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Vaisala HUMICAP Humidity and Temperature Transmitter

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Manufacturer: VAISALA
Mfr. Part Number: HMT330series

Choose Your Model

Which Model do you need?:
Vaisala HUMICAP Humidity and Temperature Transmitter
  • Six models for demanding applications:
    • HMT331 for wall mounting
    • HMT333 for duct mounting and tight spaces
    • HMT334 for high pressures up to 100 bar and vacuum conditions
    • HMT335 for high temperatures
    • HMT337 for high humidity and meteorological applications
    • HMT338 for pressurized pipelines up to 40 bar
  • Warmed probe for superior performance in condensing environments
  • Shows measurement trends and 1-year history graphically
  • Corrosion resistant IP65 housing
  • NIST traceable (certificate included)
  • Integrated data logging, with over four years of measured history
  • LAN and WLAN communication options
Relative humidity measurement: Measurement range: 0-100%RH; Accuracy at 68F: +-1.0% RH (0-90%RH), +-1.7%RH (90-100%RH); Sensor: Vaisala HUMICAP 180 Vaisala HUMICAP 180R
 
Temperature Measurement: Measurement Range:
HMT331: -40 to +140F
HMT333: -40 to +176F or -40 to +248F
HMT334/335/337/338: -94 to +356F
Accuracy at 68F:  +-.36F
Sensor: PT100 RTD 1/3 Class B IEC 751
 
Operating Environment:
Temperature: for probe: same as measurement ranges; for transmitter body: -40 to +140F; with display: +32 to +140F
Pressure: HMT334: 0 to 10MPa (0 to 100bar); HMT338: 0 to 4 MPa (0 to 40bar); HMT333/335/337: vapor tight
 
Inputs and Outputs:
Operating voltage with optional power supply module: 10 to 35 VDC, 24 VAC
Power consumption @ 68F: 100 to 240 VAC 50/60 Hz
RS232
U out 2 x 0 to 1 V/0 to 5V/0 to 10V: max 25mA
I out 2 x0 to 20 mA V: max 25mA
Analong outputs: voltage output: 0 to 20mA, 4 to 20mA
Digital outputs: 0 to 1 V, 0-5V, 0-10V; RS232, RS485(optional)
 
Ethernet interface: Connector: 10/100Base-T; Protocols: RJ45
WLAN interface (optional): Telnet; Antenna connector type: 802.11b; Protocols: RP-SMA; Security: Telnet
Authentication/Encryption WEP 64/128, WPA
 
Optional Data Logger with real time clock: Logging interval: max three with trend/min/max values; Max logging period: 10 sec (fixed); Logged points: 4yrs 5 months; Battery Lifetime: 13,7 million points per parameter
 
Mechanics: Probe cable diameter: HMT333: 6.0mm, other probes 5.; Material (housing): G-AISi 10Mg (DIN 1725); Housing classification: IP65 (NEMA 4)