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Omron E5EC Communications Manual

Omron E5EC
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6 - 1
6
E5@C Digital Temperature Controllers Communications Manual (H175)
This section describes programless communications for the E5@C.
Programless communications are not supported by version 1.0 of the E5CC/EC.
6-1 Programless Communications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3
6-1-1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3
6-1-2 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3
6-1-3 Operation for Programless Communications . . . . . . . . . . . . . . . . . . . . . . . . . . 6-4
6-1-4 Timing of Turning Power ON and OFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-4
6-1-5 Connectable PLCs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5
6-2 E5C Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-7
6-2-1 Protocol Setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-7
6-2-2 Communications Unit No. and Communications Baud Rate . . . . . . . . . . . . . . 6-8
6-2-3 Send Data Wait Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-8
6-2-4 Highest Communications Unit No. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-8
6-2-5 Areas and First Address of Linked Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-9
6-2-6 Receive Data Wait Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-11
6-2-7 Communications Node Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-11
6-2-8 Upload Settings and Download Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-12
6-2-9 Copying Parameter Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-14
6-2-10 Communications Writing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-16
6-2-11 Communications Monitor Parameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-17
6-3 Controlling Programless Communications . . . . . . . . . . . . . . . . . . . . . . . . 6-18
6-3-1 Controlling Programless Communications with the Request Flag . . . . . . . . . 6-18
6-3-2 Response Flag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-19
6-3-3 Range of Operation for Programless Communications . . . . . . . . . . . . . . . . . 6-20
6-3-4 Operation Command Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-20
6-3-5 Confirming Operation of Programless Communications . . . . . . . . . . . . . . . . . 6-20
6-3-6 Write Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-21
6-3-7 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-21
6-4 Connecting to CP-series PLCs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-22
6-4-1 Configuration and Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-22
6-4-2 Switch Settings and Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-23
6-4-3 PLC Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-23
6-4-4 E5@C Controller Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-26
6-4-5 Checking Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-28
Programless Communications

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Omron E5EC Specifications

General IconGeneral
Mounting TypePanel Mount
Display Resolution0.1°C or 1°C
Control MethodON/OFF
Input TypeThermocouple, RTD, Analog voltage
Supply Voltage100 to 240 VAC
Output TypeRelay, Voltage, Current
Size48 x 96 mm
Control OutputRelay, Voltage, Current
Alarm OutputRelay
CommunicationRS-485
Ambient Operating Temperature-10 to 55°C
Ambient Operating Humidity25 to 85% RH
Protection RatingIP20

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