RM 1501 Digital Tachometer

Description

Specifications ●External TTL Input : High > 4.5V (RM-1501) ●Display : 5 digits 99999 counts. ●Sampling Rate : 0.7 second (> 60 rpm) > 1 second (10 to 60 rpm) ●Measuring Distance : 50 to 300 mm ●Time Base : 4.0 MHz Quartz Crystal ●Power : Four 1.5V batteries (AA, UM-3). ●Power Consumption : - 1.5mA (Idle) - 27mA (Non-contact, measurement) - 34mA (contact, measurement) ●Auto-Power-Off : 30 minutes. ●Operating Temp. : 0 to 50C (32 to 122 F) ●Size: 172 mm x 63 mm x 36 mm & Approx. 190g ●Accessories: Carrying case x 1, Reflective tape x 1, Instruction Manual x 1, 1.5V AA Batteries x 4,RS-232 cable x 1 (for RM-1501 only),Software CD x 1 (for RM-1501 only),Software Manual x 1 (for RM-1501 only) ！ Notice ！*Customers have to pay customs duties and and taxes for international shipment