Commissioning Info Screen - Critical Room Control CRC-FHM User Manual

Commissioning Info Screen

The commissioning info screen is a feature of the CRC-FHM/C that displays key information on
the front screen to aid in the setup / startup of the fume hood. It also allows the commissioning
agent to change the P and I gains values directly from the front screen.
This feature can be turned on / off from the Exhaust Setup Screen.
Commissioning information values include:
• Current Analog Input 1-3 values (percentage of 0-10V signal)
• Current PID output / valve position (percentage 0-10v signal on AO 0)
•
Current "WC signal from CRC-CLV
•
Current CFM being exhaust by this hood
•
Current total exhaust of all hoods (see hood summing feature) – "T CFM CAS"
•
Current Air flow without display dead band and influence from min / max feature
•
Total Sash Area - "Tot Area" (applicable for sash sensing only)
•
Vertical Sash Area (applicable for sash sensing only)
•
Horizontal Sash Area (applicable for sash sensing only)
•
Voltage offset (see zeroing valve)
•
FPM Offset (applicable for sidewall sensing only)
FPM Offset button allows
balancer to easily fine tune
the FPM signal coming from
our sidewall sensor
Fume Hood Monitor and Controller – User Guide 8 © 2016 CRITICAL ROOM CONTROL
Set Stop Position is used only
with sidewall sensing and PSVC.
See sidewall setup for more
information.