Honeywell UDC2800 User Manual

Table 7-2: Current Output Calibration Procedure
Step Operation Press Result
1 Enter
Calibration
Mode
Setup key Enter into the Setup mode.
Setup key or
Increment key
or Decrement
key
Until you see Current Calib.
2 Calibrate 0 % Function key Enter into the first function prompt Zero Value
of the Current Calib set up group. Press the
Function key again to enter the configuration
prompt of Zero Value.
Increment key
or Decrement
key
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.
If tuning Zero Value of 0-20 mA output type,
the output should be tuned to non-zero value
first, and then tuned back to the edge. The
edge means that the output will be greater
than 0 mA when the Increment key is pressed,
and the output will still be 0 mA when the
Decrement key is pressed.
3 Calibrate 100
%
Function key This stores the 0 % value.
Increment key
or Decrement
key
Until you see Span Value.
Function key Enter into the configuration prompt of Span
Value.
Increment key
or Decrement
key
Until the desired 100 % 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
20 mA.
4 Exit the
Calibration
Mode
Function key The controller stores the span value.
Lower Display
key
To exit the calibration mode.
243
Chapter 7 - Output Calibration

Honeywell UDC2800 Specifications

General

Control Modes	PID, ON/OFF, Manual
Mounting	Panel Mount
Display	Dual 4-digit LED
Input Types	Thermocouple, RTD, mA, mV, V
Output Types	Relay
Power Supply	100-240 VAC, 50/60 Hz
Communication	RS-485 Modbus RTU
Enclosure Rating	NEMA 4X