COMET SYSTEM, s.r.o.
1.maje 1220
756 61  Roznov pod Radhostem
CZECH REPUBLIC
Tel.: +420 571 653 990
Fax: +420 571 653 993
E-mail: info@cometsystem.cz


 

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T3417 Temperature and humidity bar type transmitter with RS485 output

T3417 Temperature and humidity bar type transmitter with RS485 output

code: T3417
Humidity, temperature transmitter. Outdoor, indoor use. Bar type.

Relative humidity, temperature sensors at 700mm stem. Measured values are also converted to other humidity interpretation: dew point temperature, absolute humidity, specific humidity, mixing ratio, specific enthalpy.

Included in delivery:   

    • Traceable calibration certificate
    • Quick start manual
    • Free program TSensor for configuring of the transmitter is ready to Download
    • Free program SensorReader for logging values from one transmitter via RS485 to a PC disk file is ready to Download
   
Features Technical Data Download Optional accessories We recommend

Features

Programmable temperature and humidity transmitter is equipped with temperature and relative humidity sensors. Measured values are also converted to other humidity interpretation - dew point temperature, absolute humidity, specific humidity, mixing ratio or specific enthalpy. Degrees Celsius and Fahrenheit are user selectable. Transmitter contains a microprocessor based control circuitry in a durable plastic case with connection terminals and sensors with filter with stainless steel mesh. Large dual line LCD for simultaneous display of T+RH or other humidity interpretation is an advantage. Display is possible to switch off. Computerized design ensures temperature compensation of the humidity sensor and fail indication. State-of-the-art capacitive polymer sensor ensures excellent calibration long term stability, inertia against water and condensation. Transmitters are designed for use in non-aggressive environment.

 

APPLICATIONS - measuring and control of air humidity at:

  • building HVAC management
  • building HVAC automation
  • warehouses
  • glasshouses
  • manufacturers
  • museums, archives, galleries
  • air-conditioned rooms
  • weather stations

    Measured pressure values are converted to RS485 serial output. Transmitter circuitry is galvanically isolated from power circuitry to prevent collision in RS485 network.

    Serial output RS485 - transmitter works with ModBus RTU communication protocol or with Advantech ADAM compatible protocol. Protocol is user selectable in special configuration mode by means of the PC. Serial link enables to read actual readings and modify transmitter configuration. Instrument works always in slave mode, i.e. responds only to master device query. Transmitters have the address space available from 1 to 255. Communication speed is 110 to 115200Bd.

    For acquiring values from several transmitters connected to RS485 bus, third party software is necessary to use.

    Tested functionality is with programs:

    LabVIEW from National Instruments, TIRS.NET, ControlWeb, EasyView.

Relative humidity range
 

Figure: Relative humidity operating range

Technical Data

Technical parameters Value
Output RS485
Measured Value Relative Humidity + Temperature
Construction Type Bar Type (700mm)
Design Industrial
Temperature Measuring Range -30 to +125°C
Relay Output No
Two-State Input No
Lcd Display Yes
Relative humidity range 0 to 100%
Accuracy of relative humidity measurement ±2.5% relative humidity from 5 to 95% at 23°C
Accuracy of temperature output ±0.4°C
Available temperature units degrees Celsius, Fahrenheit
Accuracy and range of dew point temperature output - for more details see graphs ±1.5°C at ambient temperature T<25°C and RH>30%
range -60 to +80 °C
Accuracy and range of absolute humidity output ±1.5g/m3 at ambient temperature T < 25°C
range 0 to 400 g/m3
Accuracy and range of specific humidity output ±2g/kg at ambient temperature T < 35°C
range 0 to 550 g/kg
Accuracy and range of mixing ratio output ±2g/kg at ambient temperature T < 35°C
range 0 to 995 g/kg
Accuracy and range of specific enthalpy output ±3kJ/kg at ambient temperature T < 25°C
range: 0 to 995 kJ/kg
Temperature operating range -30 to +80°C
Temperature operating range of LCD display readable to operating temperature +70°C, it is recommended to switch OFF the LCD over +70°C
Temperature compensation of the humidity sensor all temperature range
Communication protocol ModBus RTU and Advantech ADAM compatible protocol
Communication speed 110 to 115200 Bd
Filtering ability of sensor cover 0.025mm - filter with stainless steel mesh
Protection of the case with electronics IP65 electronics, IP40 sensors
Power 9-30Vdc, current consumption approximately 0.5W
Dimensions display unit 88.5 x 94 x 39.5 mm (W x H x D), stem length 700 mm
Weight approximately 580g
Warranty 2 years

  size
doc Instruction Manual 680 kB
doc Quick Start Manual 2 MB
doc Datasheet 900 kB
doc Declaration of Conformity 40 kB
doc Description of communication protocols 370 kB

Program TSensor - free configuration program for transmitters and transducers, Code: TSensor more »
doc TSensor - free configuration program version 3.0.5.0 2.6 MB
doc TSensor - revision history 8 kB

Program SensorReader - free program for data read and store from one sensor, Code: SensorRead more »
doc SensorReader - free program for data recording from one sensor, version 2.0.2.0 1.3 MB

Optional accessories

T3413 Temperature and humidity duct mount transmitter with RS485 output
code: T3413
Humidity, temperature transmitter. Outdoor, indoor use. Duct mount.
T3413D Temperature and humidity duct mount transmitter with RS485 output
code: T3413D
Humidity, temperature transmitter. Outdoor, indoor use. Duct mount.
T3419 Temperature and humidity transmitter with external probe - RS485 output
code: T3419
Humidity, temperature transmitter with T+RH probe with 1m cable. Cable lengths 2m or 4m available optionally. Outdoor, indoor use.
T3411 RH+T+Tdp outdoor, indoor probe, RS485 interface
code: T3411
Ambient temperature, relative humidity transmitter. Outdoor, indoor use.