GW Instek GDM-398
SELECTION GUIDE | NEW | NEW | NEW | NEW | |||
MODEL | GDM-461 | GDM-452 | GDM-397 | GDM-360 | GDM-398 | GDM-357 | GDM-350B |
Max. Display | 22000 | 19999 | 4000 | 6000 | 4000 | 1999 | 1999 |
Auto Ranging | √ | √ | √ | √ | |||
Analog Bar | √ | √ | √ | √ | |||
True RMS | √ | √ | |||||
Display Backlight | √ | √ | √ | ||||
Fused 10A Range | √ | √ | √ | √ | √ | √ | |
Auto Power off | √ | √ | √ | √ | √ | ||
DC Voltage | 1000V | 600V | 1000V | 1000V | 1000V | 600V | 250V |
AC Voltage | 750V | 600V | 750V | 750V | 750V | 600V | 250V |
DC Current | 10A | 10A | 10A | 10A | 10A | 10A | 10A |
AC Current | 10A | 10A | 10A | 10A | 10A | 10A | |
Resistance | 220MΩ | 20MΩ | 40MΩ | 60MΩ | 40MΩ | 20MΩ | 20MΩ |
Capacitance | 220mF | 20µF | 4000µF | 4000µF | 4000µF | 200µF | |
Frequency | 220MHz | 20kHz | 10MHz | 10MHz | 10MHz | ||
Diode | √ | √ | √ | √ | √ | √ | √ |
Continuity | √ | √ | √ | √ | √ | √ | √ |
Temperature | √ | √ | √ | ||||
Duty Cycle(%) | √ | √ | √ | √ | |||
Transistor (hFE) | √ | √ | |||||
EF Function | √ | ||||||
REL | √ | √ | √ | √ | |||
Data Hold | √ | √ | √ | √ | √ | √ | √ |
Peak Hold | √ | ||||||
MAX MIN | √ | √ | √ | ||||
RS232C | √ | √ | √ |
SPECIFICATIONS | |
DC VOLTAGE | |
Range | 220mV, 2.2V, 22V, 220V, 1000V(GDM-461); 200mV, 2V, 20V, 200V, 600V(GDM-452) 40mV, 400mV, 4V, 40V, 400V, 1000V(GDM-397); 60mV, 600mV, 6V, 60V, 600V, 1000V(GDM-360) 400mV, 4V, 40V, 400V, 1000V(GDM-398) 200mV, 2V, 20V, 200V, 600V(GDM-357) 200mV, 2000mV, 20V, 200V, 250V(GDM-350B) |
Best Accuracy | ±(0.1%rdg + 2 digits) for GDM-461; ±(0.05%rdg + 3 digits) for GDM-452 ±(0.5%rdg + 1 digit) for GDM-397/360/398/357; ±(0.5%rdg + 2 digits) for GDM-350B |
Input Impedance | 10 MΩ (3000MΩ for mV range of GDM-461/397/360/398) |
AC VOLTAGE | |
Range | 220mV, 2.2V, 22V, 220V, 750V(GDM-461); 200mV, 2V, 20V, 200V, 600V(GDM-452) 40mV, 400mV, 4V, 40V, 400V, 750V(GDM-397); 400mV, 4V, 40V, 400V, 750V(GDM-398) 60mV, 600mV, 6V, 60V, 600V, 750V(GDM-360); 2V, 20V, 200V, 600V(GDM-357) 200V, 250V(GDM-350B) |
Best Accuracy | ±(0.8%rdg + 10 digits) for GDM-461; ±(0.5%rdg + 10 digits) for GDM-452 ±(1.0%rdg + 3 digits) for GDM-397/360/398; ±(0.8%rdg + 3 digits) for GDM-357 ±(1.2%rdg + 3 digits) for GDM-350B |
Input Impedance | 10 MΩ (3000MΩ for mV range of GDM-461/397/360/398; 4.5MΩ for GDM-350B) |
DC CURRENT | |
Range | 220µA, 2200µA, 22mA, 220mA, 10A(GDM-461); 2mA, 20mA, 200mA, 10A(GDM-452) 400µA, 4000µA, 40mA, 400mA, 4A, 10A(GDM-397/398) 600μA, 6000μA, 60mA, 600mA, 6A, 10A(GDM-360) 2mA, 20mA, 200mA, 10A(GDM-357); 2000µA, 20mA, 200mA, 10A(GDM-350B) |
