Product Manual

Application Notes
Thermocouple Transmitter 4
4-9
Thermocouple Transmitter
1. Disconnect test leads from external devices.
2. Select thermocouple output on the primary display as given in the “Thermocouple (TC)
Source” section of Chapter 4.
3. Select the correct thermocouple type for the transmitter.
4. Select current input on the isolated display as given in the “Current Input” section of
Chapter 5.
5. Select the isolated loop power option. If a HART communicator is necessary for set up of
the transmitter, select HART.
6. Connect the transmitter as shown in Figure 4-7.
7. To verify and calibrate the transmitter, refer to the transmitter documentation.
Documenting
Process
Calibrator
754
DOCUMENTING PROCESS CALIBRATOR
+
+
+
+
CURRENT
OUTPUT
HI
VOLTS
mA
RTD/
OUTPUT
HI
LO
HI
LO
LO
TC
SENSE
INPUT/OUTPUT
4 W RTD/
INPUT
100 V PK
MAX
100V MAX
100mA MAX
20V PK
MAX
20V PK
MAX
PRECISION PROCESS CALIBRATOR
7526A
100 V PK
MAX
HI
INPUT
LO
Switch Test
Reset
LOOP
HART
PWR
+
-
+
+
1
2
3
4
Press and Hold
for Switch Test
VOLTS
mA
gwp026.eps
Figure 4-7. Thermocouple Transmitter Application