STEP ET Series - 7.10 P8 X Group Communication Control; 7.10.1 P80 X Group Communication Mode; 7.10.2 Group P81 Modbus Communication Parameters

Chapter 7 Parameter Explanation
ET/EP/EH Series Intelligent Flexible Driver Manual
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Function code
Name
Setting range
Factory setting
P71.70
Deceleration inertia coefficient
(%)
0~200
100
The percentage relative to the P71.31 is used to adjust the inertia compensation size of the
deceleration section.
7.10 P8X group Communication control
7.10.1 P80X group Communication mode
Function code
Name
Setting range
Factory setting
P80.00
Communication modes
0~4
2
Select the communication mode used by the inverter now:
0: No communication
1: DP (Backup)
2: Modbus
3: CAN (Backup)
4: SSI
7.10.2 Group P81 Modbus communication parameters
Function code
Name
Setting range
Factory setting
P81.00
Baud rate
0~7
7
P81.01
Data format
0~3
0
P81.02
Transmission modes
0~1
1
This machine supports the internationally accepted Modbus protocol, RTU format. See appendix.
P81.00 determines the communication baud rate, and supports 1200-115200 bps.
0:1200bps
1:2400bps
2:4800bps
3:9600bps
4:19200bps
5:38400bps
6:57600bps
7:115200bps
P81.01 sets the communication format, parity check.
0:1−8−1 format, no parity.
1:1−8−1 format, even parity.
2:1−8−1 format, odd parity.
P81.02 sets transmission mode: 0:ASCII; 1:RTU
Function code
Name
Setting range
Factory setting
P81.04
Local address
1~247
1