Digital Multimeter
Required Equipment
Good F2 fuse: 00.0 Ω to 00.5 Ω
Replace fuse: OL
Touch top half
of input contacts
Good F1 fuse: 0.995 kΩ to 1.005 kΩ
Replace fuse: OL
87 V TRUE RMS MULTIMETER
| ˚C/˚F |
|
MIN MAX | RANGE | AutoHOLD |
Peak MIN MAX |
|
|
| REL | Hz % |
4½ DIGITS |
|
|
1 Second |
|
|
mV |
|
|
|
| mA |
V |
| A |
V |
| A |
OFF |
|
|
AmA A COM 
V
400mA
10A MAX FUSED FUSED
87 V TRUE RMS MULTIMETER
| ˚C/˚F |
|
MIN MAX | RANGE | AutoHOLD |
Peak MIN MAX |
|
|
| REL | Hz % |
4½ DIGITS |
|
|
1 Second |
|
|
mV |
|
|
|
| mA |
V |
| A |
V |
| A |
OFF |
|
|
AmA A COM 
V
400mA
10A MAX FUSED FUSED
aom5f.eps
Figure 3. Testing the Current Input Fuses
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 17.
4.To close the Meter, refer to “Reassembling the Meter Case”.
Required Equipment
Required equipment for the performance tests is listed in Table 13. 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.
13
