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Install the battery near the instrument with the backup battery mounting bracket. Refer to the
documentation supplied with the mounting bracket.
Use a backup battery 3-pin half cable to connect the backup battery to the instrument. Refer to
Figure 9
and
Table 2
to connect the backup battery to the DC terminal block.
Figure 9 AC power with backup battery
Table 2 Backup battery wiring information (AC models only)
Connection
Color (cable 8307900)
12 VDC (+)
White
12 VDC return (–)
Black
Connect to DC power
Use a minimum 18 AWG wire to connect to DC power from a solar panel or customer-supplied DC
power.
1. Open the access door. Refer to
Open the access door
on page 12.
2. Put the power cable through a strain relief fitting near the DC power connector.
3. Prepare the wires.
4. Pull to remove the DC power connector.
5. Install each wire in the connector. Refer to
Figure 10
and
Table
3.
6. Push to install the connector in the instrument.
7. Tighten the cable strain relief.
8. Install the access door.
English 15
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