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- Sensors
  
  Sensors
  
  ● Accurate measurement of temperature, humidity, dew point, atmospheric pressure, two-state events and CO₂
  ● Various type of output such 4 – 20 mA, 0-10 V, RS232/485, Ethernet (PoE on selected models)
  ● Industrial design with integrated sensors, external probe and duct mount design (protection class up to IP65)
  ● Interior design
  ● ATEX design for potentially explosive atmospheres (zone 2) on selected models (Intrinsically Safe)
  ● Relays output 250Vac /8A or 50V on selected models
  more...
- Wireless
  
  Wireless
  
  ● Sigfox or GSM ready
  ● Accurate measurement of temperature, humidity, dew point, two-state events
  ● Nonvolatile memory (GSM mobile logger)
  ● Various type of alarm indication (SMS, e-mail, visual, e.g.)
  ● Rugged design
  ● Coud and software for data analysis and storage
  ● Get Sigfox coverage details in one step. Check the Sigfox coverage at your place.
  more...
- Data Loggers
  
  Data Loggers
  
  ● Accurate measurement of temperature, humidity, dew point, 4–20 mA, 0–5 V, 0–10 V, pulses, events
  ● Nonvolatile memory
  ● Indication of alarm conditions
  ● Software for data analysis on PC
  ● Communication interfaces - USB, GSM modem
  ● Rugged design with integrated sensors and external probe (protection class up to IP67)
  ● Long battery life
  more...
- Recorders with Printer
  
  Recorders with Printer
  
  ● Accurate measurement of temperature and two-state events
  ● Nonvolatile memory
  ● Indication of alarm conditions
  ● Bulit-in thermo printer
  ● Communication interfaces - USB, GSM modem
  ● Software for data analysis on PC
  more...
- Hand-Held
  
  Hand-Held
  
  ● Accurate measurement of temperature, humidity, dew point, atmospheric pressure, two-state events, pulses, 4–20 mA, 0–5 V, 0–10 V and CO₂
  ● Nonvolatile memory
  ● Audiable and visual indication alarm conditions
  ● Settings via keypad
  ● Various communication interfaces - USB, RS232, Ethernet
  ● Software for data analysis on PC
  ● Battery operated
  ● Backlit display
  more...
- Monitoring Systems
  
  Monitoring Systems
  
  ● Accurate measurement of temperature (Pt1000, Ni1000, thermocouples and thermistors), current and voltage, two-state events, pulses, resistence, frequency
  ● Nonvolatile memory
  ● Audiable and visual indication alarm conditions
  ● Various communication interfaces - USB, RS232/485, Ethernet
  ● Software for data analysis on PC
  more...
- Software
  
  Software for analysis and configuration
  
  ● Device settings
  ● Data storage
  ● Data analysis – graphs, tables, online display
  ● 24/7 supervision (SMS texts, e-mails)
- Temperature probes
  
  Temperature probes
  
  ● Various type of probes (Pt1000, Ni1000, thermocouples, DiGi)
  ● Different measuring ranges
  ● Design for every application
- Radiation shield COMETEO
  
  Radiation shield COMETEO
  
  For better protection and more accurate measurement
  ● naturally ventilated COMETEO
  ● actively ventilated COMETEO
  ● solution for agriculture
Measured value
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Temperature and humidity regulator with RS232 output, cable 4 meters

Humidistat, thermostat with two relay outputs. Outdoor, indoor use.

Relative humidity, temperature probe on a cable. Measured values are also converted to other humidity interpretation: dew point temperature, absolute humidity, specific humidity, mixing ratio, specific enthalpy. Three two-state inputs.

The device is supplied with T+RH probe with 4 meters cable.

code

H3331-4
Warranty

3 years

Technical data

Measured value

Temperature

Relative humidity

Counted values (dew point…)

Two-state signal

TEMPERATURE SENSOR

Measuring range -30 to +105 °C

Accuracy ±0.4 °C

Resolution 0.1 °C

HUMIDITY SENSOR

Measuring range 0 to 100 % RH

Accuracy ±2.5 % RH from 5 to 95 % at 23 °C

Resolution 0.1% RH

DEW POINT

Measuring range -60 to +80 °C

Accuracy ±1.5 °C at ambient temperature T <25 °C and RH >30 %

Resolution 0.1 °C

RELAY OUTPUTS

Quantity 2

Maximal voltage 50 V

Maximal current 2 A

Maximal power 60 VA

BINARY INPUTS

Quantity 3

Signal for binary inputy dry contact, open collector or two-state voltage signal.
Inputs are not galvanically isolated.

Minimum pulse duration on binary input 500 ms

Voltage across open contact < 3,3 V

Low voltage level 0 to +0,5 V

High voltage level +3,0 to +30 V

GENERAL TECHNICAL DATA

Operating temperature -30 to +80 °C

Channels 1x connectable temperature+humidity probe

Counted values dew point, absolute humidity, specific humidity, mixing ratio, specific enthalpy

Acoustic alarm from built-in beeper - switchable

Output RS232

Range of humidity sensor temperature compensation all temperature range

Available temperature units degrees Celsius, degrees Fahrenheit

Communication protocol ModBus RTU and Advantech ADAM compatible protocol

Power 9-30 Vdc

Protection class IP65 electronics; IP40 sensors

Dimensions 136 x 159 x 45 mm; length/diameter of external probe 88/18 mm

External probe cable length 4 meters

Weight approx. 500 g

Warranty 3 years