Install the unit
•Attach the antenna on the SMA antenna contact
•Place the unit on the place of your desire and attach it by
using screws in the two holes. The antenna shall point
down. Open the unit by unscrew the two screws on the
left and right sides.
•Pull the ”hood” approximately 5 cm or until you can
see the SIM card holder. Pull carefullyand not too long
because there is a risk of the at cable is loosened from
its contact. If this happens see the reference manual
www.ontechgsm.com/en/support/reference9025en.pdf.
•Install the SIM card.
•Open the screw cap by screwing it to the left.
•Collect the cables you want to connect to the unit Se
below).Pull the cables through the screw cap.
•Connect the cables:
a. Power. Terminal A. 12VDC. Either the power adapter
or an 12V accumulator or both. Plus (white cord) is
connected to connector “+12-24VDC”. Minus (black
cord) is connected to the connector ”GND . Import-
ant. Do not connect to power at this stage. It can
damage the equipment.
b. Relay. Terminal B. If you want “Normally Open Relay”
(use connector 2 and 3. If you want “Normally Closed
Relay” (use connector 1 and 3. Maximum load is
230V/10A .
NB. If you shall connect main power, contact a
professional electrician.
c. Alarm. Terminal A. Alarm A is connected to con-
nector “3.8V” and “A” and alarm B is connected to
connector ““3.8V” ” and “B”. See g 2 and 3.
d. External temperature sensor. Terminal A. The sensor
is connected to connector “Temp” and “GND”.
e. Adapter for GPS-receiver (page 23). Contact D. Con-
nect the connector.