HST Series Features and Benefits

Uniquely designed for testing HIGH TEMPERATURE probe heat detectors from 140 to 750F with 5 user selectable temperature setpoints
Compatible with all probe heat detectors -Including Fenwal DAF
Safe, Accurate, Battery Powered, Portable

• Tests probe type detectors from 140 to 750°F without overheating or damaging the detector.
• Accurate-user selectable test temperature.
• Test up to 5 different temperature detectors with each HST tester.
• Battery operated portable.
• Works with industry standard inspection poles for overhead use.
• Safe to the touch even at high temperatures.
• Accurate testing without having to remove and replace the detector.
• Temperature output can be connected to your digital voltmeter to view the temperature for troubleshooting and confirmation of trip point.
• The HST is on Fenwal’s list of approved test equipment.