Product Description
Indoor Air Quality Monitor With Multi-Sensor TSP-1821C, 7-24 hours online real-time IAQ detection Real-time output of Temperature & humidity data, single or combined measurement selection A special correction algorithm inside to ensure the TVOC measurements not affected by environmental change Modbus RS485 or WIFI interface, RJ45 optional 3-color lights indicates the three ranges of main measurement Optional OLED display IAQ measurements Wall mounting with 24VAC/VDC power supply