Specifications
1
GSM-DL2 GSM auto dialer
Introduction
GSM-DL2 is a GSM auto dialer; designed for car alarm, boat alarm, home alarm and other
applications. When it is triggered, it dials pre-programmed telephone numbers through a GSM mobile
phone connected. Notification can be SMS and/or voice message as programmed. The GSM mobile
phones can be used are Ericsson A1018, S868, T10, T28, T39 and T65.
J2 Wiring
+12V – Connects to 12VDC
GND – Connects to power ground
ARM – Validates the trigger input of ZL & ZH. Jumper JP2 selects H or L active for ARM input.
ZL – When the dialer is armed, applying L (0V DC, GND) to this input for over 2 seconds would
activate the dialer.
ZH – When the dialer is armed, applying H (5~12V DC) to this input for over 2 seconds would
activate the dialer.
Jumper JP2
:
Pin 1 & Pin 2 shorted – Applying 0V to ARM input, the dialer is armed.
Applying +12V to ARM input (or leave it open), the dialer is disarmed.
Pin 2 & Pin 3 shorted – Applying +12V to ARM input, the dialer is armed.
Applying 0V to ARM input (or leave it open), the dialer is disarmed.