The AV-D is a single-point, multi-range Air Velocity Transmitter with user selectable 0-10Vdc or 4-20mA outputs and four user selectable measurement ranges. The unit has a built-in self-test feature and
The AV-EP series of air velocity probes are available in lengths from 100 to 600mm. They are used to ensure that recommended flow rates for public buildings and industrial plant
the AV-MPS series in lengths of 700 to 2000mm. They are used to ensure that recommended flow rates for public buildings and industrial plant are achieved. Using a PA-60-x, PA-65-x,
The AV-W-AD measures wind speed & Direction providing a pulsed output and is intended for applications where external weather conditions influence the building control strategy, such as for the automatic
The AV-W-S measures wind speed providing a pulsed output and is intended for applications where external weather conditions influence the building control strategy, such as for the automatic closing of
The DPA is used in conjunction with the AV-622 Air Velocity Probe to adjust the depth of the probe that is inserted into the duct. This is particularly useful in
This range of Safety Switches in lower case is for use in the event of fire or other emergency. Usually located at exits to gas plant rooms, units are key
The EP-SW-72 is for use in gas safety circuits. Units consist of a ventilated high temperature glass filled resin case, with electrical connection terminals and a thermal fuse. When located
The FC-EVS can control the speed of single-phase voltage controllable electric motors, with a 0-10Vdc or 4-20mA control signal. Centrifugal fans, axial fans, propeller fans and centrifugal pumps are prime
This range of manual speed controllers provide single-phase voltage control for AC motors, by varying the supplied voltage through phase-angle control.
The FS-A is a paddle switch intended to monitor air flow within ductwork and provide a switch output on detection of either a specific flow rate or flow failure.
The FS-W paddle switch is intended to monitor liquid flow within pipes and provide a VFC output on detection of either a specific flow rate or flow failure. Screws directly
An insulating gasket for use with space temperature sensors. The gasket reduces the amount of conductive temperature passed through to the sensor from the surface it is mounted on to
The GS-AQ series of air quality transmitters are designed for use with the control of fresh air for ventilation purposes. They determine the air quality
This single analogue universal sensor has a valuable feature – its ability to automatically detect what the controller input is set to, 4-20mA or 0-10Vdc. This removes the requirement for
Sontays range of CO sensors offer real time detection for Carbon Monoxide measurement. A valuable feature of this sensor is when in 3-wire mode it automatically detects what the controller
Wall Mounted Carbon Monoxide Sensor. Using latest electro-chemical sensor technology with high repeatability and sensitivity to Carbon Monoxide gases in the ambient air, this sensor ensures accurate and maintenance free
Using a NDIR sensor for measuring CO2 concentrations and utilizing ABC (Automatic Baseline Correction) algorithm, they offer excellent long term stability & accuracy. Available with active temperature and RH outputs,
Using a NDIR sensor for measuring CO2 concentrations and utilizing ABC (Automatic Baseline Correction) algorithm, they offer excellent long term stability & accuracy. Available with active temperature and RH outputs,
Using a NDIR sensor for measuring CO2 concentrations and utilizing ABC (Automatic Baseline Correction) algorithm, they offer excellent long term stability & accuracy. Available with active temperature and RH outputs,
A unique feature of this sensor is its ability to automatically detect what the controller input is set to, 4-20mA or 0-10Vdc. This removes the requirement for output jumpers that
The GS-IAQ-S measures multiple different sensors types for all-round indoor air quality. Sensor types include is for PM2.5, PM10, TVOC, HCHO, CO2, humidity & temperature measurement. All can be monitored
Using unique technology of compensating method, and up to nine calibration points, to guarantee GS-PM-S measurements accuracy in different environments.
The GS-S range of 4-20mA loop powered gas sensors are fitted into a robust housing, to detect the following gases: Nitrogen dioxide (NO2), Oxygen (O2), Sulphur dioxide (SO2)
For signal rescaling, the IO-A-RM can accept either a voltage or current input which can be rescaled to either a voltage or current output. The signal rescaling is achieved by
The IO-A-UD accepts a raise/lower relay signal and provides a 0-10Vdc output. Additional features include Hand/Off/Auto jumper for manual override, LED status indication and selectable hysteresis.
Intended for applications which require independent manual override of analogue output channels from a BMS controller, as a fail-safe in the event of controller failure. Enables actuators to be manually
These modules are intended for use with BMS controllers to expand their input capacity by multiplexing four or six digital signals, or 4 or 6 x 24Vac/dc inputs into a
This range of relay modules is intended for use with BMS controllers to convert an analogue control output to various switching relay modes. Example applications include the control of raise/lower
