Mitsubishi Electric GOT2000 Series Connection Manual page 788

■4. Connecting FREQROL-A500, A500L series
Make the communication settings of the inverter.
Be sure to perform the inverter reset after updating each parameter.
(1) Communication port and corresponding parameters
GOT connection destination
FR-A5NR (Option unit)
(2) Communication settings of inverter
Set the following parameters using the PU (parameter unit). Do not change these parameters, even though they can
be monitored from the GOT. If they are changed, communication with the GOT is disabled.
Setting item
Communication station number
Communication speed
Stop bit length
Parity check presence/absence
Number of communication retries
Communication check time interval
Wait time setting
CRLF presence/ absence selection
Protocol selection
Operation mode selection
Link start mode selection
E2PROM write selection
*1
*2
*3
*4
*5
*6
14 - 32
14.2 System Configuration
PU connector
*1
*2
*2
*2
*5
*6
Setting items are parameter names described in the manual of FREQROL-A500 and A500L series.
Settings on the GOT can be changed.
When changing the settings on the GOT, be sure to change the parameters on the inverter to correspond with the GOT settings.
Inverter default values (No need to change)
Since the value has been set as a default, no setting is required when connecting to the PU connector on the inverter side.
There is no Protocol selection setting on the inverter side.
The setting is required on the inverter side when FR-A5NR is used.
Parameters corresponding to inverter
Pr.79, Pr.331 to Pr.337, Pr.340 to Pr.342
Parameter No.
PU connector FR-A5NR
Pr.117 Pr.331
Pr.118 Pr.332
Pr.119 Pr.333
Pr.120 Pr.334
Pr.121 Pr.335
Pr.122 Pr.336
Pr.123 Pr.337
Pr.124 Pr.341
- -
Pr.79
- Pr.340
Pr.342
Pr.79, Pr.117 to Pr.124, Pr.342
Set value
➠
0 to 31
14.2.9 Station number setting
*4
192
10
1
The inverter will not come to an
9999
9999
0
*3
1
-
PU
1
connector
External operation mode at power
*3
FR-A5NR
0
1 Computer link operation
*3
Written to RAM and EEPROM
0
Contents of setting
19200bps
Data length: 7bit
Stop bit length: 1bit
Odd
alarm stop.
Communication check
suspension
0ms
With CR, without LF
-
PU operation mode
on