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Tonghui Insulation Resistance Meter TH2683A/B

Tonghui Insulation Resistance Meter TH2683A/B

Product catalog summary
Introduction
The TH2683A/B Insulation Resistance Meter is an advanced measurement instrument designed for rapid assessment of the insulating properties of electronic components, dielectric materials, and more. It features a touch-sensitive color LCD screen and dual testing capabilities for insulation resistance and leakage current.

Key Features
  • Test voltage range: 1-1000V for TH2683A and 1-500V for TH2683B.
  • Insulation resistance test range: 100KΩ to 10TΩ.
  • Dual display for insulation resistance and leakage current.
  • 4.3-inch, 24-bit, 4-wire touch LCD screen with a resolution of 480x272.
  • Zero clearing and contact detection functions for capacitive components.
  • Fast testing capability with a 30ms test time.
  • Programmable sequence test mode and 6 range options (manual or auto).
  • 4-bin comparison function with 3 bins for PASS and 1 bin for FAIL.
  • Storage for 20 setup files and measurement data on a U-disk.
  • Automatic firmware upgrades via disk.
  • Selectable operation interfaces in Chinese and English.
  • Remote control capabilities via RS232C and USB interfaces.
  • Footswitch trigger function for ease of use.

General Specifications
  • Operating temperature and humidity: 0°C to 40°C, ≤90% RH.
  • Power requirements: 90-121 V AC (60Hz) or 198-242V AC (50Hz), with power consumption under 50 VA.
  • Dimensions: 235mm x 104mm x 360mm, Weight: Approx. 3.6kg.

Specifications
  • Resistance test range: 100kΩ to 10TΩ with accuracy varying based on current.
  • Current test ranges from 1nA to 1mA with specific internal input impedance and accuracy of 2%±3pA.
  • Test voltage accuracy varies with voltage level, with a current limit of 10mA.
  • Manual or remote control options for power, with programmable charge and measurement delay times.
  • Measurement speed options: Fast (≤30ms) and Slow (≤60ms).
  • Comparator function with 4 bins for sorting results.
  • Memory options include internal storage and external USB disk.
  • Standard interfaces: RS232C, USB HOST, USB DEVICE, HANDLER.
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Catalog excerpts

Tonghui Insulation Resistance Meter TH2683A/B-1

E. ITH2683A/B Insulation Resistance Meter ■ Test voltage range: 1-1000V(TH2683A) /1-500V(TH2683B) ■ Insulation resistance test range: 100KQ-10TQ ■ Insulation resistance, leakage current dual display ■ 24-bits, 4.3-inch and 4-wire touch LCD screen ■ LCD resolution: 480*272 ■ Zero clearing function ■ Contact detection function for capacitive components ■ Fast test: 30ms ■ Programmable sequence test mode ■ 6 ranges, manual or auto range mode ■ 4-bin comparison function: 3 bins for PASS, 1 bin for FAIL ■ 20 setup files can be stored in the internal memory, support U-disk ■ Measurement data can be stored on U-disk ■ Automatically upgrade firmware by a disk ■ Selectable Chinese and English operation interfaces ■ Handler interface realizes on-line operation ■ Achieve remote control by RS232C and USB Device interface ■ Footswitch trigger function TH2683AITH2683B Brief Introduction ■ With touch, color LCD screen and unique insulation resistance/leakage current dual test function, TH2683A/ TH2683B insulation resistance meter is an intelligent measurement instrument that is used for rapid measurements on insulating properties of electronic parts and components (especially the capacitance), dielectric material, equipments, wires, cables, etc. TH2683A/TH2683B is provided with sorting output and external single pulse signal input interface, making it easy for pipeline operation. The quipped communication interface can achieve the off-site operations of all functions of the instrument through microcomputer. The instrument has a powerful anti-jamming capability, which makes the measurement more reliable.

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