The requirements of TIA/EIA-232-F can be attained by this IC to provide an interface in between the serial-port connector & an asynchronous communication controller
UNI-T UT695D-10 Product Page & Manual
in the form of an ammeter
Operates with Single Supply of Less than 3V
UNI-T UT337B Laser Particle Counter – 6-Channel 0.3–10 µm, ISO 21501-4, PM Mass Concentration, Temp / Humidity / Dew Point, 3.5" Colour LCD, Wi-Fi App portable camera The requirements of TIA/EIA-232-F canUNI T UT337B professional 6 channel laser particle counter for cleanrooms, HVAC, pharmaceutical and indoor air quality testing, compliant with ISO 21501 4. Measures particle counts and PM mass concentration plus temperature, humidity and dew point. Genuine UNI T product supplied by Digilog. pk with user manual and warranty. Key Features 6 channels: 0. 3, 0. 5, 1. 0, 3. 0, 5. 0 & 10. 0 m Cumulative & differential count concentration modes PM mass