HygroFlex4 - HF4 - universal TRANSMITTER

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

• 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

Accuracy at 23 ±5 °C ±1.0 %rh / ±0.2 K
Operating range -40…60 °C / -10…60 °C (Models with display) 0…100 %rh, non-condensing
Probe type Integrated
Measuring range with integrated probe -50…100 °C / 0…100 %rh
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
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
Circuit type 2 -Wire or 3/4-Wire
Communication interfaces RS-485 / USB / LAN / WLAN / MODBUS (ASCII)
Service Information Calibration interval
Type of output signals 2
Cable connections M16 cable gland and screw terminals
Enclosure material ABS
Fire protection class Complies UL94-HB
IP protection rating IP63 (except models with USB / Ethernet interface)
Probe material Polycarbonate
Service Interface Mini USB (UART)
FDA/GAMP compatibility FDA 21 CFR Part 11 and GAMP compatible
Dimensions 157 x 129 x 45 mm
Weight 220 g

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+1 905 754-5164

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