Emerald ICE Installation & Hardware Reference Manual
2-15
System
Design
2
The
Battery
Charger
is
an
optional
board
in
the
Emerald
ICE
system.
It
is
connected
to
the
AC
Power
Supply
Board
via
a
3
‐
pin
connector
and
mounted
on
the
Power
Supply
Board
with
3
standoffs.
The
Battery
Charger
can
charge
a
24v
Lead
‐
Acid
battery
with
.4
amp
constant
current
and
26.4v
nominal
voltage.
If
the
battery
voltage
is
over
24
volts,
a
relay
will
activate
turning
the
system
off.
If
the
battery
voltage
is
under
24
volts
the
same
relay
turns
the
system
on.
The
battery
is
a
third
‐
party
item
that
can
be
purchased
separately.
Figure 2-13
Battery
Charger Module
2.13
Battery Charger
Summary of Contents for EMERALD ICE
Page 1: ...Emerald ICE Digital Key Telephone System TM Installation Maintenance Manual...
Page 3: ......
Page 19: ...xiv Emerald ICE Installation Programming Maintenance Manual TC...
Page 70: ...Emerald ICE Installation Programming Maintenance Manual 3 13 Installation 3...
Page 71: ...3 14 Emerald ICE Installation Programming Maintenance Manual Installation 3...
Page 77: ...3 20 Emerald ICE Installation Programming Maintenance Manual Installation 3...
Page 89: ...4 12 Emerald ICE Installation Programming Maintenance Manual Basic Programming 4...
Page 181: ...6 32 Emerald ICE Installation Programming Maintenance Manual Phone Trunk Programming 02 6...
Page 454: ...Appendix A Door Phone Installation Appendix A Door Phone Installation...
Page 455: ......
Page 464: ...Appendix B Feature Codes Appendix B Feature Codes...
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