5. Overview
POW
GND
AD1, AD2
IN1, IN3, IN4,
IN5, IN6, IN7, IN8
GND
IN2+, IN2-
OUT1
Alarm Input
• 12VDC, 7 ~ 15m, Opto-isolated Inputs (1kΩ Input
Resistance)
• 24VDC, resistor 1 ~ 2,2kΩ should be used in serial
(a) IN1, IN3, IN4, IN5, IN6, IN7, IN8
Alarm Input: DC12V 7 ~ 15mA,
(b) IN2+, IN2-
IN2+:DC5 ~ 12V
IN2-: Ground [It must NOT be common to the GND of the
board]
6. Connection
20.06.2011
7~12VDC power input
ground
these inputs are not supported on the CU2200
12VDC alarm input, 7~15mA
common ground opto-coupled
7~12VDC input
relay output, max. 1A, 24VDC, 1A, 120VAC, NC/NO (selected by jumper on board)
GND: Common Ground
CU2200
Relay Output
OUT1, OUT2, OUT3:
Max. 1A, 24VDC / 1A, 120VAC
NC/NO (selected by jumper on board)
Note: OUT2 and OUT3 are not available
on CU2200
RS232 pin assignment
9600bps, 8bit, no parity, 1 stop
pin 2
RxD
pin 3
TxD
pin 5
GND
3
v3-01
OUT1
Relay output jumper
1
2
3
▪
▪
▪
1-2 short NC
2-3 short NO (default)
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