environmental monitoring systems
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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
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
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:
Hệ thống giám sát môi trường RS485 RS232
RS485 RS232 Environment Monitoring System With Door Sensor / Smoke Sensor Quick Details: Place of Origin: Shenzhen, China (Mainland) Communication Interface: RS232/RS485 or TCP/IP (Ethernet) Including communication protocol and software Brand Name: ESTEL Analog Input: eleven ways Model Number: SM2400 Digital Input: eight ways Product Name: Environment Monitoring System Digital Output: ten ways Certification: ISO9001, CE, 3C, FCC, TLC Power Consumption: 50000 hours Payment &
Hệ thống giám sát môi trường tùy chỉnh Máy phát hiện cảm biến khói quang điện loại điểm
Custom Environment Monitoring System Spot-Type Photoelectric Smoke Sensor DetectorQuick Details Place of Origin: Shenzhen, China (Mainland)Power Supply: DC 12(8~28)VBrand Name: ESTELMonitoring Current:
Hệ thống giám sát môi trường ổn định cao 4 dây DC 32 ~ 52V Cảnh báo đầu ra rơle
4 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 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
