PTT74 HART transmitters

  • PTT74-Ex is a smart 2-wire transmitter for temperature and other universal input measurement applications.
  • Is fully HART-compatible.
  • Provides excellent flexibility, low storage and installation costs. The high reliability ensures a safe system operation and low maintenance costs.
  • Input

    Resistance thermometer (2,3,4 wire circuit)
    Thermocouples B,C,E,J,K,L,N,R,S,T,U

    Thermoresistant (NTC)

    Resistance remote signaling Unit(0…5000 Ohm)
    Voltage, mV (-125…1150 mV)

     

  • Output
    2-wire technique
    4…20 mA

 

  • Operating Temperature
    -40°C to 85°C

 

  • Electrical isolation between input and output(I/O Isolation)

 

  • Digital low drift processing of measurement values

 

  • Customer –specific linearization
    32 tie points

 

  • Continuous sensor self-monitoring
    Parameters saved permanently in EEPROM
    Monitoring of ADC and DAC parameters every 1 sec
    Wire break monitoring acc. With NAMUR NE 89

 

  • Dual Input functionality
    Absolute, differential, average values

 

  • Parameterization (Software configuration)
    Smartware Calibration Tools (SCT)
    Siemens PDM Software

 

ABB SMART VISION Software
Hand held terminal: DHH691, 691HT, STT04, HC275, HC374, HC475 …

 

  • Approval for explosion protection
    Intrinsically safe               II 2 G EEx ib IIC T6, mount in zone 1
                                                        II 3 G EEx nA II T6, mount in zone 2

 

2-Wire Temperature Transmitter PTT74-Ex Series




2-Wire Temperature Transmitter PTT74-Ex Series2-Wire Temperature Transmitter PTT74-Ex Series

 

If you are looking for Temperature Sensors, please refer to Temperature Sensor and Thermowell page.

 

PTT74-Ex Temperature Transmitter
PTT74-Ex Temperature Transmitter
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