ABUS FU8380 Secvest 2WAY Wireless Seismic Detector - Manual (Page 20)

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Jumper A
Sensitivity:
The detector can be set to high
or low sensitivity using jumper A.
The sensitivity can be fine-tuned
in the corresponding setting
range using the potentiometer
(see below).
Jumper B Multiple-vibration mode:
When the multiple-vibration mode
is activated, the vibration detector
only sends an alarm after
repeated vibrations.
Off
On
Jumper C Calibration:
Use this jumper to set the
detector to calibration mode or
normal operation.
Calibrate detector
Normal
Jumper D LED:
Use this jumper to deactivate/
activate the LED on the detector.
Off
Low
High