Modbus Detector Calibration - Prosense DPX Series User Manual

Once detector and alarm level set parameters will be updated with the current values on
detector:
Panel program will guide user to set each parameter and digit one by one. Once all
completed press MENU button, panel program will perform sanity check and display
"Successful" message to confirm write operation. These parameters will be written directly
onto detector. Once detector went in to alarm status panel can easily recognize it. Panel and
detector alarm levels for MODBUS connected detectors will be same all the time.

7.2.6 MODBUS Detector Calibration:

DPX Series Gas Control Panel can initiate calibration operation for detector connected to
MODBUS channels. This operation does not work for detectors connected to analogue
channels. To start calibration, select "2. Calibration" option from "Detector Settings" menu.
Panel program provide screen to set desired detector and calibration operation:
User should set the desired detector Modbus address then select the calibration operation.
Select "Set Zero" for zero calibration:
PRS-UM-DP-X-EN-Rev1.0-17.11.2021
Detector : 001
Alarm : 1
Level : 010%LEL
Auto-reset : YES
Relay : De-energized
Off Delay : 00 Min
Detector : 001
Operation : Cancel
Detector : 001
Operation : Set Zero
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