Name: Omron E5GC
Brand: Omron
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5 Advanced Operations

5 - 52

E5@C Digital Temperature Controllers User’s Manual (H174)

• Setting the Extraction of Square Root Low-cut Point

Press the M Key several times in the Adjustment Level to dis-

play sqrp (Extraction of Square Root Low-cut Point).

Adjustment Level

Press the U or D Key to set the value to 10.0.

The default is 0.0 (%).

0.0

sqrp

Extraction of

Square Root

Low-cut Point

10.0

sqrp

Preface3
Terms and Conditions Agreement4
- Application Considerations5
- Disclaimers5
Safety Precautions6
- Definition of Precautionary Information6
- Symbols6
Precautions for Safe Use9
Installation Precautions12
Precautions for Operation13
Shipping Standards13
Preparations for Use14
Versions15
Revision History16
Conventions Used in this Manual17
- Model Notation17
- Meanings of Abbreviations17
- How to Read Display Symbols18
- How this Manual Is Organized18
- Related Manuals18
Sections in this Manual19
- Table of Contents20
- Introduction25
Appearance, Features, and Functions of the E5@C26
- Appearance26
- Features26
- Main Functions27
I/O Configuration and Model Number Legend29
- I/O Configuration29
- Model Number Legends30
  - Preparations39
Installation40
- Dimensions (Unit: MM)40
- Panel Cutout (Unit: MM)44
- Mounting47
Using the Terminals62
- E5CC Terminal Block Wiring Example62
- E5CC-U Terminal Block Wiring Example67
- E5CC-B Terminal Block Wiring Example70
- E5EC/E5AC Terminal Block Wiring Example74
- E5EC-B Terminal Block Wiring Example79
- E5DC Terminal Block Wiring Example84
- E5DC-B Terminal Block Wiring Example87
- E5GC Terminal Block Wiring Example90
- Precautions When Wiring93
- Wiring99
Insulation Block Diagrams111
Using the Setup Tool Port114
- Procedure114
- Connection Method114
- Installing the Driver121
Basic Application Flow124
Power on125
Part Names, Part Functions, and Setting Levels126
- Part Names and Functions126
- Entering Numeric Values131
- Setting Levels132
Procedures after Turning on the Power Supply135
- Basic Flow of Operations135
- Basic Procedure135
  - Basic Operation143
Moving between Setting Levels145
- Moving to the Initial Setting Level145
- Moving to the Adjustment Level146
- Moving to the Protect Level146
- Moving to the Advanced Function Setting Level147
- Moving to the Communications Setting Level149
Initial Setting Examples150
Setting the Input Type153
- Input Type153
Selecting the Temperature Unit155
- Temperature Unit155
Selecting PID Control or ON/OFF Control (Not Supported for Position-Proportional Models.)156
Setting Output Specifications157
- Control Periods (Not Supported for Position-Proportional Models.)157
- Direct and Reverse Operation157
- Assigned Output Functions (Assigning Control Outputs Is Not Supported for Position-Proportional Models.)158
- Auxiliary Output Opening or Closing in Alarm161
Setting the Set Point (SP)162
- Changing the SP162
Using ON/OFF Control (Not Supported for Position-Proportional Models.)163
- ON/OFF Control163
- Hysteresis163
- Settings164
Determining PID Constants(AT, ST, Manual Setup)166
- Determining PID Constants (AT, ST, Manual Setup)166
- AT (Auto-Tuning)166
- ST (Self-Tuning) (Not Supported for Position-Proportional Models.)169
- RT (Robust Tuning) (Used for at or ST.)170
- Manual Setup172
Alarm Outputs174
- Alarm Types174
- Alarm Values177
Alarm Hysteresis180
- Standby Sequence180
- Alarm Latch181
Using Heater Burnout (HB) and Heater Short (HS) Alarms (Not Supported for Position-Proportional Models.)182
- HB Alarm182
- HS Alarm184
- Installing Current Transformers (CT)186
