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Installation
10
UPC20+ Universal Power Controller
High Voltage Wiring Options
Single circuit 120/240 VAC
Single circuit connections (FIG. 4) are for most motor and screen control applications.
Dual circuit 120/240 VAC
Dual circuit connections provide power from two 120/240 VAC supply systems. FIG. 5 shows a dual
circuit 120/240 VAC power wiring. Refer to FIG. 1 on page 2 for the location of the Terminal Block P1
on the circuit board.
UPC20+ Control Mode Functions for Inputs 3 and 4 (Cont.)
Control Mode
S2 Switch
Setting
R8 Motor
Time Delay
Pot
Input 1
(P2, pin 5-to GND)
Input 2
(P2, pin-6 to GND)
Power, Two Button On, Off, Off, On Minimum
Push 3 = load 1 "off"
Release 3 = load 1
"still off"
Push 4 = load 2 "off"
Release 4 = load 2 "off"
Maximum
Push 3 = load 1 "off"
Release 3 = load 1
"still off"
Push 4 = load 2 "off"
Release 4 = load 2 "off"
Power, Momen-
tary #1, Latching
#2
On, Off, On, On Minimum
Not used
Not used
Maximum
Not used
Not used
Power, Latching
#1, Momentary #2
On, Off, On, On Minimum
Not used
Not used
Maximum
Not used
Not used
FIG. 4
Single circuit 120/240 VAC power wiring
FIG. 5
Dual circuit 120/240 VAC power wiring
Neut
Load
or
Motor
#2
Line
Load
or
Motor
#1
Line #1, Line #2, and Line
to transformer are common.
6
5
4
3
2
1
Board
Power
Line
Terminal
Block P1
Neut
#1
Line
#2
Load
#2
Line
#1
Load
#1
Line #1 in and Line to transformer are
common. Line #2 in is an independent circuit.
Board
Power
Terminal
Block P1
6
5
4
3
2
1
Summary of Contents for UPC20 Plus
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Page 6: ...ii UPC20 Universal Power Controller Table of Contents...
Page 19: ...Installation 13 UPC20 Universal Power Controller...
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