Rosemount Inc. – Chanhassen, Minnesota, USA Rosemount Temperature GmbH – Germany Emerson Process Management Asia Pacific – Singapore European Union Directive Information The EC declaration of conformity for all applicable European directives for this product can be found on the Rosemount website at www.
00825-0100-4825.fm Page 14 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 Hazardous Locations Certifications(1) North American Certifications Factory Mutual (FM) I5 FM Intrinsic Safety and Non-incendive Intrinsically Safe for Class I/II/III, Division 1, Groups A, B, C, D, E, F, and G. Non-incendive Field Circuit for Class I, Division 2, Groups A, B, C, and D.
00825-0100-4825.fm Page 15 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 European Certifications CENELEC Approvals I1 CENELEC Intrinsic Safety Certificate Number: Baseefa03ATEX0030X ATEX Marking: II 1 G 1180 Ex ia IIC Temperature Codes: T5 (–60 Tamb 80 °C) T6 (–60 Tamb 60 °C) Table 2. Entity Parameters Loop/Power Sensor Ui = 30 Vdc Ii = 130 mA Pi = 1.0 W Ci = 3.6 nF Li = 0 Uo = 45 Vdc Io = 26 mA Po = 290 mW Ci = 2.
00825-0100-4825.fm Page 16 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 NC CENELEC Type n Component Certificate Number: Baseefa03ATEX0032U ATEX Marking: II 3G Ex nA IIC Table 5. CENELEC Input Parameters Ui = 42.4 V Ci = 3.6nF Li = 0 Temperature Codes: T5 (–60 Tamb 80°C) T6 (–60 Tamb 60°C) IECEx Certifications I7 IECEx Intrinsic Safety Certificate Number: IECEx BAS 07.
00825-0100-4825.fm Page 17 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 N7 IECEx Type n Certificate Number: IECEx BAS 07.0055 Ex nA nL IIC T5 (-40 °C < Ta < 70 °C) Table 8. Electrical Data Transmitter Ui = 42.4 V RTD Ui = 5 V Sensor Thermocouple Ui = 0 NG IECEx Type n Component Certificate Number: IECEx BAS 08.0087U Ex nA IIC T5 (-60°C ≤ Ta ≤ +80°C) Ex nA IIC T6 (-60°C ≤ Ta ≤ +60°C) Input Parameter: Ui = 42.
00825-0100-4825.fm Page 18 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 248C License Agreement ★ Applicable to 248C PC Programming Interface Only THIS IS A LEGAL AGREEMENT BETWEEN YOU (LICENSEE) AND ROSEMOUNT INC.BY LOADING THIS SOFTWARE INTO A COMPUTER, YOU ARE AGREEING TO THE TERMS OF THIS AGREEMENT. IF YOU DO NOT AGREE TO THE TERMS OF THIS AGREEMENT, DO NOT LOAD THIS SOFTWARE INTO YOUR COMPUTER.
00825-0100-4825.fm Page 19 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 ASSIGNMENT: Licensee may not assign, rent, lease, sub-license, or otherwise transfer the Software of Licensee’s rights and obligations under this Agreement without the prior written consent of Rosemount Inc. Rosemount Inc. may assign this Agreement to any third party, provided such a party assumes the obligations of Rosemount Inc. hereunder.
00825-0100-4825.fm Page 20 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 EC Declaration of Conformity for Rosemount 248 EC Declaration of Conformity No: RMD 1049 Rev. B We, Rosemount Inc. 8200 Market Boulevard Chanhassen, MN 55317-6985 USA declare under our sole responsibility that the product, Model 248 Temperature Transmitter manufactured by, Rosemount Inc.
00825-0100-4825.fm Page 21 Friday, February 18, 2011 11:49 AM Quick Installation Guide 00825-0100-4825, Rev DB February 2011 Rosemount 248 Schedule EC Declaration of Conformity RMD 1049 Rev. A.
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