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Automotive Digital Multimeters AT-9945 CEM

CEM Automotive Digital Multimeters

RPM measurement for automotive engines with 2 to 10 Cylinders using the inductive Pick-up.
Oversized high contrast 4000 counts LCD display with backlight.
Stock
-1
Code
AT-9945

CEM Automotive Digital Multimeters

 
 

AT-9945
Automotive Digital Multimeters

Large LCD display
    • RPM measurement for automotive engines with 2 to 10 Cylinders using the inductive Pick-up.
    • Oversized high contrast 4000 counts LCD display with backlight
    • 13 Functions including DCV, ACV, DCA, ACA, Resistance, RPM(Tach), Dwell angle, Duty cycle, Frequency, Temperature(℃/℉), Capacitance, Continuity and Diode Check.
    • Read pulse duty cycle and dwell angle for electronic fuel injection feedback carburetors, and ignition,
    • Data Hold and Relative functions.
    • Over-range indication
    • Auto Power Off
    • Fused current inputs and Overload protection on all ranges.
    • AT-9945 measures Milliseconds pulse width to test on-time of fuel injectors, idle air control motors, and electronic transmission controls.
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Specifications
Function Range Basic Accuracy
Voltage DC 400mV,4V,40V,400V,1000V ±(0.5%+2d)
Voltage AC 400mV,4V,40V,400V,700V ±(0.8%+4d)
Current DC 400uA,4000uA,40mA,400mA,4A,20A ±(1.2%+2d)
Current AC 400uA,4000uA,40mA,400mA,4A,20A ±(1.5%+4d)
Resistance 400Ω,4kΩ,40kΩ,400kΩ,4MΩ,40MΩ ±(0.8%+3d)
RPM(Tach) 600~4000RPM;600~12000RPM(x 10RPM) ±(2.0%+2d)
Dwell Angle 4,5,6,8CYL ±(2.5%+2d)
Duty Cycle 0.1~99.9% ±(1.5%+2d)
Frequency 0.001Hz~9.99MHz ±(2.0%+2d)
Temperature -20℃~760℃/-4℉~1400℉ ±(3.0%+2d)
Capacitance 40nF,400nF,4uF,40uF,100uF ±(3.0%+2d)
Pulse Width(9945) 0.1~10mS ±(3.0%+5d)
Diode Check Open circuit voltage 1.5V dc;
Test current 0.3mA typical.
Continuity Test Threshold 30Ω,Continuity Beeper 2.7kHz
Size(HxWxD):195mm x 92mm x 38mm
Weight:
380g
Accessories:
Rubber holster, Test leads, K-type temperature Probe, Inductive Pick-up and 9V battery.