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2. Pin 5 generates a High to Low signal when the battery inside the UPS has
less than 5 minutes back up time left.
3. Pin 2 generates a High to Low signal when the line is fail.
4. The UPS will shut down when a high RS-232 level is sustained on pin 6 for
0.36 seconds.
5. Pin 9 is also the RS-232 data output.
6. Pin 6 is RS-232 data input (RxD)
NOTE:
1. Switch rating +40V, 0.15A non-inductive.
2. Pin 7 should be connected to ground only.
10. Battery Replacement
Your battery should run any where from 3-5 years before eve needing to be
replaced.
Please follow the instructions below for easy battery replacement.
1) Unplug unit from AC power source and disconnect all connected equipment.
2) Disconnect AC power cord from unit..
3) Turn unit upside down and using a phillips screw driver, unscrew the 4 screws
holding the top of the unit to the bottom. Put screws in a safe place for
reconnection.
4) Holding the top together firmly with the bottom, turn the entire unit right side
up.
5) Carefully lift top cover off and place to the side. The connecting wires and
electronics will be exposed. Be careful not to touch any inner components when
changing the battery.
6) Remove the 2 connecting wires from the battery.
7) You can now easily remove the battery from the unit
Caution: Do not dispose of battery in fire.
Caution: Do not attempt to open the battery.
Caution: The following precautions should be taken when replacing the
battery
∨
remove watches, rings, etc…
∨
use tools with insulated handles