Best Accuracy | ±(0.5%rdg + 10 digits) for GDM-461; ±(0.5%rdg + 5 digits) for GDM-452 ±(1.0%rdg + 2 digits) for GDM-397/398/350B; ±(1.0%rdg + 3 digits) for GDM-360 ±(0.8%rdg + 1 digit) for GDM-357 |
AC CURRENT | |
Range | 220µA, 2200µA, 22mA, 220mA, 10A(GDM-461); 2mA, 20mA, 200mA, 10A(GDM-452) 400µA, 4000µA, 40mA, 400mA, 4A, 10A(GDM-397/398) 600μA, 6000μA, 60mA, 600mA, 6A, 10A(GDM-360); 20mA, 200mA, 10A(GDM-357) |
Best Accuracy | ±(0.8%rdg + 10 digits) for GDM-461/452; ±(1.0%+3) for GDM-357 ±(1.2%rdg + 5 digits) for GDM-397/360/398 |
RESISTANCE | |
Range | 220Ω ~ 220MΩ 7 ranges(GDM-461); 200Ω ~ 20MΩ 6 ranges(GDM-452/357/350B) 400Ω ~ 40MΩ 6 ranges(GDM-397/398); 600Ω ~ 60MΩ 6 ranges(GDM-360) |
Best Accuracy | ±(0.5%rdg + 10 digits) for GDM-461; ±(0.3%rdg + 1 digit) for GDM-452 ±(1.0%rdg + 2 digits) for GDM-397/360/398/357; ±(0.8%rdg + 5 digits) for GDM-350B |
CAPACITANCE | |
Range | 22nF, 220nF, 2.2µF, 22µF, 220µF, 2.2mF, 22mF, 220mF(GDM-461) 20nF, 200nF, 2μF, 20μF(GDM-452); 2nF, 20nF, 200nF, 2μF, 200μF(GDM-357) 40nF, 400nF, 4µF, 40µF, 400µF, 4000µF (GDM-397/360/398) |
Best Accuracy | ±(3.0%rdg + 5 digits) for GDM-461; ±(4.0%rdg + 20 digits) for GDM-452 ±(3.0%rdg + 5 digits) for GDM-397/360/398; ±(4.0%+3) for GDM-357 |
FREQUENCY | |
Range | 10Hz ~ 220MHz(GDM-461); 1Hz ~ 20kHz(GDM-452) 10Hz ~ 10MHz(GDM-397/360/398); |
Best Accuracy | ±(0.01%rdg + 5 digits) for GDM-461; ±(1.5%rdg + 5 digits) for GDM-452 ±(0.1%rdg + 4 digits) for GDM-397/360/398 |
DIODE TEST | |
Open Circuit Voltage | GDM-461/452/397/360/398/357/350B : 2.8V (Approx.) GDM-350B : 2.3V (Approx.) |
CONTINUITY BEEPER | |
Buzzer sounds if conductance less than 10Ω for GDM-461/397/357/360/398/350B Buzzer sounds if conductance less than 30Ω for GDM-452 | |
TEMPERATURE | |
Range | -40ºC ~ 1000ºC |
Best Accuracy | ±(1.2%rdg + 4 digits) for GDM-397; ±(1.0%rdg + 7 digits) for GDM-357 ±(1.0%rdg + 3 digits) for GDM-350B |
SPECIAL FUNCTION | |
Auto Ranging (GDM-461/397/360); True RMS (GDM-461/360); RS-232C (GDM-461/397/360) hFE Test (GDM-398/350B); Display Backlight (GDM-397/360/398); EF Function (GDM-398) Analog Bar (GDM-461/397/360/398); Auto Power Off (GDM-452/397/357/360/398) | |
LCD DISPLAY | |
22000 counts (GDM-461), 4 1/2 digits (GDM-452), 6000 counts (GDM-360) 3 3/4 digits (GDM-397/398), 3 1/2 digits (GDM-357/350B) | |
POWER SOURCE | |
Single 9V Battery (6F22) | |
DIMENSIONS & WEIGHT | |
87(W) x 180(H) x 47(D) mm, Approx. 370g (GDM-461/397/360/398) 91(W) x 186(H) x 39(D) mm, Approx. 300g (GDM-452/357) 72(W) x 137(H) x 35(D) mm, Approx. 200g (GDM-350B) | |
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