protech QM7420 User Manual

7
the max reading)
Repeatability
±0.8% or ±2F(1C) (used the max reading)
Response time 150ms
Spectral response 8~14um
Emissivity Digitally adjustable from 0.10 to 1.0
Over range indication LCD will show “----”
Polarity Automatic (no indication for positive polarity);
Minus (-) sign for negative polarity
Diode laser output <1mW,Wavelength 630~670nm,
Class 2 laser product
Operating temp. 0 to 50℃(32 to 122℉)
Storage temp. –10 to 60℃ (14 to 140℉)
Relative humidity 10%~90%RH operating,
<80%RH storage
Power supply 9V battery, NEDA 1604A or IEC 6LR61,or
equivalent
Safety “ CE ” Comply with EMC
Note:
l Field of View: Make sure that the target is larger than
the unit’s spot size. The smaller the target, the closer

protech QM7420 Specifications

General

Brand	protech
Model	QM7420
Category	Thermometer
Language	English