The WSCHECKER Wrist Strap Checker is a dual range, wrist strap system and foot grounder system tester. It measures the resistance of the grounding product and person to ensure the proper operation of the grounding product and connection of the grounding prod- uct to a person.
The SCC-541 is a dual‑range wrist strap and foot grounder tester that verifies the resistance of grounding products and the person wearing them. It provides pass/fail indication on a four‑segment display and an audible tone for failures, helping ensure compliance with ANSI/ESD S‑20.20, EIA 625, and MIL‑STD‑1686.
The device operates on a 9 V alkaline battery (included) or an AC adapter, features a low‑battery indicator, and includes optional wall and foot plates for testing heel grounders and footwear. It is rated for operation from 5 °C to 49 °C and storage from –15 °C to 60 °C, weighing 6 oz and measuring 130 mm × 70 mm × 25 mm.
| Resistance range (low) | 750 kΩ to 10 MΩ |
|---|---|
| Resistance range (high) | 900 kΩ to 35 MΩ |
| Power supply | 9 V alkaline battery or AC adapter (battery included) |
| Test voltage | 9 V |
| Operating temperature | 5 °C to 49 °C |
| Storage temperature | -15 °C to 60 °C |
| Weight | 6 oz |
| Dimensions | 130 mm × 70 mm × 25 mm |
| Item number | WSCHECKER | 1145‑A |
It offers two ranges: 750 kΩ to 10 MΩ and 900 kΩ to 35 MΩ.
It can be powered by a 9 V alkaline battery (included) or an AC adapter.
The device operates from 5 °C to 49 °C.
Yes, it includes a low‑battery indicator.