500V Analog Portable Insulation Tester / Resistance Meter

Sanwa DM509S: Robust Analog Insulation Tester for Reliable Measurements

The Sanwa DM509S is a high-performance DC analog insulation tester, expertly designed for electrical professionals who demand accuracy and durability in their work. This versatile meter is ideal for assessing the insulation resistance of electrical lines, motors, and various equipment, ensuring safety and optimal performance.

Key Features & Benefits:

• Precise 500V DC Test Voltage: Conduct thorough insulation resistance tests with a stable 500V DC output, crucial for identifying potential leakage paths and preventing electrical hazards.
• Wide Measurement Range: Capable of measuring insulation resistance up to an impressive 1000MΩ, with a first effective measurement range accuracy of ±5% of full scale, providing reliable readings for a broad spectrum of applications.
• Dual-Mode Measurement Switch: Choose between a quick "one-shot" test for individual components or a "continuous measurement" mode for monitoring insulation over time, offering flexibility in your testing procedures.
• Integrated AC/DC Voltage Measurement: Beyond insulation testing, the DM509S also measures DC voltages up to 60V and AC voltages up to 600V, making it a truly multi-functional tool for basic electrical checks.
• Enhanced Safety Features: Built to meet IEC61010-1 and IEC61010-2-030 CAT. III 600V safety standards, guaranteeing user protection in demanding electrical environments. The auto discharge function automatically dissipates stored charge after testing, adding an extra layer of safety.
• Durable & Portable Design: With an IP20 rating, this meter offers protection against solid objects larger than 12mm, making it suitable for various work sites. Its compact and lightweight design (H144 x W99 x D43mm / 310g) ensures easy transport and handling.
• User-Friendly Analog Display: The clear internal magnet, taut-band meter provides an intuitive and immediate visual indication of readings, preferred by many for quick assessment and trend observation.
• Convenient Battery Management: Includes an inner battery check range and operates on a single 6LR61 (9V) battery, ensuring you're always aware of your power status.
• Complete Package: Each DM509S comes ready to use with high-quality test leads (TL-509S), a protective carrying case with a strap (C-09S), and a comprehensive instruction manual, ensuring you have everything you need right out of the box.

Whether you're performing routine maintenance, troubleshooting, or installation checks, the Sanwa DM509S provides the precision, safety, and functionality required for accurate electrical insulation assessments.