loop detector dual relay

Model Number:QT-40

Place of Origin:China

Brand Name:ALEPH

QT-40 Dual Element Ceiling ceiling mounted Pir Sensor Description Microwave Freq. 10.525 GHz, pulsed Input Voltage 10 to 16 VDC, 12 VDC nominal Input Current 15 mA max. (SL model 30 mA), 11 mA quiescent (approx.) Pyro Type Dual Element Pulse Count Jumper ...

Model Number:XA-030D

Place of Origin:China

Brand Name:ALEPH

Outdoor Dual-beam Active Infrared Detector Dual Beam IR Sensor This is high-tech Perimeter Intrusion Detection Systems to protect some area from intruder, designed for a wide variety of outdoor and ...

Model Number:QT-60

Place of Origin:China

Brand Name:ALEPH

QT-60 Alarm system PIR Sensor 12V Dual-tech PIR+Micriwave Motion Detector Dual Technology Motion Sensors Introduction QT Series intrusion detectors provide high quality PIR+microwave security at an outstanding value. Aleph’s unique “QT” signal ...

Model Number:QT-40

Place of Origin:China

Brand Name:ALEPH

QT-40 Dual Element Ceiling ceiling mounted Pir Sensor Description Microwave Freq. 10.525 GHz, pulsed Input Voltage 10 to 16 VDC, 12 VDC nominal Input Current 15 mA max. (SL model 30 mA), 11 mA quiescent (approx.) Pyro Type Dual Element Pulse Count Jumper ...

Model Number:XA-030D

Place of Origin:China

Brand Name:ALEPH

Outdoor Dual-beam Active Infrared Detector Dual Beam IR Sensor This is high-tech Perimeter Intrusion Detection Systems to protect some area from intruder, designed for a wide variety of outdoor and ...

Model Number:QT-60

Place of Origin:China

Brand Name:ALEPH

QT-60 Alarm system PIR Sensor 12V Dual-tech PIR+Micriwave Motion Detector Dual Technology Motion Sensors Introduction QT Series intrusion detectors provide high quality PIR+microwave security at an outstanding value. Aleph’s unique “QT” signal ...

Brand Name:SECUERA

Model Number:ZA-1800N

Place of Origin:China

... Full Aluminum Frame and Highly Integrated Dual High-Brightness LED Host to check whether there is any metal items been hided in the body, such as metals, guns, controlled knives and so on. The max sensitivity ...

Brand Name:SECUERA

Model Number:ZAZY-1800N

Place of Origin:China

18 Zones LED Walk Through Body Door Frame Metal Detector for Security Checking Advanced Features 6.18.33,45 independent zones available to choose, Dual High-Brightness Red LED Display Adjustable sensitivity of each detection zone, multi-alarm sounds to ...

Brand Name:SECUERA

Model Number:ZA-3300N

Place of Origin:China

Walk Through Metal Detector Door Fram Gold Scanner for Security Checking 33 Zones ZA-3300N door frame metal detector gate adopts Full Aluminum Frame and Highly Integrated Dual High-Brightness LED Host to check whether there is any metal items been hided...

Brand Name:SECUERA

Model Number:ZA-N

Place of Origin:China

6zones High Quality Adjustable Walk Through Door Frame Metal Detector ZA door frame metal detector gate adopts Full Aluminum Frame and Highly Integrated Dual High-Brightness LED Host to check whether there is any metal items been hided in the body, such...

Brand Name:SECUERA

Model Number:MD-3003B1

Place of Origin:China

... would not shine or alarm 4. Has light and sound vibration alarm prompted the dual mode 5. First use of automatic reset to switch the sensitivity function, it could check the large essensive metal but too small small metal objects 1. ...

Brand Name:Safegas

Model Number:SKY3000-M4

Place of Origin:China

Portable Multi Gas Detector for Ex O2 H2s Co SKY3000 series is a portable gas detector which can show real-time data and send alarms when the reading reaches the set value. The device is a suction and diffusion dual purpose instrument. When the pump fails...

Brand Name:Safegas

Model Number:SKY3000-M4

Place of Origin:China

...Multi 4 in 1 Gas Detector with Internal Pump and Diffusion Type SKY3000 series is a portable gas detector which can show real-time data and send alarms when the reading reaches the set value. The device is a suction and diffusion dual purpose instrument...

Brand Name:Safegas

Model Number:SKY3000-M4

Place of Origin:China

... device is a suction and diffusion dual purpose instrument. When the pump fails to work, it can automatically switch to the diffusion sampling mode. It is also with back clip so user can conveniently carry. It is IECEX, ...

Brand Name:Safegas

Model Number:SKY3000-M4

Place of Origin:China

... Detector IEXEC ATEX CE Certified For Mining UK Imported Sensors SKY3000 is a suction and diffusion dual purpose instrument. When the pump can't work, it can automatically switch to the diffusion sampling mode. And this H2S CO O2 LEL multi gas detector is ...

Brand Name:Safegas

Model Number:SKY3000

Place of Origin:China

...Detector CO H2S O2 LEL NH3 IECEX ATEX Wireless Bluetooth IP67 Multi Analyzer Multi Gas Detector CO H2S O2 LEL NH3 Functions: 1. Simultaneous upto 5 gases can be monitored, multiple numerical display including real-time data, TWA, STEL, MAX, MIN multiple numerical. 2. The screen can be automatically turned 180 degrees, which is convenient for viewing in special operating environments 3. Pump suction and diffusion dual...

Brand Name:PQWT

Model Number:L2000

Place of Origin:China

...Sink Pipeline Leak Detector Production Description Outdoor pipe leak repair experts - PQWT L2000. Advantages: 1. PQWT water leak detector built-in high-sensitivity detection sensors, locating leak point as quicker as possible. 2. Dual mode to locating the ...

Brand Name:Zetron

Model Number:UVOZ-3000

Place of Origin:China

... Exhaust Ozone Detector OVERVIEW The exhaust ozone detector calculates the current ozone concentration value by measuring the change in light signal intensity before and after the absorption of UV light by ozone. The equipment uses a dual-optical UV light...

Brand Name:SECUERA

Model Number:ZA-3300N

Place of Origin:China

Walk Through Metal Detector Door Fram Gold Scanner for Security Checking 33 Zones ZA-3300N door frame metal detector gate adopts Full Aluminum Frame and Highly Integrated Dual High-Brightness LED Host to check whether there is any metal items been hided...

Brand Name:SECUERA

Model Number:ZA-1800N

Place of Origin:China

... Full Aluminum Frame and Highly Integrated Dual High-Brightness LED Host to check whether there is any metal items been hided in the body, such as metals, guns, controlled knives and so on. The max sensitivity ...