How To Switch The High Side With Reader Power; How To Switch The Low Side With Reader Power - Honeywell 1026FF02F9 User Manual

Chapter 5 — About the GPIO Ports

How to Switch the High Side with Reader Power

How to Switch the Low Side with Reader Power

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In this example, an external indicator lamp (0.25 A maximum current) is
connected to the -Output and Ground pins, and the corresponding
+Output pin is connected to the +12 VDC source.
+12 V
+Output
- Output
Ground
Switching the High Side
For low side switching applications, the lamp power is routed to all the
lamps in common and the low side of the load is routed to the switch.
Connect the external indicator lamp to the +Output and +12 VDC pins,
and short the corresponding -Output pin to ground.
+12 V
+Output
- Output
Ground
Switching the Low Side of the Output Load
External
indicator lamp
0.25 A maximum
External
indicator lamp
0.25 A maximum
IF1 Fixed RFID Reader User Manual