Flir true rms digital multimeter with thermal imager and igm loz and ncv flir dm284 the b dm284 b is a true rms digital multimeter that features a 160 x 120 b flir b thermal imager with infrared guided measurement igm that will pinpoint problems quickly and safely allowing you to quickly scan for hazards and see exactly where to measure the meter has a design and functionality that is vital for professionals to verify electrical issues with quick and accurate readings using no co