MULTISPAN UTC-421G User Manual

Page 1
UTC-421G
PV = Process Value
SV = Set Value
TEMPERATURE CONTROLLER
DISPLAY AND KEYS:
CONTROL METHOD:
DIMENSION:
OUTPUT SPECIFICATION:
POWER SUPPLY:
ENVIRONMENT CONDITION:
Display
Heating
Size
Keys
Cooling
Panel Cutout
Power Consuption
(VA Rating)
Relative Humidity
Protection Level
Relay
Output Signal
Supply Voltage
Operating Temp.
Relay Type
Rating
Upper: 4 digit, 7 segment, 0.56”
1) PID control with Auto-Tuning
Lower: 4 digit, 7 segment, 0.33”
2) ON-OFF control
48 (H) x 48 (W) x 95 (D) mm
100 to 270V AC, 50-60Hz
0°C to 55°C
UP to 95% RH
(non-condensing)
IP-65 (Front side) As per IS/IEC
60529 : 2001
1 Nos
12V DC, 30mA DC
(On-Off condition)
Relay parallel to SSR
1C/O (NO-C-NC)
10A, 230V AC / 28V DC
SET, INC, DEC, ENT
ON-OFF control
45 (H) x 45 (W) mm
4VA @ 230V AC MAX
Relay Output
SSR Drive Output
TECHNICAL SPECIFICATION
48
95
45
45
3
MECHANICAL INSTALLATION
TERMINAL CONNECTION
48
Outline Dimension (mm)
Panel Cutout
Dimension (mm)
6
6
6
8
8
7
7
7
3-Wire RTD
2-Wire RTD
Thermocouple
Install jumper
when using
2 Wire RTD
Sensor input
+
www.multispanindia.com
T/C
+
+
RTD
-
-
NC
C
Relay
NO
O/P
SSR
100
270V AC
1
2
3
4
5
L
N
6
7
8
9
10
~
50/60 HZ
4VA
Sensor Input
Input Types
Resolution
Indication
Input
Range
0 to 600°C
0.0 to 400.0°C
0 to 1200°C
-50 to 400°C
0.0 to 500.0°C
-50.0 to 400.0°C
J
J.1
K
PT-100
K.1
PT.1
J,K,PT-100 = 1°C
±1% of FSD ± 1°C
J.1,K.1,PT.1 = 0.1°C
INPUT SPECIFICATION:
Accuracy
UTC 421G
!
Made in India
Display Color:
Upper : White Or Red
Lower : Green

MULTISPAN UTC-421G Specifications

General

Control Method	PID, On/Off
Number of Outputs	2
Communication	RS-485 Modbus RTU
Input Type	Thermocouple, RTD
Output Type	Relay, 4-20 mA
Display Type	LED
Power Supply	100-240V AC, 50/60Hz, 24V DC
Weight	Approximately 150g

Summary

Technical Specifications

Input Specifications

Details supported input types, their ranges, and resolution.

Output Specifications

Information on relay output type, rating, and SSR drive output.

Power Supply

Specifies supply voltage, frequency, and power consumption.

Environment Conditions

Defines operating temperature and relative humidity limits.

Control Methods

Lists supported heating and cooling control modes.

Display and Keys

Display Details

Describes the upper and lower display segments and colors.

Key Functions

Lists the keys on the controller and their primary functions.

Dimensions and Installation

Device Dimensions

Provides overall unit size and panel cutout dimensions.

Mechanical Installation

Guidelines for fitting the unit into a control panel.

Terminal Connections

Diagram showing sensor input and power terminal assignments.

Operation and Safety

Status LED Description

Explains the meaning of the status indicator LEDs.

Key Operation

Details how to use the controller's buttons for various functions.

Safety Precautions

General safety instructions for personnel and instrument.

Warning Guidelines

Specific warnings regarding electrical shock and wiring.

Installation and Maintenance

Installation Guidelines

Recommendations for installing the unit within a control panel.

Mechanical Installation Details

Specifics on panel cutout, terminal use, and wiring.

Maintenance

Instructions for cleaning and care of the instrument.

Parameter Settings

Error Display

Codes displayed for sensor connection or range errors.

Set Point Setting

How to adjust the process value and set point.

Factory Setting

Procedures for entering factory settings and applying them.

Parameter Range

Defines the configurable range for various parameters.

Control Functions

Control Parameter Setting

How to set PID parameters like Proportional Band and Integral time.

Auto Tuning Function

Explanation of the automatic tuning process for PID parameters.

ON-OFF Control (Heating)

Diagram illustrating ON-OFF control logic for heating.

ON-OFF Control (Cooling)

Diagram illustrating ON-OFF control logic for cooling.