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Showing 353–368 of 1010 resultsSorted by popularity
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Gas Valves
Gas Valve Auto Reset Screwed 1 1/4″ DN32
£180.00 Add to basketGas-interception, normally closed solenoid valves that open when the coil is energised and close when there is no pressure. A pressure switch, a thermostat, etc., can control these solenoid valves. They can be equipped with a flow regulator and an adjustable slow-opening kit.
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Gas Valves
Gas Valve Auto Reset Screwed 3/4″ DN20
£85.00 Add to basketGas-interception, normally closed solenoid valves that open when the coil is energised and close when there is no pressure. A pressure switch, a thermostat, etc., can control these solenoid valves. They can be equipped with a flow regulator and an adjustable slow-opening kit.
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Gas Valves
Gas Valve Auto Reset Screwed 1/2″ DN15
£79.00 Add to basketGas-interception, normally closed solenoid valves that open when the coil is energised and close when there is no pressure. A pressure switch, a thermostat, etc., can control these solenoid valves. They can be equipped with a flow regulator and an adjustable slow-opening kit.
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Smoke Detection
Sampling Tube 8-12′
£26.00 Add to basketThe SD-2000-P (Photoelectric) Series Smoke Duct Detector is the latest innovation for early detection of smoke and combustion products in air moving through HVAC ducts in Commercial, Industrial, and Residential applications. The unit is designed to prevent the recirculation or spread of smoke by air handling systems, fans, and blowers. Complete systems may be shut down in the event of smoke detection. The SD-2000 is designed and built to meet all local code requirements regarding HVAC supply and return duct smoke detectors. Output terminals are provided for a wide range of remote accessories such as horns, strobes, remote status indicators, and test/reset key switches or push buttons.
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Smoke Detection
Sampling Tube 4-8′
£15.00 Add to basketThe SD-2000-P (Photoelectric) Series Smoke Duct Detector is the latest innovation for early detection of smoke and combustion products in air moving through HVAC ducts in Commercial, Industrial, and Residential applications. The unit is designed to prevent the recirculation or spread of smoke by air handling systems, fans, and blowers. Complete systems may be shut down in the event of smoke detection. The SD-2000 is designed and built to meet all local code requirements regarding HVAC supply and return duct smoke detectors. Output terminals are provided for a wide range of remote accessories such as horns, strobes, remote status indicators, and test/reset key switches or push buttons.
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Smoke Detection
Sampling Tube 1-2′
£10.00 Add to basketThe SD-2000-P (Photoelectric) Series Smoke Duct Detector is the latest innovation for early detection of smoke and combustion products in air moving through HVAC ducts in Commercial, Industrial, and Residential applications. The unit is designed to prevent the recirculation or spread of smoke by air handling systems, fans, and blowers. Complete systems may be shut down in the event of smoke detection. The SD-2000 is designed and built to meet all local code requirements regarding HVAC supply and return duct smoke detectors. Output terminals are provided for a wide range of remote accessories such as horns, strobes, remote status indicators, and test/reset key switches or push buttons.
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Smoke Detection
Smoke Detector Sampling Tube
£75.00 Add to basketThe SD-2000-P (Photoelectric) Series Smoke Duct Detector is the latest innovation for early detection of smoke and combustion products in air moving through HVAC ducts in Commercial, Industrial, and Residential applications. The unit is designed to prevent the recirculation or spread of smoke by air handling systems, fans, and blowers. Complete systems may be shut down in the event of smoke detection. The SD-2000 is designed and built to meet all local code requirements regarding HVAC supply and return duct smoke detectors. Output terminals are provided for a wide range of remote accessories such as horns, strobes, remote status indicators, and test/reset key switches or push buttons.
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Smoke Detection
Duct Smoke Detector Housing with Photoelectric Sensor
£380.00 Add to basketThe SD-2000-P (Photoelectric) Series Smoke Duct Detector is the latest innovation for early detection of smoke and combustion products in air moving through HVAC ducts in Commercial, Industrial, and Residential applications. The unit is designed to prevent the recirculation or spread of smoke by air handling systems, fans, and blowers. Complete systems may be shut down in the event of smoke detection. The SD-2000 is designed and built to meet all local code requirements regarding HVAC supply and return duct smoke detectors. Output terminals are provided for a wide range of remote accessories such as horns, strobes, remote status indicators, and test/reset key switches or push buttons.
