2
3
Figure 1 Wiring Diagram - Eight Lamp Sequential Operation
11
8
9
12
4
10
7
1
2
3
5
Override Sw
Master Sw
Right Amber
Right Red
Stop Arm
Left Red
Left Amber
Start Switch
+12Volts
Flash Red Only
After Amber
Flash Red When
Door is Open
Ground
Right Amber
Right Red
Left Red
Left Amber
Master Switch
Start Switch
Door Switch
+12V
Fuse
Override Switch
+12 V
Sequence Of Operation
1. Start Switch is activated (momentary contact).
2. Amber lights start flashing (alternately).
3. Door Switch closes. Amber lights stop.
4. Red lights start flashing and stop arm is actuated.
5. Door Switch opens, red lights stop flashing and stop
arm is retracted.
Note - Anytime Override Switch is closed red lights
start flashing immediately.
Figure 2 Wiring Diagram - Eight Lamp Non-Sequential Operation
Right Amber
Right Red
Left Red
Left Amber
Master Switch
Start Switch
Door Switch
+12V
Fuse
Override Switch
+12 V
+12 V
Sequence Of Operation
1. Start Switch is activated (momentary contact).
2. Amber lights start flashing (alternately).
3. Door Switch closes.
4. Amber lights stop and red lights start flashing.
5. Door Switch opens, red lights stop flashing.
Note - Anytime the Door Switch or Override Switch
is closed red lights start flashing immediately.
Figure 3 Wiring Diagram - Four Lamp Sequential Operation
Right Front
Right Rear
Left Front
Left Rear
Master Switch
Start Switch
+12V
Fuse
Override Switch
+12 V
Sequence Of Operation
1. Start Switch is activated (momentary contact).
2. Red lights start flashing (alternately).
3. Door Switch closes.
4. Stop Arm is actuated and red lights continue to flash.
5. Door Switch opens, red lights stop flashing and
Stop Arm is retracted.
Note - Anytime Override Switch is closed red lights
start flashing immediately but Stop Arm only actuates
when Door Switch is actuated.
Specifications
Operating Voltage:
8 to 16 Volts DC
Output Current Rating
Lamps (Pins 7, 9, 10, & 12):
16 amps
Stop Arm (Pin 4):
3 amps
Operating Temperature:
-40 deg C to +85 deg C
Storage Temperature:
-50 deg C to +85 deg C
Mechanical Drawing
11
8
9
12
4
10
7
1
2
3
5
11
8
9
12
4
10
7
1
2
3
5
+12 V
+12 V
Fuse
Fuse
Fuse
All dimensions in inches.
1.75
2.30
0.50
1.25
1.80
Top View
View looking into Amp
Multilock 070 connector
on flasher unit.
SBF94
Master Sw
6
6
6
1
2
3
4
5
6
7
8
9
10
11
12
Connector Pin Layout
View of Connector Side
Side View
0.31
Stop
Arm
Stop
Arm
Override Sw
Master Sw
Right Amber
Right Red
Stop Arm
Left Red
Left Amber
Start Switch
+12Volts
Flash Red Only
After Amber
Flash Red When
Door is Open
Ground
SBF94
Master Sw
Override Sw
Master Sw
Right Amber
Right Red
Stop Arm
Left Red
Left Amber
Start Switch
+12Volts
Flash Red Only
After Amber
Flash Red When
Door is Open
Ground
SBF94
Master Sw
Door Switch
Stop
Arm
