Model | IR-829 | IR-830 | IR-831 |
Temp. range | -30â~950â -22â~1742â | -30â~1150â -22â~2120â | -30â~1350â -22â~2462â |
Accuracy | -30â~0â/-4â~32â:±3â/5.4â | ||
Above 0â/32â:±1.5% or reading±2â/3.6â | |||
Optical Resolution | D:S=30:1 | ||
Response time | less 500ms | ||
Emissivity | adjustable from 0.1~1.0 | ||
Resolution | 0.1â(0.1â) | ||
Spectral Response | 8~14um | ||
Polarity Display | Auto display, "-" indicates negative, while positive with no sign. | ||
Diode Laser | Output less than 1mW,630~670nm,class 2(â ¡) | ||
Auto Power Off | Auto shuts off after 20 seconds inactivity | ||
Operating Temp. | 0â to 50â / 32â to 122â | ||
Storage Temp. | -20â to 60â / -4â to 140â | ||
Relative Humidity | Operating:10~95%RH,Storage:10~80%RH | ||
Power Supply | 9V battery | ||
Weight | 178g | ||
Dimensions(L*W*H) | 155.5Ã98.8Ã27.5mm |