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Electric Meter Test Sampler

Meter Testing Accessory
January 22, 2026
Category Connection: Meter Testing Accessory
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Tags:
#Electric Meter Optical Prob #Flexible Current Clamp #flex clamp meter
Brief: Learn how this solution can streamline typical workflows and improve reliability. In this video, we demonstrate the WD118 Dual-Channel Adjustable Photoelectric Sampler, showing its compact design and stable performance for electric meter test systems. You'll see how its dual-channel adjustment and high optical pulse sampling work with various meter light sources, providing clear visual indicators for active and reactive energy signals.
Related Product Features:
  • Compact structure with stable and reliable performance for electric meter test systems.
  • Imported photo receiving components with excellent noise immunity and interference resistance.
  • High optical pulse sampling frequency up to 200 Hz for accurate data capture.
  • Compatible with various meter light sources including blue, yellow, and green LEDs.
  • Dual-channel design supports free adjustment in up, down, left, and right directions.
  • Red LED indicates active energy signal while green LED indicates reactive energy signal.
  • Low power consumption of ≤ 0.35 W in no-load condition for energy efficiency.
  • Effective anti-interference performance with deburring/glitch suppression ≤ 2.0 mm.
FAQs:
  • What types of meter light sources is the WD118 sampler compatible with?
    The WD118 Dual-Channel Adjustable Photoelectric Sampler is compatible with various meter light sources including blue, yellow, and green LEDs, making it versatile for different electric meter test system applications.
  • How does the dual-channel adjustment feature work?
    The dual-channel design supports free adjustment in up, down, left, and right directions with a minimum adjustable spacing of 1 cm. Simply loosen the nut for fine adjustment to achieve optimal positioning for your testing requirements.
  • What do the different colored LED indicators represent?
    The red LED indicates active energy (active power) signal, while the green LED indicates reactive energy (reactive power) signal, providing clear visual feedback during electric meter testing operations.
  • What is the sampling frequency and operating voltage range of this sampler?
    The WD118 sampler features a high optical pulse sampling frequency of 200 Hz and operates within a voltage range of DC 4.5-6 V, with power consumption of ≤ 0.35 W under no-load conditions.
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