2 Channel Modbus Temperature Sensor Module With DS18B20 RS485 Adapter Board For PLCs And Paperless Recorders, Minus 55 To 125 Degrees Celsius, Extra Channel, Expanded Register Functions, Pro Grade Thermostat Control Board, 5 Pack No Pin
✔️ 2-channel DS18B20 Modbus RS485 adapter, 9600 baud, cascades to 247
The N4DSA02 is a 2-channel DS18B20 Modbus adapter designed to plug into PLCs and paperless recorders, adding an extra temperature channel and expanded register options for flexible control.
✅ Pack options: 1 PCS or 5 PCS (No Pin)
✅ Sensor: DS18B20 Temperature Sensor
✅ Channels: 2 acquisition channels
✅ Communication: MODBUS RTU protocol with 03/04 read and 06/16 write commands
✅ Temperature range: -55°C to +125°C
✅ Power: 6-25V DC or 3.7-5V DC
✅ Size: 25.8 x 15.2 x 3.5 mm (No Pin); 25.8 x 15.2 x 11 mm (With Pin)
✅ Weight: 1.8 g (No Pin); 2.4 g (With Pin)
✅ Cascade: up to 247 modules via RS485, more than 16 with repeater
💡 What is a DS18B20 Modbus temperature sensor adapter used for?
Handy solution for adding precise temperature input to automation systems.
- Enables DS18B20 readings to be read over MODBUS RTU across RS485- Adds a second channel for simultaneous temperature monitoring
- Works with PLCs and paperless recorders for thermostat control and data logging
✝️