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Mitsubishi Electric FX5 User Manual page 93

Melsec iq-f series
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Parameters (test operation, operation)
Parameters that must be adjusted for test operation and operation are as follows.
Pr.
Parameter
Parameter item
group
335
N035
RS-485 communication number of
retries
336
N036
RS-485 communication check time
interval
■Cautions during setting
Caution for setting the RS-485 communication check time interval (Pr.336, P.N036)
Description
During adjustment or when communication with the PLC is not executed
periodically
When communication with the PLC is not executed
Set the communication time in the following cases.
• When it is necessary to monitor absence of communication for a certain
time and stop the inverter in such a case while communication with the PLC
is being executed continuously
• When it is necessary to stop the motor at the point when the PLC mode is
changed from RUNSTOP
Parameters (set as needed)
The table below shows parameters to be considered when using system configuration and inverters in various ways.
For the method of use, refer to the A800 series inverter manual.
Pr.
Parameter
Parameter item
group
342
N001
Communication EEPROM write
selection
338
D010
Communication operation command
rights
339
D011
Communication speed command rights
Setting
Set conditions
value
9999
Set the value shown on the left during adjustment, and set a value
from 1 to 10 during operation.
9999
Set the value shown on the left during adjustment, and set a value in
accordance with the system specification during operation.
Setting value
9999
0
1 to 9998
Setting
Set conditions
value
0 or 1
0: Write to EEPROM and RAM
1: Write to RAM only.
0 or 1
0: PLC
1: Outside
0 or 1
0: PLC
1: Outside
4 INVERTER COMMUNICATION
4.6 Inverter Communication Settings
4
91

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