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Omron E5AC User Manual

Omron E5AC
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5 - 1
E5@C Digital Temperature Controllers User’s Manual (H174)
5
5-1 Shifting Input Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3
5-2 Setting Scaling Upper and Lower Limits for Analog Inputs . . . . . . . . . . . 5-5
5-3 Executing Heating/Cooling Control
(Not Supported for Position-proportional Models.) . . . . . . . . . . . . . . . . . . 5-7
5-3-1 Heating/Cooling Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-7
5-4 Using Event Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-11
5-4-1 Event Input Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-11
5-4-2 How to Use the Multi-SP Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-11
5-4-3 Operation Commands Other than Multi-SP . . . . . . . . . . . . . . . . . . . . . . . . . . 5-12
5-5 Setting the SP Upper and Lower Limit Values . . . . . . . . . . . . . . . . . . . . . 5-15
5-5-1 Set Point Limiter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-15
5-5-2 Setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-16
5-6 Using the SP Ramp Function to Limit the SP Change Rate . . . . . . . . . . . 5-17
5-6-1 SP Ramp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-17
5-7 Using the Key Protect Level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-19
5-7-1 Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-19
5-7-2 Entering the Password to Move to the Protect Level . . . . . . . . . . . . . . . . . . . 5-20
5-8 Displaying Only Parameters That Have Been Changed . . . . . . . . . . . . . . 5-22
5-8-1 Displaying Changed Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-22
5-9 OR Output of Alarms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-24
5-9-1 Integrated Alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-24
5-10 Alarm Delays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-26
5-10-1 Alarm Delays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-26
5-11 Loop Burnout Alarm
(Not Supported for Position-proportional Models.) . . . . . . . . . . . . . . . . . 5-28
5-11-1 Loop Burnout Alarm (LBA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-28
5-12 Performing Manual Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-32
5-12-1 Manual MV . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-32
5-13 Using the Transfer Output for the Process Value, Set Point,
or other Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-36
5-13-1 Transfer Output Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-36
5-13-2 Simple Transfer Output Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-39
Advanced Operations

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Omron E5AC Specifications

General IconGeneral
Mounting TypePanel Mount
Sampling Period50 ms
Protection structureIP66 (front panel)
Control MethodON/OFF
Input TypeThermocouple, RTD
Supply Voltage100 to 240 VAC
Output TypeRelay, Voltage, Current
Control OutputRelay, voltage, current
Dimensions96 x 96 mm
Display TypeLCD
Number of Displays2
Alarm OutputRelay
CommunicationRS-485
Ambient Operating Temperature-10 to 55°C
Ambient Operating Humidity25% to 85% RH

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