Electrical Interface
27 LRP2000 Passive Reader/Writer
3.8.1 Inputs
The +IN terminal must be at a higher positive potential than the -IN terminal for current to be sensed
correctly. The voltage range is 4.5 to 30V between the +IN and the -IN inputs, and the maximum current is
25 mA.
Figure 22: J23 Input Connector
Table 4: Input Connector Pinout
Connector Pin
Number Signal Name Polarity
1 + IN A Positive
2 - IN A Negative
3 + IN B Positive
4 - IN B Negative
5 + IN C Positive