Renu Electronics GWY-00, User Manual

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96
Communication Ports of Special Gateway Models
Gateway has two communication ports for communication with PLC’s and other devices. User must ensure
proper communication cable for error free communication. This section explains various types of ports in
Special Gateway models.
RS232 port
Mentioned below are the types of RS232 port available in Special Gateway models.
PLC1 port of GWY-01, GWY-02, GWY-05, GWY-06 models
This port has a DB9 Female connector with the following signals:
TXD : Transmit
RXD : Receive
Signal Ground : Signal ground
PLC Attach :
When grounded Gateway goes in PLC
communication mode. To be held open, to wait in
configuration mode for IBM download.
VDC IN : +5VDC for GWY-01 and GWY-02 on PLC1 port
+24VDC for GWY-05 and GWY-06 on PLC1 port
NC for GWY-01 and GWY-05 on PLC2 port
Direction Out : Direction control.
PLC2 port on GWY-02 and GWY-05
This port has a DB9 Female connector with the following signals:
TXD : Transmit
RXD : Receive
Signal Ground : Signal ground
PLC2 (NS) port on GWY-S7 model
This model is dedicated for Omron NS / Omron NT. The DB9 Male connector at the NS end has following pin
outs
TXD : Transmit
RXD : Receive
Signal Ground : Signal ground
VDC IN :
+5VDC from NS / NT on PLC2 port
Pin 4 (RTS) and Pin 5 (CTS) are internally shorted.
D I R
DB9 Female
1
5
9
6
VDC IN
Signal Ground
RXD
TXD
PLC Attach
6
8
9
2
3
RS232 Port
5
DB9 Female
1
5
9
6
Signal Ground
RXD
TXD
2
3
RS232 Port
5
DB9 Male
5
1
6
9
RXD
2
3
RS232 Port
TXD
9
Signal
Ground
6
VDC IN