User`s guide

36 Alarm Trigger Switch
To connect the alarm trigger switch:
1. M ount the STING in a stable position and
connect it to a camera or microphone (see page
18).
2. Run a two-wire cable from an external device
(usually an alarm system) to the STING. The
wire should be fitted with a 0.7mm DC power
plug (Mouser part #171-3218).
3. C onnect the 0.7mm plug into the Trigger Switch
In socket (see page 8).
The connected device can now close the circuit
to start a 30-second recording.
To stop an automatic recording:
Press the REC button three times, fast. The
recording stops immediately, even if 30
seconds have not yet elapsed.