Honeywell UDC2500 User Manual

Output Calibration
4/07 UDC2500 Universal Digital Controller Product Manual 155
Procedure
The procedure for calibrating the auxiliary output is listed in Table 6-4. The numeric
codes are also listed.
Make sure “LOCK” in the Tuning Set Up group is set to “NONE” (see Subsection 3.4).
Table 6-4 Auxiliary Output Calibration Procedure
(Numeric Code 50000)
Step Operation Press Result
1
Enter Calibration
Mode
SetupSetup
until you see
Upper Display = CAL ( - - - - )
Lower Display = AUXOUT (50000)
2
Calibrate 0 %
FunctionFunctionFunction
You will see:
Upper Display = A Value
Lower Display = ZROVAL (50001)
or
until the desired 0 % output is read on the milliammeter,
use the values shown below depending on the action of
your controller. Normally, this will be the setting that
produces 4 mA.
3
Calibrate 100 %
FunctionFunctionFunction
To store the 0 % value you will see:
Upper Display = A Value
Lower Display = SPNVAL (50002)
or
until the desired 100 % output is read on the milliammeter. .
Normally, this will be the setting that produces 20 mA.
4
FunctionFunctionFunction
The controller stores the span value. Exit the
Calibration Mode
Lower
Display
Lower
Display
Lower
Display
To exit the calibration mode.

Honeywell UDC2500 Specifications

General

Type	Universal Digital Controller
Alarm Relays	Up to 2 alarm relays
Communication	RS485 Modbus RTU
Mounting	Panel Mount
Display	Dual 4-digit LED
Input Types	Thermocouple, RTD, mA, V
Control Modes	On/Off, PID
Output Types	Relay, mA, V
Power Supply	100-240 VAC, 24V DC
Dimensions	96x96x132 mm