DT-105A-12C
Speed and Length Meter

Hand-held tachometer for contact measurement of speed and length of elevator governor cables, hoisting ropes, cables and tapes etc. as well as revolutions of engines or shafts

Tachometer with LCD display and many selectable units

High quality hand-held tachometer for professional use

Special Features

  • Speed and length meter DT-105A-12C for contact measuring of rope speed, length and revolutions;
    the measurement is carried out, as long as the measuring key is pressed

Contact measurement of revolutions, cable speed and length

  • Speed and length meter for exact measurements of revolutions per minute, total revolutions, length and velocity with different metric and English units
  • 16 user selectable measuring units: (rpm; rev; m/min; m/h; ft/min; ft/h; yd/min; yd/h; in/min; in/h; mil/h; cm; m; in; ft; yd)
  • Large, electricity saving display
  • Tachometer with automatic and manual memory (MAX, MIN, mean, last and 10 separate readings) for recall in display
  • Rugged aluminium housing with fixing for tripod (1/4-20 UNC thread)
  • Optionally available: Inspection Certificate 3.1 according EN 10204 with calibration report

Standard Features

  • Easy to use speed and length meter
  • Certificate of Compliance with the order 2.1 according EN 10204 is included

 Available Models

Model Application
DT-105A-12C contact measurement – LCD display
alternative
DT-107A-12C contact measurement – LED display

SPECIFICATIONS

Measuring range:
(floating decimal point)
 Revolution: 0.1 – 25000 rpm; 6 – 9999.9 rph
Speed: z. B. 0.02 – 3810 m/min; 0.9 – 99999 m/h; 0.6 – 99999 in/min;
0.05 – 12500 ft/min; 3 – 99999 ft/h; 0.02 – 4167 yd/min; 1.0 – 9999 yd/h;
0.0006 – 142.5 mil/h
Length: 0.5 – 99999 cm; 0.005 – 99999 m; 0.1 – 9999.9 in; 0.01 – 99999 ft;
0.005 – 9999.9 yd
Accuracy: Revolution: 0- 999.9 min-1 (±0.1 rpm) ±1 Digit
1000 – 9999.9 rpm (±1 rpm) ±1 Digit
10000 – 25000 rpm (±0.01 % of reading) ±1 Digit
Speed and length: ±0.4 % of reading ±1 Digit
Measuring units: Revolution: rpm; rph;
Total revolutions (counter): rev
Speed: m/min; m/h; ft/min; ft/h; yd/min; yd/h; inch/min; in/h; mil/h
Length: cm; m; in; ft; yd
Memory: 13 readings (incl. MIN + MAX + last value) for 5 min after last use
Resolution: Length: 0.00508 m/impulse
revolution: 60 impulse/revolution
Display: 5 digit, LCD 12 mm
Display update: 1 sec
Over range indicator: Display is flashing
Auto power off: After 5 min of non-use
Power Supply: 2 x 1.5 V type AA, approx. 65 h continuous use
Low battery indicator: ”LO BAT” flashes in the display
Temperature range: 5 – 45 °C
Air humidity: 85 % RH, max.
Housing material: Die-cast aluminium
Tripod fixing: 1/4-20 UNC thread
Dimensions: 183 x 60 x 46 mm (LxWxH)
Weight, net (gross): Approx. 350 g (800 g)

Specifications subject to change without notice!

STANDARD ACCESSORIES

Rubber Tip

Tip for contact measurement of revolutions (rpm)
Order number: 10006S

 

 

 

 

 

 Funnel Tip

Tip for contact measurement of revolutions (rpm)
Order number: 10007S

 

 

 

 

 

 

 Extension Shaft

Shaft 75 mm long,
Order number: 10008S

 

 

 

 

 

 Grooved Measuring Wheel

Wheel rubberized, 12 inch circumference for measuring speed of hoisting ropes, cables and tapes. Width of groove 24 mm
Order number: 10014S

OPTIONAL ACCESSORIES

Rubber Measuring Wheel

Wheel with 12 inch circumference for measuring line speeds.
Order number: 10003S

DELIVERY INCLUDES

Speed and length meter DT-105A-12C with batteries, carrying case, 2 rubber tips, 1 funnel, 1 measuring wheel (12 inch circumference), 1 extension 75 mm, Certificate of Compliance with the order 2.1 according EN 10204 free of charge and operating instructions in German and English

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