ANPR 
 
© Nedap AVI, P.O. Box 103, NL-7140 AC GROENLO  Page 8 of 27 
 
4  CONNECTIONS 
The ANPR is delivered with two 5m long cables. Power supply, RS485 communication and I/O are combined in 
one cable. Ethernet network is a second cable. The cables are pre-fitted to the ANPR. For installation the ANPR 
does not need to be opened. 
 
4.1  ETHERNET CONNECTION 
The Ethernet cable is already fitted to the ANPR provided an RJ-45 connector. This Cat5e cable will be adequate 
for connection of the unit to a local area network. 
 
4.2  POWER SUPPLY 
  RED  Power supply +24VDC. 
  BLUE  Ground 0V. 
 
4.3  RS485 CONNECTION 
  YELLOW  RS-485 A 
  GREEN  RS-485 B 
  PURPLE  RS-485 GND / SC (voltage reference) 
 
4.4  DIGITAL I/O 
  GRAY  Digital input IN+ (optocoupler positive contact, U
max
  PINK  Digital input IN– (optocoupler negative contact). 
 = 24VDC). 
  BROWN  Relay output (normally open contact, U
max
 = 24VDC, I
max
  WHITE  Relay output (common contact). 
 = 2A).