Solar System Controller LCD Digital Tachometer Accuracy 0.1RPM Electronic Photo Tachometer 2.5~99999 RPM Max Min Last Data Memory Speedometer SM2234A SM2235A (Style : SM2234A) (SM2235A)

This item is used the microcomputer (CPU) technique, photoelectric technology, anti- jamming technique and junction technique for non-contact measurement of Rotation speed (RPM). Model: SM2234A Measuring Range RPM: 2.5~99,999RPM Resolution RPM:0.1RPM(2.5~999.9RPM);1RPM(over 1,000RPM) Accuracy: ±(0.05%+1 digit) Detecting Distance: 50~500mm Sampling Time: 0.8 sec (over 60RPM) Time Base: 6MHz Quartz crystal Battery: 3xAAA 1.5V Battery (without battery) Weight: 120g Packet Content: -1 x Photo tachometer -Reflecting tape marks: length 600mm -1 x Operation manual Model: SM2235A 5 digits 18mm(0.6")LCD YES Accuracy ±(0.05%+1 digit) Sampling time 0.5sec(over 120RPM) Range Select Auto-switch Memory max.value,min.value,last value, can store 96s data Measuring Range contact tach:0.5-19999RPM surface speed:0.05-1999.9m/min contact length:0.05-99999M Resolution: contact tach:0.1RPM(0.5-999.9RPM) 1RPM(over 1,000RPM) surface speed:0.01m/min(0.05?99.99m/min) 0.1m/min(100m/min) Detecting Distance 50?500mm Power 3*1.5V AA battery(Battery not included) Time Base 6MHz Quartz crystal Time Base Accuracy 10*10(-6)(0-50C) Power Consumption Approx 45mA Dimension 160L*72W*37H(MM)

• 100% brand .
• Wide measuring range and high accuracy.
• Memory: Max value, Min value, Last value. Can store 96s data.
• LCD backlight to make sure that it can be used in any light circumstance.
• Low battery indication;Range select: Auto-range.