Ametek Thermox WDG-V UOP, User Manual

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1-14 | Thermox WDG-V UOP IECEx/ATEX
Digital Input to Initiate Remote Calibration Unit
The digital input connections on the wiring card allow you to initiate a re-
mote calibration from a remote location. For this option to work, you must
have a remote calibration unit. The system monitors the digital input, and
when the switch closes, it sends the system into an automatic calibration.
The switch you connect to this digital input must be a normally open
switch.
Digital input connections are labeled as follows on the wiring card:
• CIN
Terminal Block Connections
Figure 1-5. Right side cut-away view showing terminal block locations.