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PA-24 Three Phase AC Voltage Transmitter for Power Monitoring

A DIN-rail three-phase AC voltage transmitter with True RMS measurement, independent analog outputs, and Class 0.5 accuracy for reliable power and industrial monitoring.
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PA-24 Voltage Transmitter showing stable three-phase voltage performance for industrial monitoring

Stable Three-Phase Voltage Performance for Industrial Monitoring

PA-24 is a voltage transmitter designed around “Stable Three-Phase Voltage Performance for Industrial Monitoring.” Improves three-phase voltage stability, response or operating efficiency under changing field conditions. The stated operating range, accuracy, response, overload or stability feature supports more dependable data under changing field conditions. The feature is directly relevant to power distribution, power monitoring and industrial process projects. Maintain clearer trend data during long-term industrial operation, helping engineers keep the installation, inspection and signal path easier to manage during long-term operation.

PA-24 Voltage Transmitter showing standard voltage input output for control systems

Standard Voltage Input Output for Control Systems

PA-24 is a voltage transmitter designed around “Standard Voltage Input Output for Control Systems.” Supports 100V, 300V, 600V for stable voltage input measurement and system integration. The standardized signal path routes the measured value to PLCs, DCS platforms, displays or remote monitoring equipment. The confirmed values highlighted here are 100V, 300V, 600V. The feature is directly relevant to power distribution, power monitoring and industrial process projects. Connect field measurements directly to existing plc and monitoring systems, helping engineers keep the installation, inspection and signal path easier to manage during long-term operation.

PA-24 Voltage Transmitter showing stable three-phase voltage performance for industrial monitoring

Stable Three-Phase Voltage Performance for Industrial Monitoring

PA-24 is a voltage transmitter designed around “Stable Three-Phase Voltage Performance for Industrial Monitoring.” Supports 0.1V for stable three-phase voltage measurement and system integration. The stated operating range, accuracy, response, overload or stability feature supports more dependable data under changing field conditions. The confirmed values highlighted here are 0.1V. The feature is directly relevant to power distribution, power monitoring and industrial process projects. Maintain clearer trend data during long-term industrial operation, helping engineers keep the installation, inspection and signal path easier to manage during long-term operation.

Working Principle Diagram

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Technical Specifications

Input Impedance per Phase:≥300 kΩ, single-phase power consumption ≤0.1 VA, compatible with PT transformers with no no-load loss


Supports Three-Phase Input Specifications:3×AC 100 V/220 V/380 V/500 V, full range customizable


Measurement Algorithm:True RMS sampling, compatible with distorted, non-sinusoidal power-frequency waveforms


Compatible Signal Frequency:Standard 50/60 Hz power frequency, no intermediate frequency extension


Maximum Output Load Resistance (4–20 mA Current Output):≤450 Ω per independent phase channel


Minimum Output Load Impedance (0–5 V/0–10 V):≥10 kΩ per output channel


Step Response Time (Output Reaches 90% of Steady State):≤400 ms


Temperature drift coefficient (full temperature range: -20°C to +80°C):≤200 ppm/°C FS


Independent linearity error:±0.15% FS


Overall accuracy of the unit at 25°C ambient temperature:Standard Class 0.5 ±0.5% FS; no high-precision custom ranges available


Standard transmitter output signal:4–20 mA, 0–20 mA, 0–5 V, 0–10 V

Dimension Chart

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Wiring Diagram

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Phone: +86-19715617532
Add: Building 14, University Science and Technology Park, Fenghuangshan Economic Development Zone, Xiangshan District, Huaibei City, Anhui Province

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