620A-4R

620A-4R

Product catalog summary
Introduction
The AMPTEC 620A-4R Igniter Tester is a robust device initially designed for U.S. commercial aircraft maintenance and now extensively used by the U.S. armed forces. It features enhanced protection for harsh environments, an internal Faraday cage for noise immunity, and a wide-viewing angled display.

Specifications
  • Range: 20 Ω, 200 Ω, 2 KΩ, 20 KΩ
  • Nominal Current: 5 mA, 500 uA, 5 uA, 0.5 uA
  • Failsafe Current: 8 mA, 1.5 mA, 150 uA, 15 uA
  • Resolution: 1 mΩ, 10 mΩ, 100 mΩ, 1 Ω
  • Accuracy: ± .02% of reading & range

General Specifications
  • Terminal: Banana jack binding posts
  • Weight: 9.5 lbs.
  • Operating Temperature: 0° to 50° C
  • Display: 4 ½ digit LED
  • Size: 11.62” x 13.37” x 6”
  • Storage Temperature: -10° ± 70° C
  • Update Rate: 3 readings per second
  • Max Internal Voltage: 4.8 VDC
  • Temp Coefficient: 0.1 x accuracy per 1° C
  • Power: Rechargeable, 4 NICAD batteries (5 AHr)
  • Open Circuit Voltage: 1.6 VDC
  • Max Input Voltage: 250 VDC

Ordering Information
The 620A-4R model includes a choice of probe/lead set and a N.I.S.T. Calibration Certificate. Additional accessories include:
  • OP-100: Meter transit/hard shell case
  • OP-110: Test lead storage pouch
  • OP-232: Optically isolated RS232C Interface
  • OP-247: Continuous Isolated power
  • OP-290: Alligator clip test lead set
  • OP-300: Gold plated 4-Wire Kelvin clip leads
  • OP-302: 5-way banana jack backed Kelvin clips
  • OP-401: Gold plated single tip Kelvin probes
  • OP-402: Surface mount Kelvin micro-probes
  • OP-403: Standard handheld Kelvin mini-probes
  • 620-BAT: Set of replacement/extra 4 NICAD D-cell batteries
  • 620-DC: Battery charger for 620 SERIES products
For customized products or additional accessories, contact the sales department.
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Catalog excerpts

620A-4R-1

The AMPTEC 620A-4R Igniter Tester was originally designed for U.S. commercial aircraft maintenance, though it’s now widely used and trusted by the U.S. armed forces. The 620A-4R contains the same inner circuitry as its ultra-safe predecessor the 620A-4 with the added bonus of protection in harsh environments, an internal Faraday cage for noise immunity, and a wide-viewing angled display. Ready to take on any climate, the 620A-4R is the durable Igniter Tester you’ve been searching for. AMPTEC RESEARCH T: (512) 858-4045 E: [email protected] 13231 Rooster Springs Rd., Austin, TX 78737 www.amptec.com Rev. 10-2019

 Open the catalog to page 1

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