• Displays the number of Tags in Readers Detection Zone(s) 
  • Provides Incrementing Count of Tags Entering Through CR-DS Direction Sensing Units
  • CE, DTI & FCC Approved.


The EDN1 display counter is one of many options available to the Census® CRx product range. The EDN1 indicates the number of tags currently being interrogated by the reader. The EDN1 can be mounted externally to the reader. An internal version for the CRx reader (IDN1) is available.


Specification Details
Power requirements 12-26 Volts @ 500mA
Dimensions 220 x 110 x 45mm
Weight 500g
Temperature range -20 to +60°C (non condensing)
Colour/Housing White ABS housing
LED function 4 x 70mm - 7 segment displays
Input formats RS232
Terminations 5mm terminal blocks


The product is suitable for numerous applications, they include but are not limited to:

  • Car Parking Control
  • Number of Personnel in a defined Area. (e.g. Lift, Computer Room, Mine, etc)
  • Personnel Movement Data
  • System Diagnostics
  • Sports Timing.

Ordering Information

Ordered as CRx-EDN1.

Technical Details

Download the datasheet for EDN1.