Channel Settings; Gain And Offset; Alarm Trigger - Omega iServer 2 Series User Manual

6.7 Channel Settings

Clicking on the individual gauge display readings in the web UI will bring up the Channel Settings
window. Gain and Offset values can be applied, display ranges can be set, and alarm triggers can
be defined. If any configurations are made to this menu, the user must click Update to finalize the
changes.
6.7.1

Gain and Offset

A Gain value is a multiplier added to the sensor reading value. The Gain value can be
positive, negative, and/or a decimal value. A decimal value will divide the sensor reading. A
negative value will invert the sensor reading. An Offset value adds or subtracts a constant
value to the sensor reading. The offset is applied after the Gain.
The equation for an input value scaled by Gain and Offset is given below:
6.7.2

Alarm Trigger

Alarms for a channel input may be configured to trigger based thresholds that can be set to a
range (High Low), Above, or Below a certain reading.
Figure 42: Sensor input channel configuration
Input = (Input
Scaled Raw
X Gain) + Offset
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