Function description: 1. Supply voltage: DC6-24V (DC 9V 12V 15V 24V) 2. Working current: 8-13MA (related to the number of external DS18B20) 3. MODBUS RTU command supports 03 06 function code 4. By modifying the 485 address, up to 247 modules can be cascaded for use (please use R485 repeater for more than 16 modules) If Using DS18B20 temperature and humidity sensor, up to 8 DS18B20 temperature sensors can be connected at the same time(DS18B20 sensor not included) Temperature measurable range: -55°C to +125°C (-67°F to +257°F). Accuracy of +-0.5°C for temperatures within -10°C to 85°C. Dimensions: 70 X 46 X 18MM Weight: 40 grams Typical application: Thermostatic Controls Paperless recorder Industrial Systems Consumer Products Thermometers Thermally Sensitive Systems Indoor and outdoor temperature measurement Temperature in vegetable garden Weather forecasting, and monitoring Temperature in Computer Room Warehouse temperature Color: white + blue Material: PCB board + electronic accessories Package Contents: 1 pcs R4DCB08 8CH RS485 Temperature sensor Board Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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