True-rms Multimeter
Required Equipment
13
Replacing the Fuses
To replace the fuse(s), perform the following procedure.
1.
To open the Meter, refer to “Opening the Meter Case”. See Figure 1.
2.
Grasp the fuse in the center with needle nose pliers. Pull straight up on the fuse to
remove it from the fuse clips.
3.
Install ONLY specified replacement fuses with the amperage, voltage, and speed
ratings shown in Table 9.
4.
To close the Meter, refer to “Reassembling the Meter Case”.
Required Equipment
Required equipment for the performance tests are listed in Table 3. If the recommended
models are not available, equipment with equivalent specifications may be used.
XW
Warning
•
To avoid shock or injury, do not perform the verification
tests or calibration adjustment procedures described in this
manual unless you are qualified to do so.
•
Repairs or servicing should be performed only by qualified
personnel.
Table 3. Required Equipment
Equipment Required
Characteristics Recommended
Model
Calibrator
AC Voltage Range: 0 - 1000 V ac
Accuracy:
±
0.12 %
Frequency Range: 60 - 20000 Hz
Accuracy:
±
3 %
DC Voltage Range: 0 - 1000 V dc
Accuracy:
±
0.012 %
Current Range: 350
µ
A - 2 A
Accuracy: AC (60 Hz to 1 kHz):
±
0.25 %
DC:
±
0.05 %
Frequency Source: 19.999 kHz - 199.99 kHz
Accuracy:
±
0.0025 %
Amplitude: 150 mV to 6V rms
Accuracy:
±
5 %
Fluke 5520A Multi-Product
Calibrator or equivalent
Range:
1
Ω
- 100 M
Ω
Accuracy: 0.065 %
Fluke 80 AK
TC Adapter Accessory
K-type
Fluke 80 AK
K-type Thermocouple
K-type, mini-plug on both ends
