Features:
These pocket-sized meters require minimal training. Technicians will find them ideal instruments for velocity measurements in fume hoods, spray booths, ventilation systems, or IAQ checks. Models 9850 and 9880 have 3 inch retractable, 180 degree rotating probes and are UL-listed for intrinsic safety. The model 9870 incorporates a 37 inch telescoping probe. All Models available in Metric.

	9870	9880	9885
Range Velocity	0-4000 fpm	0-2000 fpm	0-300, 2000 fpm
Range Temperature	0-200°F	NA	NA
Accuracy Velocity	±5% of reading or ±5 fpm, whichever is greater	±5% of reading or ±5 fpm, whichever is greater	±10 fpm low range ±100 fpm high range
Accuracy Temperature	±1.0°F	NA	NA
Power Source	four AA-size alkaline batteries	four AA-size alkaline batteries	one 9 V alkaline battery
Battery Life	10 hours at 100 fpm	10 hours at 100 fpm	15 hours