Light Controller Power Supply

1
Light Controller Power Supply
In
Out
o
o
o
o
12 V
REG1
Fuse 160 m.a Slow-blow
Common
1.5 Amp 50 p.i.v DIL Bridge
D1
-
12V AC

RLA1 SPCO
C2
C3
C1
o
To Collector TR3
o
o
- 0 V
RLA1 Shown De-energised
To hall light ceiling rose switched live
connection
240 V AC Live via 3 Amp fused switched spur
No connection
2
Light Controller Night Sensor Timer Circuit
Diagram
.
.
.
.
.
.
.
.
.
.
.
.
12 v
o
RT1
.
RT3
.
.
RT2
RT4
.
R12
.
.
.
.
R1
SW3
.
.
Run
Test
.
R2
SW2
.
.
SW1b
R4
.
.
2
IC2
7
LDR1
.
.
.
.
.
6
IC1
3
.
.
4
IC3
.
.
.
R8
.
.
.
.
VR1
.
.
RLA1 SPCO
R9
D1
.
.
LED1
.
R11
R3
TR2
.
From p10 IC9
.
.

.
C5
R6
.
Test
SW1a
.
TR1
.
.
C4
Run
R13
R10
TR3
R7
R5
.
.
.
.
.
.
.
.
.
.
.
.
.
.
To p4 IC56
R14
- 0V
o
All ICs have a 0.1µf decoupling capacitor
connected between 12V and 0V as close to the IC
as physically possible. These have been omitted
from the diagram for clarity.
3
Light Controller Logic Board Circuit Diagram
.
.
.
.
.
12 v
o
.
.
.
IC5
IC7
IC9
.
.
.
.
.
.
.
.
Timer Input TR2
.
.
SW1a Run
.
.
.
.
Z1 Door
.
.
.
Z3 Door
Z2 Door
.
.
.
.
.
.
.
.
.
.
Z5 Door
Z4 Door
.
.
.
.
.
.
.
.
IC10
.
IC8
IC4
IC6
.
.
.
.
.
All Doors Common
C6
- 0V
o