Made with a fixed coil, iron vane movement, this meter can be installed in steel panels without requiring recalibration. The Pivot and Jewel suspension is spring-loaded for shock protection. The cover features the original Bakelite construction.
As a Simpson Authorized Modification and Repair Center, we keep the lead time short by stocking unfinished meters and completing final modifications and calibration in our laboratory. This meter, when produced this way, is not Underwriter Laboratories Recognized. If you require the instrument to be Underwriter Laboratories Recognized, Please specify and we will order you the finished meter from Simpson.
As an Authorized Simpson Modification Center, we can offer custom upgrades, such as custom artworks, and adding company logos to dial artworks.
Specifications
| Brand | Simpson Electric |
| Series | Rectangular |
| Model | 57 |
| Form Factor | 4-Stud Mount, Panel: 3.5-Inch ANSI C39.1 |
| Input Range | 0-1AAC |
| Input Frequency | 60Hz |
| Scale, Range, or Display | 0-1AAC |
| Accuracy | ±2% of Full Scale |
| Tariff Code | 9030.33.0040 |
| ECCN | EAR99 |