Gas DeTeCTIon

Type

Detected gas

Output

Capacity

Cylinder calibration

Sensor life

Storage time

CTR21

Methane

LPG

N° 3 relays

24V/1A SPDT

230Vac 3A SPDT

BO200

5 years

5 years

Type

Sensors

Output

Capacity

Sensors

CTM21

Methane

LPG

N° 3 relays

230Vac 3A SPDT

ST441

SE193

282

Control unit with incorporated sensor

CTR21

Control unit realized with microprocessor technology and printed circuits are SMD

assembled. The sensor is integrated on the housing, to facilitate the installation.

• Display by the LED bar placed at the front of the device

• N° 3 relays for alarm and fault

• TEST function

• RESET function

• N° 1 AUX input for electrovalves with magnetic sensor

• N° 3 positive safety relay with alrm memory

Control unit for 1 remote sensor

IP44

Power supply: 230Vac 50-60Hz 12-24Vcc - Installation: Wall

Absorption: 3,5Va - 1,5W

Alarm level: 10% LIE - 20% LEL - Measuring range: 0÷20% LEL

Sensor: Catalytic

CTM21

Control unit realized with microprocessor technology and printed circuits are SMD

assembled. External gas sensor to be installed in the conform place to detect gas.

• Display by the LED bar placed at the front of the device

• N° 3 relays for alarm and fault

• TEST function

• RESET function

• N° 1 AUX input for electrovalves with magnetic sensor

IP65

Power supply: 230Vac 50-60Hz - Installation: Wall

Absorption: 3,5VA

Alarm level: 10% LEL - 20% LEL - Measuring range: 0÷20% LEL

To be connected to a remote sensor

A led bar indicate the reached gas concentration

N° 3 safety positive relay with alarm memory