Sensors

AES-0,37KW,D, control unit • Exhaust air and smoke extraction switchgear with direct switching • All functions in accordance with VDMA 24177 / DIN/VDE 0660 • In plastic housing • Motorprotection current-range (standard): 0,6 to 1,0A (is an othe ...

Provides fully automatic control. Detects contaminants such as cigarette smoke, body odours, toilet odours and cooking smells. Activates ventilation system when preset threshold is reached. Can control up to six fans and accessories. Integral ...

Brand new product. Intelligent IAQ device available in three different versions: CO2 or VOC or RH%. Designed to create DCV systems when directly linked with AC or ECOWATT fans using either relay or analogue controlled output. This unit contains bo ...

Thermistor motor protection The U-EK 230E is a thermistor motor protection device which is intended for use in conjunction with a contactor for the protection of the Ex fans in the DKEX, KTEX and TFDX series. This is an electronic unit designed ...

BEAS-control module Control module that can adapt theall/nothing proportional input signal of a detector or a probe to control a motorised flap, or a two-speed single phase or DC_fan, in minimum/maximum option. Power supply: 24 VAC / 24 VDC. ...

CO2 Sensor is used to monitor CO2 levels in a room and when a pre-set level is reached the sensor can then be used to either (dependent on model) switch on a fan or for kitchen applications used to switch off a gas valve solenoid CO2 sensor featur ...

Product description. * Thermostat for controlling fans depending on the air temperature. * It is possible to operate the fan with increasing or decreasing air temperature mode selected. * A universal contactor is required for switching ...

The CS1 current switch is used where fan current flow needs to be proved such as on a Gas Interlock system. When current flow is present the switch will operate. The fan current carrying cable is passed through the aperture of the current switch ...

Differential Pressure Switch - FPS2 - working range - 100 - 1000 Pa - IP65 Differential pressure switch for air and non-corrosive gasses, these highly sensitive air differential pressure switches are suitable for providing an indication of fan sta ...

Differential Pressure Switch - FPS1 - working range - 20 - 300 Pa - IP54 Differential pressure switch for air and non-corrosive gasses, these highly sensitive air differential pressure switches are suitable for providing an indication of fan statu ...

Differential Pressure Switch - FPS2 - working range - 20 - 300 Pa - IP65 Differential pressure switch for air and non-corrosive gasses, these highly sensitive air differential pressure switches are suitable for providing an indication of fan statu ...

Differential Pressure Switch - FPS1 - working range - 20 - 500 Pa - IP54 Differential pressure switch for air and non-corrosive gasses, these highly sensitive air differential pressure switches are suitable for providing an indication of fan statu ...

Differential Pressure Switch - FPS2 - working range - 20 - 500 Pa - IP65 Differential pressure switch for air and non-corrosive gasses, these highly sensitive air differential pressure switches are suitable for providing an indication of fan statu ...

Differential Pressure Switch - FPS1 - working range - 200 - 1000 Pa - IP54 Differential pressure switch for air and non-corrosive gasses, these highly sensitive air differential pressure switches are suitable for providing an indication of fan sta ...

Digital room thermostat with set-point adjust. Change-over contacts for both heat and ventilation. Electronic not mechanical switching. Rated at 5 amps, (3 amps inductive). ...

Electronic inline Duct humidistat to monitor humidity levels of 30-100 %RH suitable for switching extract fans, alarms or de-humidifiers ~ Set of volt free changeover contacts ~ Rating 5Amp, 2A inductive. ...

The GVI-002 is a gas interlock control system that can be used with either pressure switches or current sensors to monitor fans and enable the electrical supply to a gas valve actuator.. Control panel features • Airflow off lamp • Airflow on l ...

The GVI-001 is a gas interlock control system that either pressure switches or current sensors to prove airflow and when that airflow is proved then a electrical supply is made available to the gas valve actuator. Control panel features • Airfl ...

Variable from 20 to 90 degrees relative humidity. Is usually fitted remotely to the fan. Humidity AND over-run timer. ...

Art no: 76739 Demand controller for pressure and constant flow ventilation Demand controller for EC-fans or e.g., a frequency inverter. Possible control modes Variable air volume (VAV) Constant air volume (CAV) ...

A PIR detector ideal for use in buildings, stairwells, corridors, warehouses, toilet lobbies or any area where ventilation or lighting is only required upon occupancy. This version has changeover (SPDT) contacts. Features • Fits standard 1 gang bo ...

A PIR detector ideal for use in buildings, stairwells, corridors, warehouses, toilet lobbies or any area where ventilation or lighting is only required upon occupancy. Features • Fits standard 1 gang box (not included) 25mm depth required • Run on ...

Pulser Temperature control Electronic temperature control The Pulser is a single or two-phase temperature regulator for controlling heater batteries. This device is connected in series between the mains and an electric heater. The Pu ...

Automatically switches on when the relative humidity reaches an adjustable preset point and off again when it drops. Features Pull cord override switch. Fan Indicator light. Surface or recess mounting. Suitable for ambient temperatures up to 40D ...