Application scope:

The PKF series frequency transmitter adopts microprocessor technology to convert the measured voltage frequency signal into a linear proportional output of DC current and voltage, which is isolated and equipped with corresponding indicating instruments or devices. It is a necessary signal processing unit for power systems, remote control devices, and automation control systems. The transmitter can choose display function and RS485 communication function.
Main technical parameters

Accuracy: Level 0.5
Input: AC voltage signal, with a range of 10V to 500V optional,
Output: Current 4-20mA, load resistance ≤ 300 Ω
Voltage 0-5V, load resistance ≥ 10k Ω
Isolation withstand voltage: 2kV-1min
Response time: ≤ 250mS
Usage environment: ambient temperature -10 ℃~55 ℃, relative humidity ≤ 90% RH
Installation method: DIN35mm standard guide rail card mounting or screw fixation, dimensions: length * width * height 55mm * 75mm * 120mm
Execution standard: GB/T13850.1-92

Model and Specifications

Wiring diagram


Outline dimension drawing (unit: millimeters)

PKF series frequency transmitter