Power Electronics SD300 Series - Supported Modbus Function Codes

POWER ELECTRONICS
SD300
MODBUS COMMUNICATION
221
ITEM
STANDARD
Character system
Modbus-RTU: Binary / PE Bus: ASCII
Stop bit length
1-bit/2-bit
Frame error check
2 bytes
Parity check
None/Even/Odd
Terminals
S- ➔ RS485 A (negative)
S+ ➔ RS485 B (positive)
SG ➔ RS Common (0VDC)
Output signal level
'1' logical = +5V differential
'0' logical = -5V differential
Input signal level
'1' logical = +5V differential
'0' logical = -5V differential
Programmable inputs via
Modbus
7 digital inputs in IP20 drives and 5 digital inputs
in IP66 drives
2 programmable analogue inputs (0~10V /
4~20mA)
Programmable outputs via
Modbus
1 relay output; 1 pulse output (TO) in IP20 drives.
1 programmable analogue outputs (0~10 V / 0~32
mA)
1 digital output