modbus-rtu iS5 manual.doc
2
2.3. Communication Specification
Items Specifications
Communication speed 1200 /2400/4800/9600/19200 bps Selectable
Control procedure Asynchronous communication system
Communication system Half duplex system
Character system Binary (8 bit)
Start/Stop bit 1 bit
Error check (CRC16) 2 byte
Parity check None
3. PRODUCT DETAIL
3.1. Layout and detail
Name Description
Connector CN2, Connector to inverter main PCB
P 485 signal - high
N 485 signal – low
G 485 Ground
S Shield
T1
Signal
connection
terminal
Communication
signal connection
terminal
T2
Short T1 and T2 to connect a
termination resistor
Figure 1. Layout