ATSI LST-650 Load Switch Tester Instructions
- June 9, 2024
- ATSI
Table of Contents
ATSI LST-650 Load Switch Tester
Overview
The LST-650 Tester will run a series of comprehensive tests on the Load Switches used in traffic installations that conform to NEMA standards. Proper functioning of the Load Switch is of critical importance if the safe and reliable operation of the cabinet is to be maintained. If the Load Switch is not functioning properly, a cabinet malfunction may occur, putting the public at great risk.
Tests
The LST-650 will run a series of tests on the NEMA-conforming Load Switches. The following functions will be tested to ensure compliance with NEMA standards.
- Input ON/OFF voltage thresholds
- Input current draw
- Output power supply to 240 and 12-watt loads
- Output ON/OFF time
A detailed test report with Pass/Fail results will be generated.
Specifications
| Devices Tested | Load Switch that conforms to NEMA standards* |
|---|---|
| Enclosure | 7” x 4.8” x 11” |
| Power Requirements | 120 VAC (60 Hz), 2 Amps (maximum) |
| Connection to Computer | USB |
| Computer Requirements | Windows 10 or later, at least one USB port |
| Operating Temperature | 0° to 43° Celsius ( 32° to 110° Fahrenheit ) |
| Environment | IP50, the enclosure is NOT watertight. |
LST-650 tests load switches only. For flasher and transfer relay testing, see the MST-700
The expected availability is early 2023. For more information or to receive a quotation Contact sales@atsi-tester.com or 740-592-2874 ext 1210.
Athens Technical Specialists, Inc.
8157 US HWY 50
Athens, Ohio 45701
www.atsi-tester.com.