№
SX-DCT00221 -
42-
Panasonic Corporation
13-3
.
Interface of connector for communications unit
RS485
Half duplex, asynchronous communication method
Communication baud rate
2400, 4800, 9600 bps
Set by Pr61
Data
7 bits, 8 bits
Set by Pr62
Parity
None, even number, or odd number
Set by Pr62
Start bit
1 bit
Stop bit
1 bit, 2 bits
Set by Pr62
Host address
01h – 1Fh
Amplifier address
80h – 9Fh (80h for simultaneous transmission.) Set by Pr60
·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
・
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.
Equivalent to SN75176
Host (01h)
RS485
+
RS485
-
GND
FG
RS485
+
RS485
-
GND
14
13
3
Equivalent to SN75176
●
●
●
●
●
●
Motor 2 (82h)
RS485
+
RS485
-
GND
14
13
3
Twisted pair wire
●
●
Motor 1 (81h)
Shielded wire