© Safe Fleet | 2019 | All rights reserved | Part #: 700-1144 R3
PSA Installation Guide
p. 13
Wiring Diagram
SPEAKER
POWER
BATTERY
5 A
5 A
1 A
10 A
To battery (+)
To battery (-)
To battery (-)
To battery (+)
To ignition
DISPLAY
GPS*
RADAR -
FORWARD
(RF)
RADAR -
REAR
(RR)
ISOLATOR
SAM
AMPLIFIER
TO BUS
SIGNAL
WIRES
VIOLATION
RECORDER
ALARM
POWER
SIGNALS
LAN
A/V
RS-232
SAM input 1 (brown) to amber flasher
To SAM serial connector for configuration only
To SAM serial connector for configuration only
SAM input 2 (white/green) to red flasher/stop arm
SAM input 3 (green)
SL (black) Extension (black) negative (-) (black with stripe)
SR (black) Extension (black) negative (-) (green with stripe)
Red
Yellow
Black
SL (red) Extension (red) positive (+) (black)
SR (red) Extension (red) positive (+) (green)
SAM input 4 (yellow) RF Alarm#2/Warning (grey)
SAM input 5 (grey) RF Alarm#3/Alert (brown)
RR Alarm#2/Warning (grey)
Radar power
harness (black)
to battery (-)
Radar power
harness (yellow)
to battery (+)
RR black wire
SAM ground (black) RF black wire
SAM output 3 (red)
SAM output 1 (white)
SAM output ground (black)
SAM output 2 (red)
SAM output 4 (white)
RF enable (white)
RF violation (green)
RR violation (green)
RR enable (white)
RR Alarm#3/Alert (brown)
SAM input 6 (blue)
SAM ground (black)
SAM input 7 (orange)
SPEAKER - LEFT
(SL)
SPEAKER - RIGHT
(SR)
Red
Yellow
Orange
Red
SAM input 8 (purple)
unused
SAM ground (black)
spare
+
-
IGN
1
1
3
4
3
5
6
2
6
Wiring Diagram
*
If both PSA and RHDZ are installed, a shared GPS
receiver connects to both systems. For full instructions,
see the Appendix to this guide.
