4728_Rev BA.fm Page 1 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 Rosemount 644H and 644R Smart Temperature Transmitters Start Step 1: Configure (Bench Calibration) Step 2: Set Failure Mode Switch Step 3: Mount the Transmitter Step 4: Connect the Wiring Step 5: Perform a Loop Test Power Up Transmitter Check Process Connections Confirm Configuration End HART® ¢00825-0100-4728[¤ www.rosemount.
4728_Rev BA.fm Page 2 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 © 2003 Rosemount Inc. All rights reserved. All marks property of owner.
4728_Rev BA.fm Page 3 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 STEP 1: CONFIGURE (BENCH CALIBRATION) The 644 communicates using the HART Communicator (communication requires a loop resistance between 250 and 1100 ohms. Do not operate when power is below 12 Vdc at the transmitter terminal).
728_Rev BA.fm Page 4 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 STEP 1 CONTINUED... Figure 1. Connecting a Communicator to a Bench Loop.
4728_Rev BA.fm Page 5 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 STEP 1 CONTINUED... Input/Verify Callendar Van-Dusen Constants If sensor matching is being used with this combination of a transmitter and sensor, verify the constants input. 1. At the Home screen, select 1 Device Setup, 3 Configuration, 2 Sensor Config, 1, 1 Sensor 1, 3 Cal Van-Dusen. Set the control loop to manual. Select OK 2.
4728_Rev BA.fm Page 6 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 STEP 3: MOUNT THE TRANSMITTER Mount the transmitter at a high point in the conduit run to prevent moisture from draining into the transmitter housing. Typical Connection Head Installation Head Mount Transmitter with DIN Plate Style Sensor 1. Attach the thermowell to the pipe or process container wall. Install and tighten the thermowell before applying process pressure. 2.
4728_Rev BA.fm Page 7 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 STEP 3 CONTINUED... Typical Universal Head 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.
4728_Rev BA.fm Page 8 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 STEP 3 CONTINUED... Rail Mount Transmitter and Sensor 1. Attach the transmitter to a suitable rail or panel. 2. Attach the thermowell to the pipe or process container wall. Install and tighten the thermowell, according to plant standards, before applying pressure. 3. Attach the sensor to the connection head and mount the entire assembly to the thermowell. 4.
4728_Rev BA.fm Page 9 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 STEP 3 CONTINUED... Rail Mount Transmitter with Threaded Sensor 1. Attach the transmitter to a suitable rail or panel. 2. Attach the thermowell to the pipe or process container wall. Install and tighten the thermowell before applying pressure. 3. Attach necessary extension nipples and adapters. Seal the nipple and adapter threads with silicone tape. 4.
4728_Rev BA.fm Page 10 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 STEP 4: CONNECT THE WIRING • Wiring diagrams are located inside the terminal block cover. • An external power supply is required to operate the transmitter. • The power required across the transmitter power terminals is 12 to 42.4 VDC (the power terminals are rated to 42.4 VDC). To prevent damaging the transmitter, do not allow terminal voltage to drop below 12.
4728_Rev BA.fm Page 11 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 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: 1. Connect sensor wiring shield to the transmitter housing. 2.
4728_Rev BA.fm Page 12 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 STEP 3 CONTINUED... Option 3: 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.
4728_Rev BA.fm Page 13 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 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. Initiate a loop test: 1. Connect an external ampere meter in series with the transmitter loop (so the power to the transmitter goes through the meter at some point in the loop. 2.
4728_Rev BA.fm Page 14 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 PRODUCT CERTIFICATIONS Approved Manufacturing Locations Emerson Process Management Rosemount Division.
4728_Rev BA.fm Page 15 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 Hazardous Locations Certificates North American Certifications Factory Mutual (FM) Approvals 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 for Class I, Division 2, Groups A, B, C, and D. Intrinsically Safe and non-incendive when installed in accordance with Rosemount drawing 00644-0009.
4728_Rev BA.fm Page 16 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 Canadian Standards Association (CSA) Approvals I6 CSA Intrinsic Safety Intrinsically Safe for Class I, Division 1, Groups A, B, C, and D when installed in accordance with Rosemount drawing 00644–1064. Table 2. Temperature Code Pi Temperature Code 0.67 W 0.67 W 1.
4728_Rev BA.fm Page 17 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 European Certifications CENELEC ATEX Approvals I1 CENELEC Intrinsic Safety: Certificate Number: BAS00ATEX1033X ATEX Marking: II 1 G EEx ia IIC T4/T5/T6 1180 Table 3. Temperature Code Pi Temperature Code 0.67 W 0.67 W 1.0 W 1.0 W T6 (Tamb = – 60 °C to 40 °C) T5 (Tamb = – 60 °C to 50 °C) T5 (Tamb = – 60 °C to 40 °C) T4 (Tamb = – 60 °C to 80 °C) Table 4.
4728_Rev BA.
4728_Rev BA.fm Page 19 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 I7 SAA Intrinsic Safety Certificate Number: AUS Ex 03.3877X Ex ia IIC Temperature Code: T5 (Tamb = –60 to 75 °C) T6 (Tamb = –60 to 50 °C) Table 5. Input Entity Parameters Loop / Power Sensor Ui = 30 V dc Uo = 17.3 V Io = 247 mA Ii = 200 mA Pi = 1.0 W Po = 0.08 W Ci = 5.3 nF Co = 0.70 µF Li = 0 mH Lo = 3.13 mH Special Condition for Safe Use (X): 1.
4728_Rev BA.fm Page 20 Wednesday, July 9, 2003 10:25 AM Quick Installation Guide 00825-0100-4728, Rev BA May 2003 Rosemount 644 Brazilian Certifications Centro de Pesquisas de Energia Eletrica (CEPEL) Approval I2 CEPEL Intrinsic Safety. Not available, consult factory Japanese Certifications Japanese Industrial Standard (JIS) Approvals E4 JIS Explosion-Proof Table 6.