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Omron Manuals
Temperature Controller
EJ1C-EDU Series
User manual
Omron EJ1C-EDU Series User Manual
Modular temperature controllers
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Contents
Table of Contents
Bookmarks
Table of Contents
Table of Contents
Section 1 Outline
Outline
Appearance
Names of Parts
Names of Parts on Front Panel
Meanings of Indicators
Using Setting Switches
I/O Configuration
I/O Configuration and Main Functions
Main Unit Functions
Model Number Legend
Internal Block Diagrams
Section 2 Preparations
Preparations
Dimensions (Unit: MM)
Installation
Mounting and Removing Terminal Blocks
Terminal Arrangement
Wiring Terminals
Wiring Precautions
Wiring
Procedure
Using Tool Ports
Unit Configuration Examples
Connection Precautions
Section 3 Typical Control Examples
Typical Control Examples
Application
Minimum Configuration for Control
Setup
Wiring
Adjustment
Application
Multi-Channel Control
Setup
Wiring
Adjustment
Application
Control Linked to a Host Device
Wiring
Setup
Adjustment
Application
Controlling G3ZA Controllers Connected to Output Devices
Wiring
Adjustment
Setup
Section 4 Basic Units (Tc4 and Tc2) Functions
Basic Units (TC4 and TC2) Functions
Input Type
Setting Input Specifications
Analog Inputs
Temperature Inputs
Input Shift (Correction)
Input Filter
Control Output Assignments
Setting Output Specifications
Control Output Method
Minimum Output ON/OFF Width V1.2
Output on Scheduling Function
Output Scaling
Transfer Outputs
Setting Control Specifications
Starting and Stopping Control
Selecting the Control Method
Selecting the Output Mode
Setting the Set Point
Setting the SP Ramp
Remote SP
Setting the Manipulated Variable (MV)
Tuning
Disturbance Overshoot Adjustment Function
4-3-10 Operation During Errors
Alarm Types
Setting Alarm Specifications
Alarm Hysteresis
Alarm Value
Alarm Latch
Standby Sequence
Alarm Delay
Closed in Alarm or Open in Alarm
Alarm SP Selection
Channel Alarm Status
CT Assignment (TC2)
Detecting Current Errors
Heater Burnout Alarm (HB Alarm)
Heater Short Alarm (HS Alarm)
Heater Overcurrent Alarm (OC Alarm)
Loop Burnout Alarm (LBA)
Using the Loop Break Alarm (LBA)
Bank Function
Other Functions (TC4 and TC2)
Event Inputs (TC2)
Internal Buses (TC4 and TC2)
Using G3ZA Multi-Channel Power Controllers
Using the G3PW V1.1
Section 5 Advanced Unit (Hfu) Functions
Advanced Unit (HFU) Functions
Connectable Devices
Programless Communications
Checking Operation
Detailed Settings
Description of Operation
Operation Command Codes for Programless Communications
Bit-Specified Operation Commands
Programless Communications Errors
Connecting more than One HFU
Connecting more than One HFU V1.1
CS/CJ/NJ-Series Plcs
MELSEC-Q/Qna/Qnas-Series Plcs
HFU Communications Unit no
Auxiliary Output Allocations
HFU Internal Buses
Other HFU Functions
Section 6 Compoway/F Communications
Compoway/F Communications
Communications Settings
Communications Specifications
Other Communications Settings
Send Data Wait Time
Unit Number Setting
Frame Configuration
FINS-Mini Text
Number of Elements
PDU Structure
Variable Type and Address
Communications Data
List of FINS-Mini Command Services
Detailed Description of Services
Read from Variable Area
Write to Variable Area
Composite Read from Variable Area
Composite Write to Variable Area
Composite Registration Read
Composite Read Registration
Composite Read Registration Confirmation
Controller Attribute Read
Controller Status Read
6-4-10 Echoback Test
Operation Commands
Section 7 Modbus Communications V1.1
Modbus Communications
Communications Settings
Communications Specifications
Other Communications Settings
Send Data Wait Time
Unit Number Setting
Command Frames
Frames
Response Frames
Function Codes
Addresses
Communications Data
Number of Elements
Variable Areas
Detailed Description of Services
Multiple Read from Variable Area
Multiple Write to Variable Area
Single Write to Variable Area
Echoback Test
Section 8 Errors and Error Processing
Errors and Error Processing
Things to Check First
Determining Errors from Indicators
Determining the Error from the Status
Determining the Error from the Current Situation for Communications Errors
Determining the Error from the Current Situation for Temperature Measurement Errors
Determining the Error from the Current Situation for Temperature Control Errors
Determining the Error from the Current Situation for Output Errors
Determining the Error from the Current Situation for Heater Burnout Alarm Errors
Appendix
Ratings
Specifications
Characteristics
Current Transformer
Dimensions
Specifications
ASCII Table
Sensor Input Ranges
Parameter List
Status Lists
Parameters that Can be Allocated for Programless Communications
Index
Revision History
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EJ1
Modular Temperature
Controllers
User's Manual
Cat. No. H142-E1-10
Table of
Contents
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Chapters
Table of Contents
21
Section 1 Outline
29
Section 2 Preparations
41
Section 3 Typical Control Examples
65
Section 4 Basic Units (Tc4 and Tc2) Functions
81
Section 5 Advanced Unit (Hfu) Functions
149
Section 6 Compoway/F Communications
205
Section 7 Modbus Communications V1.1
227
Section 8 Errors and Error Processing
241
Appendix
267
Table of Contents
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