User Manual

Installation Instructions ID ISC.LRM200-A/B
FEIG ELECTRONIC GmbH Page 9 of 20
3.3. Supply voltage
The supply voltage of 24 VDC is connected on Terminal X3 on the lower circuit board.
The cable length between the power supply and the Reader Module must not exceed 3 m.
Note:
• Reversing the power supply wires may destroy the device.
Terminal Name Description
X3 / Pin 1 +24V + 24 V DC supply voltage
X3 / Pin 2 GND Supply voltage ground
X3
X1
1
2
+24 V DC
GND
!
Fig. 3.3-1 : Connecting the supply voltage
Power supply recommendations :
To exploit the full performance of the Reader Module, you should select a sufficiently regulated
and noise-filtered power supply (ripple = max. 20 mV). When using switching power supplies be
sure that the internal switching frequency is below 300 kHz.
Model Manufacturer
DRP-60-I LAMBDA Electronics GmbH
Josef-Hund-Str. 1
D-77855 Achern
Tel.: [phone]
SilverLine SL 2.5 PULS GmbH
Arabellastraße 15
D-81925 München
Tel.: [phone]