Emerson EV2000-4T0110G/0150P - Page 30

26 Chapter 3 Installation and Wiring
EV2000 Series Universal Variable Speed Drive User Manual
Control PC
（）RS232 DB9
Signal Pin
PE Enclosure
RXD 2
TXD 3
GND 5
DTR 4
DSR 6
RI 9
CD 1
RTS 7
CTS 8
Shielded
cable
●
Function Terminal
Transmit TXD
Receive RXD
GND GND
EV2000
RS232 port
The kilobit of FF.00
is set to 0
···
RS232
RS485
CN14
●
●
Fig. 3-17 RS232-RS232 communication cables
② Connection between the drive’s RS485 port and the host PC:
Function Terminal
－
－
RS
485
＋
＋RS485
EV2000
RS485 port
···
RS232
RS485
CN14
RS485/RS232 converter
Terminal Function
－RS485
－
＋
RS
485
＋
Function Terminal
5V power ＋
5V
Transmit TXD
Receive RXD
Ground GND
Control PC
（
）
RS232
DB9
Signal Pin
PE Enclosure
RXD 2
TXD 3
GND 5
DTR 4
DSR 6
RI 9
CD 1
RTS 7
CTS 8
Shielded
cable
●
●
Fig. 3-18 RS485-(RS485/RS232)-RS232 communication cable
③ Connect the drive to the host PC via a MODEM:
Func
Te rmin al
Transmit
TXD
Receive
RXD
Ground
GND
RS232 port
The kilobit of FF.00
is set to 1
MODEM
EV2000
RS232
RS485
CN14
···
MODEM
RS232
PC
（
）
PC or PLC
Telephone
network
PSTN
Signal Pin
PE
Enclosure
TXD
3
RXD
2
GND
5
DTR 4
DSR
6
RI
9
CD
1
RTS
7
CTS
8
●
●
Fig. 3-19 Wiring of RS232-(MODEM-PSTN-MODEM)-RS232 communication
④The drive’s RS485 port connects to PROFIBUS via the TDS-PA01(field bus made by ENPC):