AVL F-FEM-DDC - Page 72

Options
72
F-FEM-DDC — User’s Guide
Connecting a 2 track, 3 wire inductive sensor:
For resistor values and voltage levels see the following chapter.
Fig. 50
Track A
1
2
J1
5
Inductive Sensor
3
4
6
SW1: open
SW2: Gain * 1
SW3: internal
supply
CSA
*)
Track B
1
1 In most cases the threshold level must be lowered using a pull down
resistor on the track– input. The values are dependent of the voltage at
the minimum frequency of the sensor.