RS485 Industrial grade stainless steel smoke sensor 0~2000ppm smoke Alarm Detector Smart Networking Smoke Sensing 4-20mA relay

4-20MA Smoke Transmitter / 0-2000ppm Detector Fire Fire Alarm / Ceiling Smoke Collection RS485 Sensor

Smoke Concentration Transmitters Smoke Sensor For Fire Alarm Monitor RS485 0-5V 0-10V 4-20MA Output 2000ppm 10000ppm

RS485 0-5V 0-10V 4-20MA Output 2000ppm 10000ppm Smoke Concentration Transmitters Smoke Sensor For Fire Alarm Monitor

H2 Sensor Detector Gas Hydrogen Concentration Sensing Transmitters Module IP65 High Precision RS485 4-20mA 0-5V 40000PPM

Smoke Concentration Transmitters 2000ppm 10000ppm Smoke Sensor For Fire Alarm Monitor RS485 0-5V 0-10V 4-20MA Output

Smoke Concentration Sensor Smoke Sensing RS485 Detector MODBUS Alarm Temperature and Humidity 4-20mA Analog Quantity

CSIO-204D Serial Relay isolation RS485 Modbus 2Al (input 4-20mA)+2DO(Relay Nommal Open)

Smoke concentration sensor, smoke sensing RS485 detector, Modbus , temperature and humidity 4-20mA analog quantity

0~2000ppm 0~5000ppm Nixie tube Display 0-2V 0-5V 4-20mA RS485 Agriculture Gas Transmitter Carbon Dioxide cheap NDIR CO2 Sensor

8DO 4DI 8AI RS485 Modbus RTU Multifunction Relay Module PLC IO Expanding Board 4-20MA 0-10V Analog Current Voltage Collector

DC 12V/24V 20Ch Multifunction RS485 Relay Board 20DO 2DI 2AI PLC IO Expanding Module Modbus RTU 4-20MA 0-10V Relay Module

GP4-WLTE Smart 4G Global GSM SMS APP Controller RS485 WEB Control 4 CH 4-20Ma Analog Inputs 10A Relay Outputs

Ultrasonic Liquid Level Sensor Water Level Transmitter Distance 20m 30m Meter Level Height Measurement 4-20ma Rs485 Relay Hart

GP4-WLTE Smart 4G Global GSM SMS APP Controller RS485 WEB Control 4 CH 4-20ma Analog Inputs 10A Relay Outputs

Load Cell Weighing Indicator 2 Relay Outputs LED Display 6-digit 5 Keys Customized RS232 RS485 Modbus Or Analog 0-10V 4-20mA

Non Contact Ultrasonic Level Meter Oil Diesel Fuel Tank Level Sensor 4-20mA RS485 2 Relay Liquid Water Level Transmitter

GP4-WLTE Smart 4G Global GSM SMS APP Controller RS485 WEB Control 4 CH 4-20Ma Analog Inputs 10A Relay Outputs

Ultrasonic Level Meter Exolosion proof Sensor 5m 10m 30m Water Liquid Level Transmitter 4-20mA RS485 Relay HART

Digital Display Meter 0-10V 0-20mA 2-10V 4-20mA Analog Signal Input 0-10V Indicator Process Panel Meter Relay Out RS485 Port

GP4-WLTE Smart 4G Global GSM SMS APP Controller RS485 WEB Control 4 CH 4-20Ma Analog Inputs 10A Relay Outputs

4-20mA RS485 Relay Alarms Automatic Liquid Level Controller Smart Digital Water Level Indicator Tank Level Control Instrument

GP4-WLTE Smart 4G Global GSM SMS APP Controller RS485 WEB Control 4 CH 4-20Ma Analog Inputs 10A Relay Outputs

GP4-WLTE Smart 4G Global GSM SMS APP Controller RS485 WEB Control 4 CH 4-20Ma Analog Inputs 10A Relay Outputs,EU Plug

0-15M Ultrasonic Liquid Level Meter Water Level Measurement 4-20mA / RS485 Relay Output

Silo Ultrasonic Level Measuring 5M 10M 15M 20M No Contact 4-20mA RS485 2-Relay Ultrasonic Level Transmitter For Grain Solids

FX3U 14/20/24/32/40/60 MR/MT RS485 MODBUS 4AD of 0-20mA 2DA of 0-10V analog Relay transistor Output

5M 10M 15M 20M Ultrasonic Level Meter Silo No Contact 4-20mA RS485 2-Relay Oil Tank Ultrasonic Level Transmitter For Grain Solid

4-20MA 6AI-4DI-6DO Analog Digital Mixed Remote IO Module RS485 Modbus RTU Dry Contact Relay Board DC 12V 24V N4I6N06

4DI+4AI+4DO Network IO Controller Module RS485 Serial Port Remote Switch Value 4-20Ma Acquisition Ethernet RTU Relay

Indoor 433 Wireless Signal Amplifier Smoke Sensing Gas Signal Relay Extender Frequency Converter Transfer to Alarm Host

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