Fluke 79 III User Manual

Series III Multimeter
Basic Maintenance
7
Basic Maintenance
WWarning
To avoid electrical shock or personal injury, remove the test leads and any
input signals before opening the case, and close and secure the case before
operating the Meter.
To prevent damage or injury, install only specified replacement fuses with the
speed, amp interrupt rating, and voltage ratings that are shown in Table 12.
Opening the Meter Case
Refer to Figure 1, and use the following procedure to open the case:
1. Remove the test leads from any input signal.
2. Set the rotary switch to
OFF and remove the test leads from the terminals.
3. Remove the four Phillips screws from the bottom case.
4. Turn the meter face up, grasp the top case, and pull it up. The top case “hinges” open from the bottom.
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Figure 1. Opening the Case

Fluke 79 III Specifications

General

Category	Multimeter
Display Type	Digital
True RMS	No
Voltage DC	1000V
Voltage AC	750V
Current DC	10A
Current AC	10A
Resistance	40MΩ
Continuity	Yes
Diode Test	Yes
Battery Type	9V
Resistance Range	400Ω to 40MΩ
Display	4000 count LCD
DC Voltage Range	400 mV, 4 V, 40 V, 400 V, 1000 V
AC Voltage Range	400 mV, 4 V, 40 V, 400 V, 750 V
DC Current Range	10μA to 10A
AC Current Range	10μA to 10A