CS Instruments – DS 500 PM mobile

Multi-channel portable measuring system for comprehensive compressor and energy consumer efficiency analysis.

Measurements: Electrical Energy, Flow, Pressure, Dew Point, Temperature
Energy Analysis: DIN ISO 50001
Number of Sensor Inputs: Up to 11 Sensors
Display: 7" Color TFT Touchscreen
Data Storage: Micro SD (16 GB), USB, Ethernet
Applications: Portable Measurements, Service, Energy Audits
Measurements: Electrical Energy, Flow, Pressure, Dew Point, Temperature
Energy Analysis: DIN ISO 50001
Number of Sensor Inputs: Up to 11 Sensors
Display: 7" Color TFT Touchscreen
Data Storage: Micro SD (16 GB), USB, Ethernet
Applications: Portable Measurements, Service, Energy Audits
Standard equipment 5 · Options and accessories 4
  • DS 500 PM Mobile Measuring System with Integrated True Power MeterPortable data logger with integrated electrical energy meter for the analysis of compressors and other energy consumers.
  • 7" Color TFT TouchscreenGraphical display of curves, trends, statistics, and measurement data for rapid analysis directly on the device.
  • Data Logging on Micro SD CardReliable local storage of all measured values with easy data export capabilities.
  • 24 V DC Sensor Power SupplyIntegrated power supply for connecting CS sensors and third-party sensors.
  • Transport CaseRobust portable case for safe field use of the system.
ParameterDS 500
Measured ParametersVoltage (V), Current (A), Power Factor (cos φ), Active Power (kW), Apparent Power (kVA), Reactive Power (kVar), Active Energy (kWh), Frequency (Hz)
Voltage Measuring RangeB1–B3: max. 400 V; B4: max. 600 V (45–65 Hz)
Sensor Connections3× current transformers or Rogowski coils (L1, L2, L3) + 4× voltage measurements (L1, L2, L3, N)
Current Transformers / Rogowski Coils100 A / 1 A (max. 24 mm conductor), 600 A / 1 A (max. 36 mm conductor), 1000 A / 1 A (max. 43 × 42 mm conductor), 3000 A (Ø 80 mm)

Why Choose the DS 500 PM mobile?

Comprehensive Measurements in One Device

Simultaneously measures electrical energy (kW, kWh), pressure, pressure dew point, temperature, and compressed air consumption – all in a single portable unit.

Energy Analysis According to DIN ISO 50001

Enables fast and transparent energy analysis of compressor systems, including cost calculation per m³ and specific energy consumption (kWh/m³).

Accurate Compressor Efficiency Analysis

Simultaneous measurement of electrical power consumption and generated airflow enables reliable assessment of individual compressor efficiency.

Ideal Solution for Service Engineers and Energy Managers

The integrated data logger and true power meter enable rapid diagnostics, service interventions, and on-site energy assessments.

Exceptional Flexibility and Expandability

Supports up to 11 sensors simultaneously, including CS Instruments sensors and third-party probes, with integrated sensor power supply for universal application.

Reliable Data Storage and Easy Transfer

All measured data is securely stored on a memory card and can be easily transferred and analyzed via USB or Ethernet connection.

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