Connecting Freqrol-E700 Series - Mitsubishi Electric GT1685 Connection Manual

15.5.6 Connecting FREQROL-E700 series


Communication settings
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
PU connector
FR-E7TR
(RS-485 terminal block)
(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
PU communication station number
PU communication speed
PU communication stop bit length
PU communication parity check
Number of PU communication retries
PU communication check time interval
PU communication wait time setting
PU communication CR/LF selection
Protocol selection
Operation mode selection
Communication startup mode selection
Communication EEPROM write selection
*1 Setting items are parameter names described in the manual of FREQROL-E700 series.
*2 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.
*3 Inverter default values (No need to change)
Parameters corresponding to inverter
Pr.79, Pr.117 to Pr.124, Pr.340, Pr.342, Pr.549
*1
Parameter No.
Pr.117
*2
Pr.118
*2
Pr.119
*2
Pr.120
Pr.121
Pr.122
Pr.123
Pr.124
Pr.549
Pr.79
Pr.340
Pr.342
15.5 FREQROL Series Inverter Side Settings
Set value Contents of setting
15.5.14 Station number
0 to 31
setting
*3
19200bps
192
Data length: 7bit
10
Stop bit length: 1bit
1
The inverter will not come to an
9999
alarm stop.
Communication check
9999
suspension
0
*3
With CR, without LF
1
Mitsubishi Electric inverter
*3
0
protocol
*3
PU operation mode
0
1 Network operation mode.
*3
Written to RAM and EEPROM
0
15. INVERTER CONNECTION
9
10
11
12
Odd
13
0ms
14
15
16
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