CLSS Gateway - Installation and Users’ Manual | P/N:LS10248-000HW-E | REV. F | FEB/11/2022
110
ESSER Panels
Connecting to the Panels
C.4.3 To Use an RS-232 Connection
Using an RS-232 cable, you can connect to the TTY port of the panel's serial interface.
1. On the Gateway Side
Connect the RS-232 cable with pre-formed connector to the RS-232 port of the
gateway board.
Tip
: The RS-232 port in the gateway board is labeled as 6 in the
2. On the TTY-RS-232 Converter Side
From the gateway:
• Connect the Rx wire to the Tx pin of the TTY-RS-232 converter.
• Connect the Tx wire to the Rx pin of the TTY-RS-232 converter.
3. On the Panel Side
•
FlexES Panels
Connect as below:
Figure C.5: Complete Setup with Both RS-485 and RS-232 Connections
TxD + B
TxD - A
RxD + B
RxD - A
GND
+UB
VCC +
Rx +
Rx
Rx
Tx
Tx
GND
GND
24 V
GND
Rx -
Tx -
VCC -
Tx +
EARTH
EARTH
RS 485A +
RS 485B -
4*
485A_IN -*
Serial
Interface 3
Upto 1000 m
Upto 15 m
FlexES Panel
88=ǭ67'SRZIVXIV
'077+EXI[E]
* The connection can also be to 4 and 485B_IN -.