IBM UPS1481 UNIT Smoke Alarm User Manual


 
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3. Determine which signals will be used. Connect wires (customer-supplied) to the connector.
4. This concludes the remote signaling connection procedures.
5. This concludes the installation procedures. Please proceed to Section 3-Start-Up for these
necessary to start- up the Fire Alarm Back-up UPS1481.
2-3-2 RS232 Connection
Control PCBD
J8 – connector / P8 IBM PC Serial Port
J2 – connector / P8 to 2 to 2
J3 – connector / P8 to 3 to 3
J5 – connector / P8 to 5 to 5
Pin 1, 4, 6, 7, 9 no connection
Pin 2 : Receive
Pin 3 : Transmit
Pin 5 : GND
2-4 Storage
The Fire Alarm Back-up UPS1481 Series can be placed in storage while not in use. Provide a
protected environment which meets the environmental parameters listed below.
• AMBIENT TEMPERATURE -22° to 158°F
-30° to 70°C
RELATIVE HUMIDITY 0% to 95% non-condensing
The Fire Alarm Back-up UPS1481 Series will be stored for several months or longer, it should
be serviced by charging the batteries for 24 hours at regular, three-month intervals. While in
storage, service the unit using the procedures in this section.
AS400 CONNECTION DETAILS (J2)
K1
K2
K3
K4
9
8
7
6
5
INPUT FAIL
LOW BATT.
SUM-ALARM
BYPASS ON
COMMON