The Amprobe DM78C digital multimeter is a compact, pocket-sized tester with 5 functions and 16 measurement
ranges. Suitable for a wide range of measurements in a variety of applications, this Amprobe multimeter has
a CAT II 600 V and CAT III 300 V safety rating. In addition, the Amprobe DM78C is UL listed.
The DM78C multimeter measures AC and DC voltage to 600 V and resistance to 34 MΩ. The Amprobe DM78C has a
diode test and continuity check with beeper alert.
Additional features of this Amprobe multimeter include autoranging and manual range with lock, overrange
indication, data hold, and a low battery warning. Measurement results are displayed on the DM78C's 3-3/4
digit LCD display with analog bargraph.
The Amprobe DM78C multimeter ships complete with:
- Pocket carrying case
- Test leads
- Battery
- Manual
Amprobe DM78C Multimeter Electrical Specifications
| Function |
Range |
Accuracy |
|
DC Voltage
|
| 340 mV, 3.4 V, 34 V, 340 V, 600 V |
3.4 V range
All othe ranges |
±(1.0% rdg + 2 dgts)
±(2.0% rdg + 2 dgts) |
| Resolution |
100 µV in 340 mV range |
| Input Impedance |
340 mV range:> 100 MΩ
3.4V range: 10 MΩ
All other ranges: 9.1 MΩ |
|
AC Voltage (50 -60 Hz)
|
| |
3.4, 34, 340 V, 600 V |
±(4.0% rdg + 5 dgt) |
| Resolution |
1 mV in 3.4 V range |
| Input Impedance |
3.4 V range: 10 MΩ
All other ranges: 9.1 MΩ |
|
Resistance
|
| Ranges |
340 Ω, 3.4, 34, 340 kΩ, 3.4 34 MΩ |
| Resolution |
100 mΩ in 340 Ω range
340 Ω, 3.4, 34, 340 kΩ ranges:
3.4 MΩ range:
34 MΩ range:
|
±2.0% rdg + 4 dgts
±3.0% rdg + 4 dgts
±5.0% rdg + 5 dgts
|
| Test voltage |
-0.45 V DC typical (-1.2 V DC on 340 Ω rng) |
|
Diode Test
|
| Range |
3.4 V |
±3.0% rdg + 3 dgt |
| Test current |
0.6 mA (Vf=0.6 V) |
|
Continuity Check
|
| Range |
340 Ω |
| Indication |
at approx. R less than 35 |
| Test current |
0.7 mA |
