Hyundai N700E User Manual

N700E INSTRUCTION MANUAL
3-75
3.7 RS485 Communication
N700E offers two communication interfaces between the VFD and external controller through RS 485.
 RJ45 Connector (Except 300LF~750LF)
 RXP/RXN Connector.
3.7.1 RJ 45 Port Connections and Pin Description (Except 300LF~750LF)
Pin Number
Signal Description
1
2
3
RS - 485+
4
5
6
RS - 485 -
7
24 V
8
24 GND
3.7.2 RXP / PXN Connector
 RXP: + Transmit/Receive Port
 RXN: - Transmit/Receive Port
Program N700E Parameters to enable remote control
Code
Minimum
Maximum
Initial
Value
Unit
Description
b17
1
32
1
-
Setting the communication number
b31
1
4
3
-
9600bps
A01
0
4
0
-
4: Remote Operator(Terminal)
A02
0
3
0
-
3: Remote Operator(Terminal)
3.7.3 RS485 Interface Description
Item
Description
Remark
Interface
Communication method
Communication speed
Communication code
Data bits
Parity
Stop bit
Starting method
Wait time
Connection type
Error check
RS485
Half duplex
9600
Binary code
8
No.
1
External request
10∼1000ms
1 : N (Max32)
Frame / CRC / CMD /
MAXREQ / parameter
Fixing
Fixing
Fixing
Fixing
Inverter is only slave part.
Communication number is
selected at b17

Hyundai N700E Specifications

General

Brand	Hyundai
Model	N700E
Category	Inverter
Language	English