Omron EJ1 User Manual

122
Programless Communications Section 5-1
PLC Settings
SYSMAC CS/CJ Series The settings are the same as made when checking operation. Refer to Check-
ing Operation with SYSMAC CS/CJ Series PLCs on page 109.
MELSEC-Q Series The settings are the same as made when checking operation. Make settings
based on the following table if the baud rate or transmission settings need to
be changed.
■ Transmission Settings
Note Change the settings if required. If changes are made, make the same settings
on the EJ1.
■ Baud Rate Setting
Note If both channel 1 and channel 2 are used on the QJ71C24(-R2), make sure
that the total baud rate for both channels is 115.2 kbps or less.
Note Make the same settings on the EJ1.
■ Communications Protocol Setting
Note Make sure this setting is the same as the Programless Communi-
cations Protocol parameter.
Channel Switch number Bit position Description
CH1 SW01 b0 to 7 Transmission settings
b8 to 15 Baud rate setting
SW02 --- Communications protocol setting
CH2 SW03 b0 to 7 Transmission settings
b8 to 15 Baud rate setting
SW04 --- Communications protocol setting
Common for both
CH1 and CH2
SW05 --- Station number setting
Bit Description OFF (0) ON (1) Setting
b0 Operation setting Independent Linked 0 E
b1 Data bits (See note.) 7 8 1
b2 Parity bit (See note.) No Yes 1
b3 Even/odd parity (See note.) Odd Even 1
b4 Stop bits (See note.) 1 2 0 E
b5 Checksum No Yes 1
b6 Write during RUN Prohibited Allowed 1
b7 Setting modifications Prohibited Allowed 1
Communications baud rate Setting (b8 to 15)
9.6 (kbps) 05H
19.2 (kbps) 07H
38.4 (kbps) 09H
57.6 (kbps) 0AH
115.2 (kbps) (See note.) 0BH (recommended)
Communications protocol setting Programless Communications
Protocol
Setting
MC Protocol, Format 5 MC Protocol (format 5) 0005H

Omron EJ1 Specifications

General

Brand	Omron
Model	EJ1
Category	Temperature Controller
Language	English