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Found 147 products for "

environmental monitoring unit

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Quality 10-30VDC Power Supply Environment Monitoring System With ISO9001 / CE Approval factory

10-30VDC Power Supply Environment Monitoring System With ISO9001 / CE Approval

Temperature And Humidity Transmitter 10-30VDC Power Supply 1. Product Overview The Transmitter uses a wall-mounted waterproof case, which is often used in outdoor and on-site environments. Various types of probes are available. It is used in different sites and is widely used in communication rooms, warehouse buildings and self-control places where temperature monitoring is required. It adopts standard industrial interface 4~20mA/0~10V/0~5V analog signal output, which can be

Quality ABS Housing Environment Monitoring System Door Sensor  / Alarm Reed Switch factory

ABS Housing Environment Monitoring System Door Sensor / Alarm Reed Switch

ABS Housing Environment Monitoring System Door Sensor / Alarm Reed Switch Quick Details Place of Origin: Shenzhen, China (Mainland) Switch Voltage: 100VDC(MAX) Brand Name: ESTEL Voltage: 150VDC(MAX) Product Name: Door Sensor Current: 500mA Model Number: M520 Impedance: 0.3ohm Certification: ISO9001, CE, 3C, FCC, TLC Power: 10W Application: Outdoor Telecom Cabinet Action Distance: 25mm 45mm Housing Material: ABS (White) Fixation: bolt Payment & Shipping Terms Minimum Order

Quality AC 9V-35V Security Monitoring System Non Coding Photoeleciric Smoke Detector factory

AC 9V-35V Security Monitoring System Non Coding Photoeleciric Smoke Detector

Non Coding Photoeleciric Smoke Detector AC9V - 35V Working Voltage 1. Prodcut Instruction The product is a non coding smoke detector, with a pair of switch output contacts, which can choose the normally open and normally closed output according to the actual needs. In normal operation, the indicator light flashes every 8 seconds; in alarm, the indicator light is always on, and the alarm output contact acts at the same time. 2. Product Features Power off reset / automatic

Quality 19 Inch Rack Mount Environment Monitoring System factory

19 Inch Rack Mount Environment Monitoring System

19-inch Rack-mount Environment Monitoring System Model FSU1000 1. Product Parameter Demension: W 440 mm * D 200 mm * 4 4 mm (19 inches, 1 u) Accuracy: DC VOLTAGE 0.5% Operating voltage: DC36-72V or AC90-264V Rated power: 5W (whole machine power consumption, excluding external power Supply) operating environment temperature:-20 c-55 C Storage and transportation temperature:-40 c-70 C Relative humidity: 90% (40 C 2 C) Altitude: 0-3000 M measurement 2. Environment

Quality Remote Monitoring Environment / Security Monitoring System Support RS485 RS232 factory

Remote Monitoring Environment / Security Monitoring System Support RS485 RS232

Remote Monitoring Environment / Security Monitoring System Support RS485 RS232 Quick Details: Place of Origin: Shenzhen, China (Mainland) Communication Interface: RS485, Ethernet, RS485/232 multiplex Brand Name: ESTEL Analog Input: four ways Model Number: NEM-500 Digital Input: eight ways Product Name: Environment Monitoring System Dry contact (relay) output:eight ways Certification: ISO9001, CE, 3C, FCC, TLC Operating Voltage: 85 VAC~300 VAC, or 20 VDC~ 60 VDC Application:

Quality 220V AC RS232 Environment Monitoring System EMU factory

220V AC RS232 Environment Monitoring System EMU

19-inch Rack-mount Environment Monitoring System 220V AC Or 48V DC Power Supply 1.Product Profile Environment Monitoring Unit is a network monitoring host designed for integrated network rooms that integrates UPS monitoring and extended power environments. Adopting the popular 19-inch rack-mount design style, supporting 220V AC or 48V DC power supply, supporting more than 12-way switching value, multi-way relay control output and ambient temperature and humidity expansion,

Quality Professional Environment Temperature And Humidity Sensor Low Power Consumption factory

Professional Environment Temperature And Humidity Sensor Low Power Consumption

Professional Environment Temperature And Humidity Sensor Low Power Consumption Quick Details: Place of Origin: Shenzhen, China (Mainland) Voltage: +5VDC Brand Name: ESTEL Power:

Quality 4 Terminals Wiring Temperature & Humidity Transmitter -20°C - 80°C Operating Temperature factory

4 Terminals Wiring Temperature & Humidity Transmitter -20°C - 80°C Operating Temperature

4 Terminals Wiring Temperature & Humidity Transmitter -20C - 80C Operating Temperature Quick Details: Place of Origin: Shenzhen, China (Mainland) Signal Output: 4 mA20 mA (linear measurement scope) Brand Name: ESTEL Power Supply: 12 VDC24 VDC Product Name: Temperature & Humidity Sensor Sample Resistance: 500 ( 125 in the case of 12 VDC) Model Number: NSTH-A1T4 Anti-surge Voltage: 2000 V Certification: ISO9001, CE, 3C, FCC, TLC Operating Temperature: -20C to 80C

Quality High Precision Water Detection Sensor Cutomized ISO9001 CE Certification factory

High Precision Water Detection Sensor Cutomized ISO9001 CE Certification

High Precision Water Detection Sensor Cutomized ISO9001 CE Certification Quick Details: Place of Origin: Shenzhen, China (Mainland) Supply voltage: 12 VDC (5%) Brand Name: ESTEL Operating current: < 15 mA (Max) Product Name: Water Detection Sensor Alarm current: < 30 mA (Max) Model Number: NSW-K1P5 Load capacity of relay contact: 1 A 30 VDC/0.5 A 125 VAC Certification: ISO9001, CE, 3C, FCC, TLC Alarm water level: (20.5) mm Application: Outdoor Telecom Cabinet Output mode: