71
1.24
COMMS OP TION S : S e ria l Op tio n Bo a rd
The non-isolated serial option board provides is best suited for RS232C communications. It is
recommended that the isolated serial option board be used for RS422 or RS485 communications.
S e ria l Op tio n Bo a rd S p e c ific a tio n s
Baudrate
300 – 115200 bps
Internal Power Consumption
15 mA from +5 VDC Bus on backplane
Output Power
+4.3 V @ 100 mA max.
RS422 Line drive
10 Receivers
RS485 Line drive
32 Receivers
Communications
8 data bits, no parity, 1 stop (8, N, 1)
Isolation
None
Operating Temperature
-20 to 70 °C
Storage Temperature
-40 to 85 °C
Operating Humidity
5 to 98% RH non-condensing
RTU Hardware Required
Can be installed in any of the following ports:
CP-10/11/21/30 Port 2 or Port 3
MC-10/11/30/31 Port 2 or Port 3
LP-1/2 Port4
LP-3 Port 3 or Port 4
S e ria l Op tio n Bo a rd Co n n e c tio n s
RJ45 Pin
Direction
RS232C
RJ45 Socket
RJ45 Plug
87654321
12345678
GREEN / WHITE 1
GREEN 2
ORANGE / WHITE 3
BLUE 4
BLUE / WHITE 5
ORANGE 6
BROWN / WHITE 7
BROWN 8
TIA/EIA-568-B
Telecommunications
Standard
T568A Wiring
Standard
1
OUT
DTR
2
OUT
4.3 V
3
OUT
RTS
4
IN
DCD
5
COM
GND (0 V)
6
IN
CTS
7
IN
RXD
8
OUT
TXD
RS 232 Wirin g Dia g ra m (Nu ll Mo d e m Ca b le )
Maximum RS232 Wire Length: 15 m.
TXD
GND
CTS
RXD
RTS
RTU SERIAL
PORT
TXD
GND
CTS
RXD
RTS
RTU SERIAL
PORT