Mitsubishi Electric FR-E 500 Instruction Manual page 136

" " " " The motor can be run from the PU connector of the inverter using RS-485
communication.
Communication specifications
Conforming standard
Number of inverters connected
Communication speed
Control protocol
Communication method
Character system
Stop bit length
Terminator
Parity check
Check
system
Sum check
Waiting time setting
" " " " For the data codes of the parameters, refer to Appendix 1 "Data Code List"
(page 192).
REMARKS
For computer link operation, set 65520 (HFFF0) as the value "8888" and 65535
(HFFFF) as the value "9999".
Parameter Number
117
118
119*1
120
121
122*2
123
124
338
339
340
342
*1. When you have performed parameter copy, set the parameters again
after copying.
*2. When making communication, set any value other than 0 in Pr. 122
"communication check time interval".
*3. "100, 101, 110 and 111" are not displayed as the setting range on the
FR-PU04 parameter unit.
RS-485
1:N (maximum 32 inverters)
Selectable between 19200, 9600 and 4800bps
Asynchronous
Half-duplex
ASCII (7 bits/8 bits) selectable
Selectable between 1 bit and 2 bits.
CR/LF (presence/absence selectable)
Selectable between presence (even/odd) and absence
Present
Selectable between presence and absence
Factory Setting
0
192
Data length 8
1
Data length 7
2
1
9999
9999
1
0
0
0
0
121
PARAMETERS
Setting Range
0 to 31
48, 96, 192
0, 1, 100, 101*3
10, 11, 110, 111*3
0, 1, 2
0 to 10, 9999
0, 0.1 to 999.8 s, 9999
0 to 150, 9999
0, 1, 2
0, 1
0, 1
0, 1
0, 1
4