These infrared hand held thermometers are ideal for a variety of applications including electrical hot spot detection, HVAC and refrigeration field service, energy auditing, monitoring manufacturing processes as well as facility and vehicle maintenance. There are two models, the standard version 757-550 and the higher specification 757-555 which has the additional features of adjustable emissivity and laser sighting. Designed to fit in your pocket, they are about the same size as a marker pen and come complete with a molded pocket clip. They can alternatively be hung from a neck chain via the small hole at one end.
Wide measurement range of -4ºF to +932ºF
Accuracy of ±1% or ±2ºF (whichever is greater)
757-550 - Fixed at 0.95
757-555 - Adjustable 0.3 to 1.0
757-555 version has laser sighting
Repeatability of ±0.5% or ±1ºF (whichever is greater)
Response time: 500 mS (95% response)
Display resolution of 0.1º up to 199.9ºC, then 1º above 200ºC
Display reads current value, last value, max, min and average values.