Honeywell UDC2800 User Manual

Start Up Procedure for Operation
It is required to enter the initial password and a new password when
start up the controller for the first time. The initial password is 1234.
For more information of interface displays, see the section Function
of displays.
For more information of interface displays, see "Function of displays"
in UDC2800 Product Manual.
Table 5-2: Procedure for Starting Up the Controller
Step Operation Press Result
1 Select
Manual Mode
Man Auto key Until "Manual" is displayed under MODE.
The controller is in manual mode.
2 Adjust the
Output
Increment or
Decrement key
Lower Display = OUT and the output
value in %
To adjust the output value and ensure
that the final control element is
functioning correctly.
3 Enter the
Local
Setpoint
Lower Display key Until the required "SP" and the Local
Setpoint Value are displayed.
Increment or
Decrement key
To adjust the local setpoint to the value
at which you want the process variable
maintained.
ATTENTION: The local setpoint 1
cannot be changed if the Setpoint
Ramp function is running.
4 Select
Automatic
Mode
Man Auto key Until “Auto” is displayed under MODE.
The controller is in Automatic mode.
The controller will automatically adjust
the output to maintain the process
variable at setpoint.
5 Tune the
Controller
Setup key Make sure the controller has been
configured properly and all the values
and selections have been recorded on
the Configuration Record Sheet.
183
Chapter 5 - Monitoring and Operating the Controller

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