
VISTA-15/VISTA-15CN Installation and Setup Guide
2–6
Installing the Backup Battery
If necessary, refer to Section 12: Final Power-Up for information regarding battery size to
use.
Do not attach the connector cable to the battery terminals until you are instructed to do so later in
the manual.
Install the backup battery as follows:
1. Place the 12-volt backup battery in the control cabinet.
2. Attach red and black wires on the battery connector cable as follows:
a. Red to the positive (
+
) battery terminal
on the control board
(see
Figure 22.
VISTA-15/VISTA-15CN Summary of Connections
for location, if necessary).
b. Black to the negative (
–
) battery terminal
on the control board.
U
L
Use a 4AH battery or larger for UL installations. Refer to
Section 12: Final Power-Up
to calculate
the actual battery size needed.
Earth Ground Connections
The designated earth ground terminal (25) must be terminated in a good earth ground for
the lightning transient protective devices in this product to be effective. The following are
examples of good earth grounds available at most installations:
Metal Cold Water Pipe:
Use a noncorrosive metal strap (copper is recommended) firmly
secured to the pipe to which the ground lead is electrically connected and secured.
AC Power Outlet Ground:
Available from 3-prong, 120VAC, power outlets only. To test the
integrity of the ground terminal, use a 3-wire circuit tester with neon lamp indicators, such
as the
UL
Listed
Ideal Model 61-035
, or equivalent, available at most electrical supply stores.
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