红外测温仪 Fluke 68

. 激光瞄准系统，能以1%的准确度进行瞄准 
. 12个点的数据记录 
. 先进的光学技术，能够以更远的距离测量更小的目标 
. 发射率可调，更加**地测量温度 
. 可选的*大、*小、差分和平均功能，可以即时显示数值，并具有Hi/Lo报警 
. 温度测量范围扩展至760 ºC (1400 ºF) 
. 选配探针附件，用于双接触式或非接触式温度测量 

The Fluke 68 non-contact thermometer are the ideal professional diagnostic tools for HVAC technicians performing room balance checks, electricians evaluating electrical connections and auto mechanics diagnosing catalytic converters.

This handheld portable tool enables professionals to research heating and ventilation problems, monitor the status of electrical motors and electrical panels and diagnose car malfunctions with ease.

It measures surface temperatures, helping to quickly locate potential blockages or malfunctioning systems reducing work time and improving performance.

■ Laser guided sighting system for easy targeting with 1 % accuracy
■ 12-point data logging
■ Advanced optics to measure smaller targets at greater distances
■ Adjustable emissivity for more accurate temperature measurements
■ Selectable MAX, MIN, DIF and AVG functions that display values instantly with Hi/Lo Alarm
■ Expanded measurement range up to 760 °C (1400 °F)

■ Temperature range °C -32 to 760 °C (-25 to 1400 °F)
■ Acuracy -32 to -26 °C (-25 to -15 °F): ±3 °C (±5 °F)
■ (assumes ambient -26 to -18 °C (-15 to 0 °F): ±2.5 °C (±4 °F)
■ operating temperature -18 to 23 °C (0 to 73 °F): ±2 °C (±3 °F)
■ of 23 °C [73 °F]) For targets above 23 °C (73 °F): ±1 % or reading
■ or ±1 °C (±2 °F), whichever is greater
■ Repeatability ±0.5 % or ² ±1 °C (±2 °F), whichever is greater
■ Response time ² 0.5 second (95 % of reading)
■ Spectral response 8 to 14 µm
■ Emissivity Digitally adjustable emissivity (from 0.1 to 1.0 by 0.01)
■ Ambient operating temp. 0 to 50 °C (32 to 120 °F)
■ Relative humidity 10 to 90 % RH non-condensing,
■ at <30 °C (86 °F) ambient
■ Storage temperature -20 to 60 °C (-13 to 158 °F) without battery
■ Dimensions 200 x 160 x 55 mm (8 x 6 x 2 in.)
■ Weight 320 g (11 oz.)
■ Power 9 V alkaline or NiCd battery
■ Batter life (alkaline) 20 hours with laser and backlight on 50 %
■ 40 hours with laser and backlight off
■ Laser sighting (Class II) Offset single point laser point
■ Tpical distance to target 8 m (25 ft.)
■ Distance to Spot (D:S) 50:1 at focus point
■ MIN, MAX, AVG, DIF
■ Temperature display •
■ Data logging 12 points
■ Probe jack •
■ Display hold (7 seconds) •
■ Hi/Low alarm •
■ LCD backlit •
■ Temperature display °C or °F selectable
■ Display resolution 0.1 °C (0.1 °F)
■ Hard carrying case •
■ Locking trigger •
■ Tripod mounting 6.35 mm (.25 in.) 20 UNC threading
■ Warranty 1 year