NG800
User Manual for NRSW version 4.5.0.100
3.4.9. Power Supply
NG800 routers have a non-isolated power supply input. It has the following specifications:
Feature
Specification
Power supply nominal voltages
12 V
DC
and 24 V
DC
Voltage range (absolute maximum)
9 V
DC
to 36 V
DC
Power consumption
7 W (average), 10 W (max.), Power Down <2 mA
@24V
Max. cable length
30 m
Cable shield
not required
Ignition
Threshold: 6.0V/ Input impedance: 400 k
Ω
Reverse polarity protection
Yes
Table 3.11.: Power Specifications
Requires external fuse (recommended type: Littlefuse ATOF Blade Fuse, 32V, 3A, 0287003.PXCN)
Minimal cable cross section: 0.75mm2 (AWG 20)
Pin Assignment
Pin
Signal
M3
Power input KL30
L3
Ignition Input KL15
L4
Power Ground VM1
M4
Power Ground VM2
Table 3.12.: Pin Assignments of Power Supply
23