Specifications

Configuring the On-Board/Remote Reference Jumpers
Figure 2-8 shows how to set the Option 12’s jumpers for on-board and remote
thermocouple reference temperature measurement. Figure 2-2 shows the jumpers on
the Option 11 Terminal Module. The Thermistor is used for reference junction
temperature sensing for thermocouple measurements.
Field Wiring
Configuring the On-Board/Remote Reference Jumpers
34 Chapter 2
ON BOARD
Place both J1 jumpers here to
connect current source to
on-board thermistor RT1. Sense
RT1 by connecting any sense
channels to terminals HTS and
LTS.
Under Cover
Place both J1 jumpers here to
route current source to terminals
HTI and LTI. Connect these
terminals to remote thermistor o
r
RTD. Sense with any sense
channel.
REMote
ON
BOARD
REM
J1
ON
BOARD
REM
J1
See figure on page 39 to remove the cover
Figure 2-8: Temperature Sensing for VT1419A Terminal Module
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