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Gas Sensors
Space Carbon Dioxide & Temperature Sensor 0-10V Output
£313.95 Add to basketThe self-calibrating microprocessor-controlled space air-quality sensor uses a mixed-gas sensor and a VOC sensor to determine air quality.It is used to measure air quality and to quantify room air pollution caused by contaminating gases. The air quality sensor does not trace concentrations of individual gases, but assesses the mixed gas concentration. Detectable gases: mixed gas, vapours of VOCs, cigarette smoke, automobile exhaust gases, human exhalation, combustion smoke (from wood, paper, plastics). The sensor‘s lifetime depends on the type of burden and gas concentration.
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Gas Sensors
Space Mounting Carbon Dioxide Sensor with 0/10Vdc Output
£280.88 Add to basketThe self-calibrating microprocessor-controlled space air-quality sensor uses a mixed-gas sensor and a VOC sensor to determine air quality.It is used to measure air quality and to quantify room air pollution caused by contaminating gases. The air quality sensor does not trace concentrations of individual gases, but assesses the mixed gas concentration. Detectable gases: mixed gas, vapours of VOCs, cigarette smoke, automobile exhaust gases, human exhalation, combustion smoke (from wood, paper, plastics). The sensor‘s lifetime depends on the type of burden and gas concentration.
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Gas Sensors
Space Mounting Air Quality Sensor, Selectable Output 0/10Vdc or 4-20mA
£224.00 Add to basketThe self-calibrating microprocessor-controlled space air-quality sensor uses a mixed-gas sensor and a VOC sensor to determine air quality.It is used to measure air quality and to quantify room air pollution caused by contaminating gases. The air quality sensor does not trace concentrations of individual gases, but assesses the mixed gas concentration. Detectable gases: mixed gas, vapours of VOCs, cigarette smoke, automobile exhaust gases, human exhalation, combustion smoke (from wood, paper, plastics). The sensor‘s lifetime depends on the type of burden and gas concentration.
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Gas Sensors
Duct Mounting Carbon Dioxide Sensor with 0/10Vdc Output
£283.50 Add to basketThe self-calibrating microprocessor-controlled duct air-quality sensor is used to determine air quality based on a mixed-gas sensor/VOC sensor. It is used to measure air quality and to quantify room air pollution caused by contaminating gases. The air quality sensor does not trace concentrations of individual gases, but assesses the mixed gas concentration. Detectable gases: mixed gas, vapours of VOCs, cigarette smoke, automobile exhaust gases, human exhalation, combustion smoke (from wood, paper, plastics).
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Gas Sensors
Duct Mounting Air Quality Sensor, Selectable Output 0/10Vdc or 4-20mA
£324.00 Add to basketThe self-calibrating microprocessor-controlled duct air-quality sensor is used to determine air quality based on a mixed-gas sensor/VOC sensor. It is used to measure air quality and to quantify room air pollution caused by contaminating gases. The air quality sensor does not trace concentrations of individual gases, but assesses the mixed gas concentration. Detectable gases: mixed gas, vapours of VOCs, cigarette smoke, automobile exhaust gases, human exhalation, combustion smoke (from wood, paper, plastics).
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Gas Sensors
CO Detector, Modbus
£338.00 Add to basketThe CMD Series carbon Monoxide detector uses an electrochemical sensor to monitor the Carbon Monoxide level and outputs a 4-20mA signal. The standard product features a 2-wire loop-powered output. Optionally, the device may be configured with an alarm relay and operate in 3-wire sourcing mode. Optional Modbus communications output is available.
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Gas Sensors
Carbon Monoxide Sensor CO Loop Powered 4-20mA
£275.00 Add to basketThe CMD Series carbon Monoxide detector uses an electrochemical sensor to monitor the Carbon Monoxide level and outputs a 4-20mA signal. The standard product features a 2-wire loop-powered output. Optionally, the device may be configured with an alarm relay and operate in 3-wire sourcing mode. Optional Modbus communications output is available.
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Gas Sensors
Carbon Monoxide Sensor CO 4-20mA 3 Wire Relay Output
£280.00 Add to basketThe CMD Series carbon Monoxide detector uses an electrochemical sensor to monitor the Carbon Monoxide level and outputs a 4-20mA signal. The standard product features a 2-wire loop-powered output. Optionally, the device may be configured with an alarm relay and operate in 3-wire sourcing mode. Optional Modbus communications output is available.














