Model BL7330 Humidity and Temperature Transmitter Temperature & Humidity Transmitters are a device that measures and transmits temperature and humidity data to a central monitoring system, making it an essential tool for many industries. Supports RH%, ℃ , dew point, CO2 measure Full 0…100%RH measure, +80℃ measure Pressure tolerance is up to 100bar (depends) Alarm output, analog output, RS485 output, Relay output, Modbus (RTU/TCP) protocol Corrosion-resistant IP65 housing, excellent performance in harsh environment Interchangeable stainless steel probe, connection various brand probes possible HVAC Systems Agriculture industry Food storage and pharmacy industry Labs and clean room Weather Stations Industrial Processes, such as automotive, chemical, and petrochemical industries. Supply Power: 9…36VDC, 24VDC Analog current output: 0…20mA, 4…20mA Analog voltage output: 0…5V, 0…10V Digital output: RS485 Protocols: Modbus (RTU/TCP) Relay output (x 2): NO/NC, DC 24V 1A Interchangeable probe types: Temperature & humidity probe, temperature probe, dew point probe, CO2 probe Balun Technology Co., Ltd Add: 1322, F/3, Bldg 1, 33 Zique Rd, Haidian, Beijing100095, China Relative Humidity Measurement ■ Range: 0…100%RH ■ Accuracy @23℃ :, ±1.0%RH (10…90%RH); ±2.0%RH (<10%RH); ±3.0%RH (>90%RH) ■ Long term stability: <±2.0%RH in two years Temperature Measurement ■ Range: -40℃…+80℃ , -70℃…+180℃ (depend models) ■ Accuracy: 0.2℃ (0 to 40℃ ); 0.3℃ (-40 to 0℃ , 40 to 80℃ ) ■ Long term stability: < ±0.1℃ in two years ■ Temperature sensor: Pt1000 RTD1/3 Class B IEC 751 Dew Point Measurement ■ Range: -100…0℃ Td, -60…+60℃ Td (depend models) ■ Accuracy ensured in 0…40℃ : ±0.2℃ Td CO2 Measurement ■ Range: 0…10000ppm, 0…20%vol ■ Accuracy: depend connection sensor models Mechanical and other parameters ■ Working Environment: -40℃…+60℃ , 0…100%RH ■ Storage temperature: -40℃…+80℃ ■ Housing material: Aluminium oxidation ■ Ingress protection level: IP65 ■ Probe protection: Stainless steel sintered filter ■ Display: 3.2 inch colour LCD, No display (option) ■ Dimension: 160mm (L) x 115mm (H) x 55mm (D) ■ Weight: 500g ■ Installation: Wall mounting, Direct pole Installation ■ Electric connection: M16 x 1.5, on terminals ■ EMC: Complies with EN61326-1 EMC standards BL7330 temperature & humidity transmitter w/ one channel 100-240VAC to 24V-1A DC adapter Cable gland x 2 OPTIONAL ACCESSORIES AND SERVICES ■ ■ ■ ■ Humidity & temperature probe w/ 2m cable (SN:BL798) ISO17025 accredited calibration certificate (SN: 9000-7330) Upgrade two channels and four slots output (SN: 7330-2C) Wall mounting fitti