- Calculating Detection Current Values188
- Application Examples188
Customizing the PV/SP Display192
- PV/SP Display Selections192
  - Advanced Operations195
Shifting Input Values197
Setting Scaling Upper and Lower Limits for Analog Inputs199
Executing Heating/Cooling Control (Not Supported for Position-Proportional Models.)201
- Heating/Cooling Control201
Using Event Inputs205
- Event Input Settings205
- How to Use the Multi-SP Function205
- Operation Commands Other than Multi-SP206
Setting the SP Upper and Lower Limit Values209
- Set Point Limiter209
- Setting210
Using the SP Ramp Function to Limit the SP Change Rate211
- SP Ramp211
Using the Key Protect Level213
- Protection213
- Entering the Password to Move to the Protect Level214
Displaying Only Parameters that Have Been Changed216
- Displaying Changed Parameters216
OR Output of Alarms218
- Integrated Alarm218
Alarm Delays220
Loop Burnout Alarm (Not Supported for Position-Proportional Models.)222
- Loop Burnout Alarm (LBA)222
Performing Manual Control226
- Manual MV226
Using the Transfer Output for the Process Value, Set Point, or Other Data230
- Transfer Output Function230
- Simple Transfer Output Function233
Using the Simple Program Function236
- Simple Program Function236
- Operation at the Program End239
- Application Example Using a Simple Program241
Output Adjustment Functions242
- Output Limits242
- MV at Stop242
- MV at PV Error243
Using the Extraction of Square Root Parameter245
- Extraction of Square Roots245
Setting the Width of MV Variation247
- MV Change Rate Limit247
Setting the PF Key249
- PF Setting (Function Key)249
Displaying PV/SV Status252
- PV and SV Status Display Functions252
Using a Remote SP254
Controlling Valves (Can be Used with a Position-Proportional Model)256
Logic Operations259
- The Logic Operation Function (CX-Thermo)259
- Using Logic Operations259
- Using Status Display Messages267
Initializing Settings269
- Parameters269
Conventions Used in this Section272
Protect Level273
Operation Level277
Adjustment Level288
Monitor/Setting Item Level308
Manual Control Level309
Initial Setting Level311
Advanced Function Setting Level331
Communications Setting Level366
- User Calibration369
7-1 User Calibration371
Parameter Structure371
Thermocouple Calibration372
Resistance Thermometer Calibration375
Calibrating Analog Input377
Calibrating the Transfer Output381
Checking Indication Accuracy383
- Appendices387
Specifications387
- A-1-1 Ratings387
- A-1-2 Characteristics387
- A-1-3 Rating and Characteristics of Options387
- A-1-4 Waterproof Packing392
- Unit Labels392
- A-1-6 Setup Tool Port Cover for Front Panel393
- A-1-7 Connector Cover of the Terminal Unit (Models with Push-In Plus Terminal Blocks394
Current Transformer (CT396
- A-2-1 Specifications396
- A-2-2 Dimensions (Unit: MM396
USB-Serial Conversion Cable and Conversion Cable399
- A-3-1 E58-CIFQ2 USB-Serial Conversion Cable399
- A-3-2 E58-CIFQ2-E Conversion Cable400
Error Displays401
A-5 Troubleshooting405
- A-5-1 Frequently Asked Questions405
- A-5-2 Checking Problems408
Parameter Operation Lists411
- A-6-1 Operation Level411
- A-6-2 Adjustment Level412
- A-6-3 Initial Setting Level414
- A-6-4 Manual Control Level418
- A-6-5 Monitor/Setting Item Level418
- A-6-6 Advanced Function Setting Level418
- A-6-7 Protect Level424
- A-6-8 Communications Setting Level424
- A-6-9 Initialization According to Parameter Changes425
Sensor Input Setting Range, Indication Range, Control Range429
Setting Levels Diagram430
Parameter Flow431

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Brand	Omron
Model	E5GC
Category	Temperature Controller
Language	English