5.1 Replacing the Batteries and Fuses
A fuse is mounted to the μA.mA and A terminals in
order to protect the circuit. If the current cannot be
measured, the fuse may have blown due to
overcurrent. Replace the fuse or battery in
accordance with the procedure specified below.
1. Disconnect the test lead
from the measurement ci
cuit, and make sure th
function selector is in th
OFF position.
2. Position the measuremen
product with the rear cas
(bottom face) pointin
upward, and use the Phillip
screwdriver to remove th
three lock bolts.
3.
Lift and remove the rear case
4. Replace the two manganes
batteries (R03) mounted t
the rear case, or the fus
mounted to the front case.
5. Mount the rear case an
tighten the three lock bolts.
Lower case
Upper case
μA.mA terminal
10A terminal
Necessary tool: Phillips screwdriv
Fuse type
10A terminal:
TDC600-10A (made by Cooper
Bussmann*), Fast-Acting, Rating
10A/600VAC, Breaking capacity 10
kA/250 VAC, 200 A/600 VAC
μAmA terminal:
70125 (made by SIBA Inc.), Fast-Act-
ing, Rating 0.5 A/700 VAC, Breaking
capacity 50 kA
*Cooper Industries Inc., Bussmann
Division, USA
Different fuses are mounted to the μA, mA and A
terminals. When replacing a fuse, make sure you
are accessing the correct terminal.
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