environmental monitoring devices
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Cảm biến giám sát môi trường, Công tắc cảm biến nước để cảnh báo mức nước bên trong tủ
Environmental Monitoring Sensors , Water Sensor Switch For Alarming Water Level Inside Cabinet Quick Details: Place of Origin: Shenzhen, China (Mainland) Voltage: 5-15 VDC Brand Name: ESTEL Power: ≤0.5W Product Name: W01-A1 Alarming water level: 5mm Certification: ISO9001, CE, 3C, FCC, TLC Working temperature: -20°C ~ 70°C Application: Outdoor Telecom Cabinet Working humidity: 0% ~ 95% Communication mode: contact output Payment & Shipping Terms Minimum Order Quantity: 1 set
Bộ giám sát môi trường 1.2W Nhiệt độ độ ẩm Máy phát Nguồn điện một chiều
Temperature And Humidity Transmitter DC Power Supply 1. Product Features With the measurement unit imported from Switzerland,the measurement is accurate. A dedicated analog circuit is used with a wide range of applications. 10~30V Wide voltage range power supply, complete specifications and easy installation. It can be applied to both four-wire and three-wire connections. 2. Product Specifictaions Power supply(default value) 10-30VDC Max. power consumption Current output 1.2W
Hệ thống giám sát môi trường gắn rack 19 inch
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
Môi trường giám sát từ xa / Hệ thống giám sát an ninh Hỗ trợ 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:
Thiết bị giám sát môi trường thông minh (FSU) DTU200EG
Introduction The DTU200EG is a device designed for monitoring systems and general data acquisition . It is mainly used to collect various environmental and dynamic variables, alarm signals, etc. It can realize data acquisition, output control, remote communication and other functions, and integrate all functions into one platform. Powered by an external power source (AC/DC) It can provide 2-channel general analog measurement ( AI) or 2-channel digital input (DI), 2-channel It
Hệ thống giám sát môi trường EMU RS232 AC 220V
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,
Hệ thống giám sát môi trường Tích hợp cảm biến kết hợp nghiêng và sốc
Environment Monitoring System Integrated Tilt And Shock Combination Sensor Quick Details: Place of Origin: Shenzhen, China (Mainland) Operating Voltage: 12Vdc/24Vdc (12 Vdc ~ 24 Vdc) Brand Name: ESTEL Operating Current: ≤25mA Product Name: Tilt & Shock Combination Sensor Tilt alarm Threshold: 15°±2° Model Number: NSS-K1A1 Relay Capacity: DC 30V/1A Certification: ISO9001, CE, 3C, FCC, TLC Alarm Signal Holding Time: 6S Application: Outdoor Telecom Cabinet Output Signal: one
Hệ thống giám sát an ninh 2 dây DC 32 ~ 52V Máy phát hiện khói quang công nghiệp
2 Wire DC32~52V Security Monitoring System Photoeleciric Smoke Detector 1. Prodcut Instruction This product named Photoeleciric smoke detector(hereinafter called detector) delecis the smoke by a couple of infrared diodes. The principle of detecting is granule in the smoke can reflect infrared light. Infrared diodes are placed in the special chamber. The chamber can shield external light, but doesn,t affect the smoke into it. While there is no smoke, the diode can receive very
Hệ thống giám sát môi trường Cảm biến cửa cho cảnh báo mở cửa / điều khiển đèn LED tắt
Environment Monitoring System Door Sensor For Door Open Alarm / Controlling LED Lamp On Off Quick Details: Place of Origin: Shenzhen, China (Mainland) Contact power: ≤10W Brand Name: ESTEL Voltage: ≤28VDC Product Name: KBM-133W Current: ≤0.5A Certification: ISO9001, CE, 3C, FCC, TLC Contact Impedance: ≤300mΩ Application: Outdoor Telecom Cabinet Action Distance: 35mm Safety Standard(UL):94-HB Fixing Mode: embedded Payment & Shipping Terms Minimum Order Quantity: 1 set Price:
