N100
plus
Inverter RS485 Interface Instruction Manual
1.1.3
RS485 Communication specification
Item
Specification
Notes
Communication
interface
RS485
Communication methods Half duplex communication methods
Transmission speed
(Baud Rate)
9600[BPS]
Start methods
Response for the external read, write
command
The inverter operates only as
slave.
Transmission code
Binary code
Data bit
8[bit]
Parity
No parity/even/odd
Stop bit
1[bit]
Connect form
1:N (N=Maximum 32)
Main function
Fleming/CRC/CMD/MAXREQ/Parameter
Table 1 RS485 Communication specification
1.1.4
RS485 Communication setting in Inverter
The following setting are required to operate RS485 communication
Function
code
Set item
Initial data
Data
Description
b17
Communication Number
1
1
Inverter Address No. 1
(Address : 1 ~ 32)
A01
Frequency commanding
(Multi-speed
commanding method)
0
3
0 : Keypad potentiometer
1 : Control terminal input
2 : Standard operator
3 : Remote operator
(Communication)
A02
RUN commanding
0
2
0 : Standard operator
1 : Control terminal input
2 : Remote operator
(Communication)
Table 2 RS485 Communication setting
N100_Inverter RS485 Interface Manual(English).doc
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