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TYPICAL WIRING CONFIGURATIONS
(Multi-volt Models)
Circuit #1
Timer
Equipment
Power
Ground
1
2
3
Neutral
277 VAC
Hot
277 VAC
Neutral
ET70215C 2-SPDT
Latching Type Lighting Contactor
Astro Pulse Switching
Circuit #1
Timer
Equipment
Power
Ground
1
2
3
Line 1
240 VAC
Line 2
Line 1
240 VAC
Line 2
240 VAC
ET70215C 2-SPDT
Cycling Motors (Loads and Timer Each
Powered by Different Sources)
NOTE: To enable switching loads of a voltage different than the timer
power voltage, the outputs from this timer are isolated relay contacts. You
need to connect a source of power to the common (COM) terminals as
shown above. Do not mix solid and stranded wires under the same
terminal.
30
Circuit #2
4
5
6
7
8
ON C
OFF
Latching
Relay
Outdoor
Lighting
277 Volt Input
Circuit #2
4
5
6
7
8
LOAD 1
Line 1
Line 2
LOAD 2
240 Volt Input
TYPICAL WIRING CONFIGURATIONS
WARNING: Connect 24VAC 60 Hz only to 24V Timer Power
Terminals.
Timer
Equipment
Power
Ground
1
2
3
24 VAC
ET70215CR24 2-SPDT 24 Volt Input
Bell and Signal Controls / Pulse and
Interval Switching (Loads and Timer
Powered by Same 24 Volt Source)
Timer
Equipment
Power
Ground
1
2
3
24 VAC
ET70115CR24
SPDT
Alternating Sign Control / Fixed Switching
(Loads and Timer Supplied by Same 24 Volt Source)
Timer
Equipment
Power
Ground
1
2
3
24 VAC
Hot
120 VAC
Indoor Lighting
Neutral
ET70215CR24 2-SPDT 24 Volt Input
Indoor and Outdoor Lighting / Astro Switching
Circuit #2 Only (Loads and Timer Each Powered
by Different Sources and Voltages)
(24V Models)
Circuit #1
Circuit #2
4
5
6
7
8
Bell
Signal
4
5
CLOSED
OPEN
24 Volt Input
Circuit #1
Circuit #2
4
5
6
7
8
Outdoor
Lighting
Next Generation
31
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