107
Programless Communications
Section 5-6
■
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 EJ1G.
■
Communications Protocol Setting
Note
Make sure this setting is the same as the Programless Communi-
cations Protocol parameter.
■
Station Number Setting
Set to 0000H to match the EJ1G setting.
If the station number of the Serial Communications Unit is set to any value
except 0, set the programless communications node number in the EJ1G to
the same value.
MELSEC-QnAS Series
Make the settings shown in the following table for the channels being used.
Note
If both channel 1 and channel 2 are used, make sure that the total baud rate
for both channels is 115.2 kbps or less.
Note (a) If settings other than those listed above are made, make the same
settings on the EJ1G.
(b) Refer to the PLC operation manual for details on setting methods.
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
Setting switch
Setting
Station number switch
00
Mode switch
Dedicated protocol
Binary mode
Format 5
Transmission
specifications
switch
Operation setting
Independent operation
Data bits
8 bits
Parity bit enable/disable
Enable
Even parity/odd parity
Even
Stop bits
1 bit
Checksum
Yes
Write during RUN enable/disable
Enable
Setting change enable/disable
Enable
Transmission rate
115.2 kbps (See note.)
Содержание EJ1G
Страница 1: ...USER S MANUAL Modular Temperature Controllers for Gradient Temperature Control EJ1G Cat No H143 E1 01 ...
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Страница 53: ...32 Unit Configuration Examples Section 2 4 ...
Страница 69: ...48 Changing SPs During Operation Section 3 3 ...
Страница 81: ...60 Other Functions Section 4 5 ...
Страница 145: ...124 Other HFU Functions Section 5 7 ...
Страница 167: ...146 Detailed Description of Services Section 6 4 ...
Страница 189: ...168 Determining the Error from the Current Situation for Heater Burnout Alarm Errors Section 7 8 ...
Страница 229: ...208 Parameters That Can Be Allocated for Programless Communications Appendix ...
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