Installation Guide

- 4 - ALTV1224DC220 Series Installation Guide
Door
CAUTION: De-energize unit prior to servicing. For continued protection against
fire hazard replace fuse with the same type and rating. Do not expose unit to rain or moisture.
Wire Strap
(from
Enclosure
to Door)
220VAC
power
mains
Divider
Switch disables power mains
line voltage input.
If stand-by battery (batteries) are
connected the DC output remains on.
OFF ON
3.5A 250V
For continuous protection against risk of fire
replace fuses with same type and rating.
common
outputs
protected
outputs
P
N
NPS
XFMR Input
12345678
9 10 11 12 13 14 15 16
NP
Used on ALTV1224DC1CB220
SW1
24VDC output - OFF
12VDC output - ON
OFF - 24V ON - 12V
ON
OFF - 24V
ON - 12V
ON
Trimpot
Adjusts output voltage
on power supply
Ground
Lug
P
N
NPS
XFMR Input
common
outputs
protected
outputs
12345678
9 10 11 12 13 14 15 16
NP
ALTV1224DC1/CB220 Terminal Identification:
OLS127 - Power Supply
Terminal Legend Function/Description
L, N 220VAC power mains connection.
– DC + 12VDC or 24VDC @ 4A total continuous output.
– BAT + Stand-by battery connections. Maximum charge rate 0.5A.
PD16W/PD16WCB - Power Distribution Module
Terminal Legend Function/Description
1P - 16P Positive DC power outputs.
1N - 16N Negative DC power outputs.
Fig. 2