E5jJ Temperature Controller Protocol

Appendix G

 

 

 

Connections

The connections for using the E5jJ Temperature Controller Protocol are shown below.

RS-232C Connections

CQM1H

E5jJ

Serial Communica-

tions Board

RS-232C port

RS-232C

Signal name

 

Abbreviation

Signal direction

Pin No.

 

 

 

 

 

Signal ground or common

 

SG

25, 27

return line

 

 

 

 

Send data

 

SD

Output

26

 

 

 

 

 

Receive data

 

RD

Input

28

Serial Communications

E5AJ

 

 

Board

 

 

RS-232C: D-sub

RS-232C:

9-pin female

Terminal Block

 

 

Signal

Pin

Termi- Signal

name

No.

nal

name

Shielded cable

MAX232C or equivalent

Note 1. The connection configuration is a one-to-one configuration and the maximum cable length is 15 m.

2. Use shielded twisted-pair cable (AWG28i or greater).

RS422A/485 Connections

CQM1H

Serial Commu- nications Board RS-422A/485 port

E5jJ

RS-422A/485

E5jJ

RS-422A/485

Up to 32 units can be connected.

E5jJ

RS-422A/485

230

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Image 235
Omron CQM1H-SCB41 operation manual RS422A/485 Connections, Signal name Abbreviation Signal direction Pin No