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GSV4M 

 GSM / GPRS communicator is designed to be used with other manufacturers' intruder alarm systems. The communicator expands 

the functionality of other manufacturers’ intruder alarm systems by giving the options to report to the receiver of central monitoring station via 
GPRS, to send a notification via SMS or phone call. 

(for example, to trigger a key-switch zone and arm / disarm the system).

It is possible to connect GSV4M to control the panel in few different ways:

   Connection to the PSTN dialer of control panel. By simulating an analog telephone line GSV4M enables the control panel with PSTN dialer to 
report to CMS or the user. Compatible with control panels that communicate using the Contact ID format.
   Connection to the control panel keybus. GSV4M analyses the control panel keybus, and when it is necessary, sends a report to CMS or 
notification to the user.

  

Connection to control panel PGM outputs. In case of alarm, the control panel output triggers GSV4M input. The communicator acts as 

programmed and sends the report to CMS or notification to the user.

The communicator has two open collector outputs capable of a maximum of 50mA. User can 

trigger the outputs to turn on an LED or activate an input on the host panel 

GSV4M communicator

Connection to PSTN dialer of control panel. The communicator is powered from independent power supply

GSV4M

S1

12V battery

7Ah/20HR

Live
wire

L

Neutral

wire

N

Protective
Earth wire

 

PE

Main Protective 

Earthing terminal 

AC power transformer:

Primary winding:  230V

 AC

 50Hz

Secondary winding:   20V

 AC 

50Hz

~

~

Power supply 

distribution board

Enabled

Contact ID

12345

Disabled

Disabled

Control panel PSTN dialer 

programming

Reporting:

Format:

Phone number for dialling:

Phone line monitoring:

Dial tone search:

Control panel

G

rounding

place

G

rounding

place

Protective
Earth wire

 

PE

Main Protective 

Earthing terminal 

GSM/GPRS communicator GSV4M is powered from an independent power supply. The independent power supply that contains a fuse block, power 

transformer and 12V 7Ah battery together with the communicator have to be placed in a grounded metal housing.

Connection to PSTN dialer of control panel. The communicator is powered from control panel power supply

2

GSV4

M

Universal GSM / GPRS communicator

Wiring  manual 

+

1

2

V

R

IN

G

C

O

M

IN

1

IN

3

IN

4

IN

5

IN

6

2

0

 V

A

C

P

G

M

1

P

G

M

2

T

IP

IN

2

Fuse

250mA

R

-1

T

-1

R

IN

G

T

IP

+

1

2

V

C

O

M

TIP RING T-1 R-1

COM

+12V

TIP

RING

Mounting  communicator in cabinet

Communicator has to be fastened in cabinet by 
using plastic studs. Communicator mounting holes 
should correspond to cabinet's rear wall   holes. Do 
not forget to fix the plastic studs in the rear holes 
before fastening the cabinet on a wall.

Plastic stud

Cabinet

GSV4M

GSV4M

S1

Control panel

+

1

2

V

R

IN

G

C

O

M

IN

1

IN

3

IN

4

IN

5

IN

6

2

0

 V

A

C

P

G

M

1

P

G

M

2

T

IP

IN

2

R

-1

T

-1

R

IN

G

T

IP

+

1

2

V

C

O

M

TIP RING T-1 R-1

COM +12V

Enabled

Contact ID

12345

Disabled

Disabled

Control panel PSTN dialer 

programming

Reporting:

Format:

Phone number for dialling:

Phone line monitoring:

Dial tone search:

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