13-3.Interface of connector for communications unit
Host (01h)
RS485+
RS485-
GND
FG
Shielded wire
·Use the shield of shielded wire for GND.
·Set the maximum total extension of cable within 10m in use.
·Terminal resistor is not required.
13-4.Communication system
RS485
Communication baud rate
Data
Parity
Start bit
Stop bit
Host address
Amplifier address
・Modification of transmission parameters (Pr60 – 65) becomes effective when resetting the power
supply of the motor.
・The transmission parameters can be changed by the digital keypad (sold separately) or RS485
communication.
Motor 1 (81h)
14
RS485+
13
RS485-
3
●
GND
Twisted pair wire
Motor 2 (82h)
14
RS485+
13
RS485-
3
GND
●
Half duplex, asynchronous communication method
2400, 4800, 9600 bps
7 bits, 8 bits
None, even number, or odd number
1 bit
1 bit, 2 bits
01h – 1Fh
80h – 9Fh (80h for simultaneous transmission.)
№ SX-DCT00221 -42-
Equivalent to SN75176
●
●
●
Equivalent to SN75176
●
●
●
Set by Pr61
Set by Pr62
Set by Pr62
Set by Pr62
Set by Pr60
Panasonic Corporation