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Andover Controls SCX 920 - Page 40

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Index-2 SCX 920 Installation Guide
wiring rules 20
J
jumpers
setting for AC voltage 17
K
knockouts
dimensions 12
L
LCD view angle
adjusting 29
lightning arrester
for Infinet 4
M
manual overrides
disabling 10, 12
mounting 10
O
outputs
equipment requirements 6
wiring 23
wiring rules 20
override rotary switches
setting 26
P
parts
inside the controller 14
points (see wiring)
power
battery backup 16
power requirements
circuit 3
power surges
preventing 4
powering up
preparations for 28
R
RESET button 29
resistors
to wire across current inputs 22
tolerance required 23
S
screw holes
locations for mounting 12
sensors (see wiring)
service port
purpose of 30
shields
for Infinet cable
connecting 19
required for sensor wire 20
slide switches
purpose 14
T
temperatures
for operating 5
thermistors
reducing errors 7
wiring 21
tristate outputs
wiring 23
U
Underwriter Laboratories
enclosure requirements 5, 10
V
varistors
when to use 24
voltage
selecting for AC power 17
voltage outputs
wiring 24
voltage sensors
wiring 22
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