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The CA-550 tilt detector 

2/2 

 

MGX51010 

 

The CA-550 tilt detector   

installation, operation manual 

 

The CA-550 tilt detector detects movement of the car in two 

axes (x and y). No mechanical parts are used in the detector. 
Detection is achieved through electronic acceleration metering. 
The digital analysis used in this detector ensures high 
resistance against the false alarms. 

When the alarm is armed 

(power supply connected) the reference position of the detector 
is stored in the memory after which the position of the detector is 
continuously checked, compared and updated. If the tilt of the 
car is changed by more than 1

°, 

the detector will be triggered.  

 

Specification: 

 

Power 

 

    9 

16V 

(DC) 

Power consumption   

   

 

typ.1 mA  

Operating 

temperature 

   -40 

°C 

 

to 

+85 

°C 

Maximum sensitivity (for both axes)  

 

1° (built-in digital filter)  

Angle of operation  with max. sensitivity preservation 

± 45° from reference (horizontal) position  

Installation position of the detector  

   

± 15° from horizontal (both axes) 

Output 

  

 

 

 

negative pulse with a duration of 0.5 s

   

Maximal output load                        

 

80 mA 

 

             
 
The CA-550 complies with the essential requirements of: 95/56/EC  Directive  relating  to  devices          
to prevent the unauthorized use of motor vehicles and

 

89/336/EC  EMC Directive  -  Protection 

concerning electromagnetic compatibility when is used for its intended purpose

 

 

Wiring: 

Red

  

Power  12V

. It can be connected either permanently to +12V, or to the switching 

output of the alarm (where +12V is present when the alarm is armed). 

Black

  

GND 

– 

connect to the original grounding of the car.    

White

  

Output 

- if the detector is triggered the output will be connected to GND for 0.5 sec. It is 

short-circuit protected. The output should be connected to the external detector input of 
the car alarm. 

 

Installation: 

The CA-550 tilt detector should be installed on the floor in the interior of the car where there is no danger 

of mechanical damage or high humidity (the lowest part of the floor). Fix it using a double sided Velcro 
sticker or by screws.  The detector must be installed in a horizontal position with a maximal deviation of 

±

 15° 

in both axis (x and y). If the detector is fixed by a screw, only one bigger hole in the middle of the detector 
should be used. The smaller holes in the corners of the detector are not designed for this purpose. The 
screw should be tightened carefully so as not to damage the housing of the detector.  

 

Function: 

When the alarm is armed (power supply connected) the reference position of the detector will be stored in the 

memory (max 30 seconds). The position of the detector is continuously checked, compared and updated. If the 
tilt changes by more then 1

°, 

the output will be switched to ground for 0.5 sec. Default parameters are re-set 

after detector activation. It can take up to 30 seconds (depends on the amount of detected tilt). If the maximum 
output load of 80 mA is exceeded, the electronic fuse will temporarily switch off the output. A built-in digital filter 
ensures that the detector will not be triggered by a short tilt of the car, caused, for example, by sudden burst of 
wind after which the car will return to its original position.   

 

Maintenance 

 

The device does not require any special maintenance. To check correct functioning, we recommend 

triggering an intentional alarm from time to time.  

Note:

 Although this product does not contain any harmful materials we suggest you to 

return the product to the dealer or directly to the producer after usage. 

 

The CA-550 tilt detector 

2/2 

 

MGX51010 

 

The CA-550 tilt detector   

installation, operation manual 

 

The CA-550 tilt detector detects movement of the car in two 

axes (x and y). No mechanical parts are used in the detector. 
Detection is achieved through electronic acceleration metering. 
The digital analysis used in this detector ensures high 
resistance against the false alarms. 

When the alarm is armed 

(power supply connected) the reference position of the detector 
is stored in the memory after which the position of the detector is 
continuously checked, compared and updated. If the tilt of the 
car is changed by more than 1

°, 

the detector will be triggered.  

 

Specification: 

 

Power 

 

    9 

16V 

(DC) 

Power consumption   

   

 

typ.1 mA  

Operating 

temperature 

   -40 

°C 

 

to 

+85 

°C 

Maximum sensitivity (for both axes)  

 

1° (built-in digital filter)  

Angle of operation  with max. sensitivity preservation 

± 45° from reference (horizontal) position  

Installation position of the detector  

   

± 15° from horizontal (both axes) 

Output 

  

 

 

 

negative pulse with a duration of 0.5 s

   

Maximal output load                        

 

80 mA 

 

             
 
The CA-550 complies with the essential requirements of: 95/56/EC  Directive  relating  to  devices          
to prevent the unauthorized use of motor vehicles and

 

89/336/EC  EMC Directive  -  Protection 

concerning electromagnetic compatibility when is used for its intended purpose

 

 

Wiring: 

Red

  

Power  12V

. It can be connected either permanently to +12V, or to the switching 

output of the alarm (where +12V is present when the alarm is armed). 

Black

  

GND 

– 

connect to the original grounding of the car.    

White

  

Output 

- if the detector is triggered the output will be connected to GND for 0.5 sec. It is 

short-circuit protected. The output should be connected to the external detector input of 
the car alarm. 

 

Installation: 

The CA-550 tilt detector should be installed on the floor in the interior of the car where there is no danger 

of mechanical damage or high humidity (the lowest part of the floor). Fix it using a double sided Velcro 
sticker or by screws.  The detector must be installed in a horizontal position with a maximal deviation of 

±

 15° 

in both axis (x and y). If the detector is fixed by a screw, only one bigger hole in the middle of the detector 
should be used. The smaller holes in the corners of the detector are not designed for this purpose. The 
screw should be tightened carefully so as not to damage the housing of the detector.  

 

Function: 

When the alarm is armed (power supply connected) the reference position of the detector will be stored in the 

memory (max 30 seconds). The position of the detector is continuously checked, compared and updated. If the 
tilt changes by more then 1

°, 

the output will be switched to ground for 0.5 sec. Default parameters are re-set 

after detector activation. It can take up to 30 seconds (depends on the amount of detected tilt). If the maximum 
output load of 80 mA is exceeded, the electronic fuse will temporarily switch off the output. A built-in digital filter 
ensures that the detector will not be triggered by a short tilt of the car, caused, for example, by sudden burst of 
wind after which the car will return to its original position.   

 

Maintenance 

 

The device does not require any special maintenance. To check correct functioning, we recommend 

triggering an intentional alarm from time to time.  

Note:

 Although this product does not contain any harmful materials we suggest you to 

return the product to the dealer or directly to the producer after usage. 

 

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