Product Comparison: Digitech Multimeters

Cat III Multimeter with Temperature
Product code: QM-1323

The QM-1323 Digital Multimeter is a budget-friendly meter that measures capacitance, temperature and 10A on AC and DC. This dependable, compact unit is supplied with an included case.

Specifications

Display: 4000 count
Security Class: Cat III 600V
Basic accuracy: 0.5%
DC voltage: 400mV,4V,40V,400V,600V (±0.5%)
AC voltage: 400mV,4V,40V,400V,600V (±1.2%)
DC current: 4mA,40mA,400mA,10mA (±2.5%)
AC current: 4mA,40mA,400mA,10A (±3%)
Resistance: 400R,4K,40K,400K,40M (±0.8%)
Capacitance: 40nF,4uF,40uF,100uF (±3%)
Frequency: 4kHz,40kHz,400kHz,4000kHz,10MHz(±1.5%), 100MHz
Temperature: -20°C to + 760°C (±3%)
Ave/RMS:  Ave

CAT III Multifunction Environment Meter with DMM
Product code: QM-1594

The QM-1594 is a multi-function environment meter that combines the functions of a sound level meter, light meter, humidity meter, temperature meter and measures non-contact voltage! The QM-1594 is recommended and used in schools, hospitals, laboratories, and universities.

Specifications

Display: 4000 count
Security Class: Cat III 300V
Basic DCV accuracy: 1%
DC voltage: 400mV, 4V, 40V, 100V, 250V (±1%)
AC voltage: 400mV, 4V, 40V, 100V, 250V (±1%)
DC current: 400uA, 4mA, 40mA, 400mA, 4A, 10A (±1%)
AC current: 400uA, 4mA, 40mA, 400mA, 4A, 10A (±1.2%)
Resistance: 400R, 4k, 40k, 400k, 4M, 40M (±1.5%)
Capacitance: 50nF, 500nF, 5µF, 50µF, 100µF (±3%)
Frequency: 5Hz, 50Hz, 500Hz, 5kHz, 10MHz (±1.2%)
Temperature: -20C to +1300 C (±1.2)
Ave/RMS: Ave
Input impedance: 10M

Cat III Insulation Tester/Multimeter
Product code: IC1493

The IC1493 Cat III Insulation Tester/Multimeter is suitable for testing up to 4 gigaohms high voltage insulation at 1000V. Its large digital display and test hold & lock functions easily capture and log measurements. Results can be stored in an analogue-style bar graph for easy referencing.

Specifications

Category: Cat IV 600V / Cat III 1000V
Display: 4000 count
Basic accuracy: 1%
DC voltage: 1000V
AC voltage: 750V
Resistance: 400 ohms
Insulation test: 4Gohms @ 125 - 1000V
Ave/RMS: Ave

Cat III Multimeter with Temperature
Product code: QM-1323

CAT III Multifunction Environment Meter with DMM
Product code: QM-1594

Cat III Insulation Tester/Multimeter
Product code: IC1493

AC Voltage Ranges

400mV, 4V, 40V, 400V, 600V

400mV, 4V, 40V, 100V, 250V

750V

AC Voltage Accuracy

1.20%

1.20%

±(1.2%+10)

DC Voltage Ranges

400mV,4V,40V,400V,600V

400mV,4V,40V,100V,250V

1000V

DC Voltage Accuracy

0.50%

0.50%

±(0.8%+3)

AC Current Ranges

4mA, 40mA, 400mA, 10A

400µA, 4mA, 40mA, 400mA, 10A

AC Current Accuracy

3%

1%

DC Current Ranges

4mA, 40mA, 400mA, 10A

400µA, 4mA, 40mA, 400mA, 10A

DC Current Accuracy

2.50%

1%

Measures in Celcius

✔️

✔️

Measures in Fahrenheit

✔️

Outdoor / Exterior Scale

-20°C, 760°C

-20°C, 750°C

Celcius Accuracy

3%

1.20%

Frequency Ranges

4kHz, 40kHz, 400kHz, 4kHz, 10MHz

5Hz, 50Hz, 500Hz, 5kHz, 500kHz, 10MHz

Frequency Accuracy

1.5

1.50%

Resistance Ranges

400Ω, 4kΩ,  40kΩ, 400kΩ, 40Ω

400Ω, 4kΩ, 40kΩ, 400kΩ, 4MΩ, 40MΩ

40Ω, 400Ω

Resistance Accuracy

1.20%

0.80%

±(1.2%+3)

Capacitance Ranges

4nF, 40nF, 4µF, 40µF, 100µF

50nF, 500nF, 5µF, 50µF, 100µF

Capacitance Accuracy

3%

3.50%

Safety Rating Cat

Cat III

Cat IV

Cat III

Safety Rating Max Volt

600V

600V

1000V

Probe rating voltage

600V

600V

1000V

Count Maximum Reading

4000 count

4000 count

IP Rating certificate

True RMS

Bargraph

TRUE

Insulation Resistance Ranges

4MΩ,40MΩ,400MΩ

Accuracy

±(2%+10) to ±(5%+5) depending on scale. Refer to manual for full details.%

Test Voltage

125V,250V,500V,1000V

Test Current

1mA

Autorange

✔️

✔️

Measures duty cycle

✔️

Data Hold

✔️

✔️

✔️

Relative Measure

✔️

✔️

Meter Input Impedence

10MΩ

10Ω

0Ω

Measures diode

✔️

✔️

Input Protection Fuse

10mA

500mA, 10mA

15mA

Batteries included

✔️

✔️

✔️

Depth

37mm

48mm

50mm

Width

68mm

75mm

92mm

Display Type

LCD

LCD

LCD