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Rotronic Hygroflex4 - HF4  Universal Transmitter

Features

Applications

Measures relative humidity and temperature and calculates the dew/frost point in the fields of HVAC and industry.

Features

  • Accuracy: ±1 %rh / ±0.2 K at 23°C ±5 K
  • Temperature limit at probe: -50…100 °C / 0…100 %rh
  • Range of application electronics: -40…60 °C / 0…100 %rh; -10…60 °C with LCD
  • Digital outputs
  • Use as simulator for system validation
  • Service interface
  • Adjusted at 23 °C and 10, 35, 80 %rh

Specs

Probe type Integrated
Dimensions 157 x 129 x 45 mm
Weight 220 g
Operating range -40…60 °C / -10…60 °C (Models with display) 0…100 %rh, non-condensing
Accuracy at 23 ±5 °C ±1.0 %rh / ±0.2 K
Measuring range with integrated probe -50…100 °C / 0…100 %rh
Power supply / Power consumption 15…40 VDC / 12...28 VAC
Long-term stability <1 %rh / year
Humidity sensor Hygromer IN-1
Temperature sensor PT100 1/3 DIN Class B
Filter cartridge Polyethylene dust filter, gray, 20 um
Response time t 63 <15 sec.
Allowed wind speed 40 m/s, with filter
Psychrometric calculations Dew or frost point
Reproducibility Airchip <0.02 %rh / 0.01 K
Initialisation time Typically <3 sec.
Measurement interval typically 1 second (without calculations)
Display type Optional graphics display. Presentation configurable.
Backlight without Backlight
Alarm indicators Yes
Exploitation software ROTRONIC HW4
Trend indicator Yes, for models with display
Statistical functions Min / Max, Average
Probe adjustment by software Yes, with service cable
Probe adjustment by keypad display / keyboard
Firmware update With internet and HW4 software
Data processing via HW4 with interface cables
Device Protection by password Yes
Audit Trail/ electronic records FDA 21 CFR Part 11 and GAMP compatible
Type of output signals 2
Circuit type 2 -Wire or 3/4-Wire
Analogue outputs scaleable by the user Yes
Analog output signal (standard) 2 x 0…1 V, 0…5 V, 0…10 V, 0(4)…20 mA
Communication interfaces RS-485 / USB / LAN / WLAN / MODBUS (ASCII)
Service Interface Mini USB (UART)
Service Information Calibration interval
Probe material Polycarbonate
Enclosure material ABS
Cable connections M16 cable gland and screw terminals
IP protection rating IP63 (except models with USB / Ethernet interface)
Fire protection class Complies UL94-HB
FDA/GAMP compatibility FDA 21 CFR Part 11 and GAMP compatible

 

 

 

 

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