51-52-25-166, Revision 1.0
November 2022
Getting started
When start up the controller for the first time, it is required to enter the initial password and a new password. The initial password is 1234.
Overview
This document is a quick start guide for the UDC2800 Limit controller. For detailed instructions, see UDC2800 Limit Controller Product
Manual.
To Download the Product Manual:
1.
In a web browser, enter https://process.honeywell.com/us/en/support/product-documents-downloads, and log in.
If you are a new user, register at this website first.
2.
In the Search box, enter UDC2800 Limit Control Product Manual (#51-52-25-165), and click the Search icon.
Select DOCUMENT TYPE & PRODUCT filters if required. The all search Results page appears with the search results.
3.
4.
Click the package to download it.
Model Number Interpretation
Write your controller's model number in the spaces provided below and circle the corresponding items in each table. This information will also
be useful when you wire your controller.
•
Select the desired Key Number. The arrow to the right marks the selection available.
•
Make the desired selections from Table I to Table VI. A dot '·' denotes availability.
Key Number
I
_ _
_ _ _ _ _ _
Key Number – UDC2800 Single Loop Controller
Description
Digital Controller for use with 100 to 240 Vac Power
Digital Controller for use with 24 Vac/dc Power
Table I – Specify Control Output and/or Alarms
Output #1
Current Output (4 to 20ma, 0 to 20ma)
Electro Mechanical Relay (5 Amp Form C)
Open Collector transistor output
Dual 2 Amp Relays (Both are Form A) (Heat/Cool Applications)
Output #2 and
No Additional Outputs or Alarms
Alarm #1 or Alarms
One Alarm Relay Only
1 and 2
E-M Relay (5 Amp Form C) Plus Alarm 1 (5 Amp Form C Relay)
Open Collector Plus Alarm 1 (5 Amp Form C Relay)
Table II – Communications and Software
Communications
None
Auxiliary Output/Digital Input (1 Aux and 1 DI)
RS-485 Modbus Plus Auxiliary Output/Digital Input
10/100M Base-T Ethernet (Modbus RTU) Plus Auxiliary
Output/Digital Inputs
Software
Limit Controller
Standard Software
Standard S/W and Set Point Programming
Future options
None
Table III – Input 1 and Input 2
Input 1
TC, RTD, mV, 0-5V, 1-5V, 0-10V
TC, RTU, mV, 0-5V, 1-5V, 0-10V, 0-20mA, 4-20mA
Input 2
None
TC, RTD, mV, 0-5V, 1-5V, 0-10V
TC, RTD, mV, 0-5V, 1-5V, 0-10V, 0-20mA, 4-20mA
Slidewire Input for Position Proportional (Required 2 Relay Outputs)
Carbon, Oxygen or Dewpoint (Provide 2 Inputs)
UDC2800 Universal Digital Limit Controller Quick Start Guide
II
III
IV
V
_ _ _
_ _ _
_ _ _
_ _
Selection
Availability
↓
DC2800
DC2900
•
C _
•
E _
T _
•
•
R _
•
_ 0
•
_ B
•
_ E
•
_ T
•
0_ _
•
1_ _
•
2_ _
•
3_ _
•
_ L _
•
_ S _
•
_ F _
_ _ 0
•
•
1_ _
•
2_ _
_ 00
•
•
_ 10
•
_ 20
A
_ 40
b
_ 60
Table IV – Options
Approvals
CE (Standard)
CE, UL and CSA
CE, UL and CSA and FM (Limit Controller)
Tags
None
Stainless Steel Customer ID Tag – 3 lines w/22 characters/line
Future options
None
Table V – Documentation
Documents
Quick Start Guide - English
Certificate
None
Certificate of Conformance (F3391)
Table VI – Extended Warranty
Extended Warranty
None
Extended Warranty Additional 1 year
Extended Warranty Additional 2 year
Dimensions and Mounting
VI
_
↓
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•
Wiring
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
Attention: It is recommended to set up an uninterrupted power supply to avoid fluctuations on the device power line, as such
fluctuations may cause device availability issues.
A
B
•
•
0_ _
•
•
1_ _
d
d
2_ _
•
•
_ 0 _
•
•
_ T _
•
•
_ _ 0
•
•
0_
•
•
_ 0
•
•
_ C
•
•
0
•
•
1
•
•
2