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PowerFleet
®
VAC4 and VAC4S Hardware User’s Guide
085-00000700 Rev K
Page 94 of 103
SECTION 10: SYSTEM SUPPORT INFORMATION
Technical Specifications
–
VAC4S and VAC4
Electrical Specifications
Power Interface
Min
Nominal
Max
Rated, operating supply voltage (VDC)
– I/C or Electric
9
-
99
Internal Fuse (A) [non-serviceable]
-
3
-
External In-Line Fuse (A)**
-
2
-
**Pre-installed in wiring harness; spare available in Site Kit
Vehicle Current Draw
VAC4S
VAC4
Hibernate
Nominal
Max
Hibernate
Nominal
Max
12 Volt Source (mA)
18
250
280
50
350
550
24 Volt Source (mA)
15
110
130
30
200
300
36 Volt Source (mA)
12
80
100
25
140
200
48, 60, or 72 Volt Source (mA)
10
55
80
20
100
140
Access Control Interface
VAC4S
VAC4
Min
Nominal
Max
Min
Nominal
Max
Output Voltage (VDC)
[coil connection]
9
12
12
11.5
12
12
Duty Cycle for PWM P-Plug connection
25% = Novice skill level
50% = Intermediate skill level
75% = Expert skill level
100% = Unsafe Event active
9
12
12
-
-
-
Processor/Memory/Other Specifications
Item
VAC4S
VAC4
Processor
32-bit Microprocessor @ 180 MHz
32-bit Microprocessor @ 60 MHz
RAM
2 MB x 16 + 256K on chip
4 MB x 16
RAM type
Battery-backed SRAM
Battery-backed SRAM
External Flash
64 MB
-
On chip Flash
2 MB
2 MB x 16
Real-time clock
Onboard, 1 sec/day accuracy, updated automatically via RF
Utilization history storage (RAM)
Approx. 1 month
Location history storage (RAM)
Approx. 10 days