THE CONTINUOUS POWER COMPANY
SIGNALS AND INTERFACING
The open-collector signal outputs can be converted to dry contact closures, as an option. Below is the pin out of
the two connectors with their default assignments.
SIGNAL: OPEN-COLLECTOR CONNECTOR
2-
AC INPUT FAIL
3- UPS
ON
4- GROUND
5-
LOW BATTERY
6-
+ UPS SHUTDOWN
7-
- UPS SHUTDOWN
8- +
9VDC
RS232 CONNECTOR
1- DCD
2- TX
3- RX
4- DTR
5- SIGNAL
GROUND
6- DSR
7- CTS
8- RTS
SIGNAL: OPEN-COLLECTOR CONTACT
CONNECTOR
RS232 CONNECTOR
SIGNAL
GND
TX
9 8 7 6
DB-9F
5 4 3 2 1
DTR DCD
CTS
RTS DSR
RX
DB-9F
SYSTEM
SHUTDOWN
+
-
5 4 3 2 1
9 8 7 6
LOW BATTERY
UPS ON
AC INPUT FAIL
+9 VDC
1K
IN4004
+9 VDC
1K
GND
INSERT INTO DOC. 510-12580-Page –14-