Instruction Manual

Trident Model PD765 Universal Input Meter Instruction Manual
34
Calibrating the Meter (Cal)
To scale the meter without a signal
source refer to Scaling the Meter
(scal), page 32.
The meter can be calibrated to display the process in engineering units
by applying the appropriate input signal and following the calibration
procedure.
The use of a calibrated signal source is strongly recommended to cali-
brate the meter.
inp1 dis1 04.00
Set Display 1
Value
inp2
Calibrate
Input 2
Cal
Display
Flashes
Accepting
Input
See Scaling the Meter for Button
Functions Description
Recalibrating Temperature Inputs (
Cal)
Remember, the meter is calibrated at the factory prior to shipment.
Recalibration is recommended at least every twelve months.
The Calibration (CAL) menu is used to recalibrate the thermocouple and
RTD inputs.
Allow at least 30 minutes warm-up time
before performing recalibration proce-
dure to ensure specified accuracy.