3M 48N 用户手册
Appendix A: Specifications
Approved 9-Volt Batteries
21
Size
Height 9.2in (23.5cm); Width 7.2in (18.3mm); Depth 3.0in (7.5mm)
Dimensions include mounted sensor assembly
Dimensions include mounted sensor assembly
Weight
2.6 lbs. (1.2 kg) with mounted sensor assembly
Remote Sensor Bar
Using a cable, the top sensor bar can be setup for remote measurements, up to
200 feet (61m).
Power
9V alkaline
Battery Life
9V alkaline: 80 hours