Connecting Md-Cx522-K(-A0) - Mitsubishi Electric GT1685 Connection Manual

15.5.13 Connecting MD-CX522-

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
(2) Communication settings of inverter
• Set the following parameters using the PU (parameter unit).
• After setting the parameters for the communication settings, reset the inverter.
• 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/data length
Parity check presence/absence
Number of communication retries
Communication check time interval
Wait time setting
CRLF presence/absence selection
*1 Setting items are parameter names described in the manual of MELIPM 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)
15 - 48
15. INVERTER CONNECTION
15.5 FREQROL Series Inverter Side Settings
K(-A0)
Parameters corresponding to inverter
Pr.79, Pr.117 to Pr.124
*1
Parameter No.
Pr.117
*2
Pr.118
*2
Pr.119
*2
Pr.120
Pr.121
Pr.122
Pr.123
Pr.124
Set value Contents of setting
0 to 31
15.5.14 Station number setting
*3
192
Data length: 7bit
10
Stop bit length: 1bit
1
9999 The inverter will not come to an alarm stop.
9999 Communication check suspension
0
*3
With CR, without LF
1
19200bps
Odd
0ms