Honeywell UDC2800 User Manual

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Key Number I II III IV V VI
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
Key Number - UDC2800 Single Loop Controller
Description Selection Availability
Digital Controller for use with 100 to 240 Vac Power DC2800
↓
Digital Controller for use with 24 Vac/dc power DC2900
↓
Table I - Specify Control Output and/or Alarms
Output #1
Current Output (4 to 20 ma, 0 to 20 ma) C _ • •
Electro Mechanical Relay (5 Amp Form C) E _ • •
Open Collector transistor output T _ • •
Dual 2 Amp Relays (Both are Form A)
(Heat/Cool Applications)
R _ • •
Output #2
and Alarm
#1 or
Alarms 1
and 2
No Additional Outputs or Alarms _ 0 • •
One Alarm Relay Only _ B • •
E-M Relay (5 Amp Form C) Plus Alarm 1 (5 Amp
Form C Relay)
_ E • •
Open Collector Plus Alarm 1 (5 Amp Form C
Relay)
_ T • •
Table II - Communications and Software
Communications None 0 _ _ • •
Auxiliary Output/Digital Inputs (1 Aux and
1 DI or 2 DI)
1 _ _ • •
RS-485 Modbus Plus Auxiliary
Output/Digital Inputs
2 _ _ • •
10/100M Base-T Ethernet (Modbus RTU)
Plus Auxiliary Output/Digital Inputs
3 _ _ • •
Software Standard Software
Standard S/W and Setpoint Program
_ S_
_ F_
•
•
•
•
Future options None _ _ O • •
Chapter 3 - Installation

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