Lutron Smart CM-9942G is a hybrid power, green energy digital clamp meter that can measure electrical current without cutting wires.
Features :
- Green power, battery is no need, power supply from the handy generator, operate the generator 10 to 20 seconds will offer 10 minutes energy typically.
- Hybrid power, meter’s power also can supply by the battery.
- Meet CAT 111-600V.
- 6000 counts A/D, high resolution.
- ACV, ACA, DCV, ohms, continuity, Hz, Capacitance, Diode, Data hold.
- Smart function, Auto range.
- Smart operation, Build in 3 intelligent function : ‘A’, ‘Ω’, ‘V’.
- ‘A’ function can measure ACA with auto range.
- ‘V’ function can select ACV, DCV automatically with auto range.
- ” Ω ” function can select the Resistance , Diode, Continuity beeper, Capacitance automatically with auto range.
- Data hold function for ACA measurement.
- Auto shut off is available to save battery life.
- 10 M ohm impedance for voltage circuit.
- Built-in overload protection for most ranges.
- LSI circuit provides high reliability and durability.
- Patent.
- Uses durable, long-lasting components, enclosed in strong, light weight ABS-plastic housing.
- Full line optional adapters : Clamp adapter, Tachometer adapter, Pressure adapter, Humidity Adapter, Sound level adapter, Anemometer adapter, Light adapter, EMF adapter

General Specifications :
- Green power and Hybrid power :
- Green power, battery is no need, power supply from the handy generator, operate 10 to 20 seconds the generator will offer 10 minutes energy typically.
- Hybrid power, meter also can supply by the battery power.
- Display : 40 mm x 30.3 mm large LCD display.
- Measurement : ACV, ACA, DCV, ohms, continuity beeper, Hz, Capacitance, Diode, Data hold.
- A/D counts no : 6000 counts.
- Range selection : Smart function, auto range.
- Smart function :
- ‘A’ function can measure ACA with auto range.
- ‘V’ function can select ACV, DCV automatically with auto range.
- ‘Ω’ function can select the Resistance, Diode, Continuity beeper, Capacitance automatically with auto range.
- Data hold : To freeze the display reading on the LCD display. *Available for ACA measurement only.
- Power On/Off management :
- Manual power off.
- Auto power off : If meter is not operated within 3 minutes will auto power switch off.
- Polarity : Automatic Switching, ” – ” indicates negative polarity.
- Max. jaw open size : 45 mm ( 1.77 inch ) Dia.
- Zero adjustment : Automatic.
- Sampling time : Approx. 0.5 to 1 second.
- Operating temperature : 0 to 50 ℃ (32 to 122 ℉).
- Operating humidity : Less than 80% RH.
- Power Supply :
- Green power : Power from the handy generator, battery is no need.
- Battery power : DC3V battery ( CR-2032 ) x 2 PCs
- Power consumption : DC 3.9 mA.
- Weight : 310 g/0.68 LB.
- Dimension 228 x 85.7 x 45.6 mm ( 9.0 x 3.4 x 1.8 inch )