iEM-RS Series Modbus RS485 Integrated Stepper Motor
6
3.1.3 CN4-RS232 Tuning Port
Name
Pic
PIN
Signal
CN4
1
NC
2
TxD
3
GND
4
RxD
3.1.4 DIP Switches
The iEM-RS series use an 8-bit DIP switched to set Salve ID (also called Site Alias), Baud Rate and Terminal Resistance, they
are shown as below:
(1) Slave ID: SW1-SW5 (off=1, on=0)
Slave ID
SW1
SW2
SW3
SW4
SW5
default
on
on
on
on
on
1
(factory)
off
on
on
on
on
2
on
off
on
on
on
3
off
off
on
on
on
4
on
on
off
on
on
5
off
on
off
on
on
6
on
off
off
on
on
7
off
off
off
on
on
8
on
on
on
off
on
9
off
on
on
off
on
10
on
off
on
off
on
11
off
off
on
off
on
12
on
on
off
off
on
13
off
on
off
off
on
14
on
off
off
off
on
15
off
off
off
off
on
16
on
on
on
on
off
17
off
on
on
on
off
18
on
off
on
on
off
19
off
off
on
on
off
