Calibrate Current Loop - Honeywell VC4 User Manual

4.27 Calibrate Current Loop

The Calibrate Current Loop function calibrates the external analog devices connected to the
module by generating a 2 mA to 20 mA analog signal from each individual point. If 2 mA fault
indication is disabled, then the minimum current will change from 2 mA to 4 mA.
This function provides three signal Levels methods to calibrate connected devices.
Manually: Toggling between 2 mA, 4 mA, and 20 mA signal levels
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Ramp: Automatically changing output signal levels beginning at 2 mA and going up to 20
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mA
Step: Step up the current loop from 4 mA to 20 mA in 1 mA increments
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1. In the left navigation panel, tap OVERVIEW
2. Tap on the I/O Settings button
3. Tape on the CALIBRATE button, the Stop monitoring screen will pop up asking a user to
confirm it.
4. Select the Point to output
5. Select the Signal Levels methods
6. Select the APPLY button the enable the output.
Selecting the Signal Levels - Manually
VC4™
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