Sifam Tinsley THETA Hz Frequency Transducer - Programmable 45-65 Hz Input w/DCmA/DCV Output w/Display & RS485

Sifam THETA Hz Series*

The Sifam Tinsley THETA Hz is a Frequency Transducer which converts a frequency signal into a load independent DC Current or a load independent DC Voltage signal proportional to the measured value. The THETA Hz is a field programmable unit and can be configured by the user with 45-55 Hz, 55-65 Hz or 45-65 Hz input ranges and with 0-1 DCmA, 0-20 DCmA, 4-20 DCmA, or 0-10 DCV outputs.

The THETA Hz can be ordered with or without a display, with single or dual outputs and with or without RS485 communication.


  • Fully on-site programmable 45-55 Hz, 55-65 Hz or 45-65 Hz frequency input ranges
  • Choice of 0-1 DCmA, 0-20 DCmA, 4-20 DCmA or 0-10 DCV outputs
  • Available in Single or Dual output type
  • Accuracy class 0.2 ( IEC / EN 60688)
  • Seven Segment LCD Display (optional)
  • RS-485(Modbus) Communication (optional)
More Information
Display Yes
Input Frequency
Manufacturer Sifam Tinsley
Output 0-1 DCmA, 0-10 DCV, 0-20 DCmA, 4-20 DCmA
Power ACV, DCV
Type Transducers
Additional Skus THETA, THETA Hz, TT25, TT25-68F, TT2568F, TT25-B8F, TT25B8F, TT25-78F, TT2578F, TT25-A8F, TT25A8F
Additional Details

*Pricing & appearance may vary based on configuration!* Please configure product above.

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