Impedance Meter
These instructions are intended for users with basic knowledge in
100 V audio technology . Please read the instructions carefully prior
to operation and keep them for later reference .
1 Operating Elements and Connections
1 2
10
3
4
5
RANGE
HOLD
ZM-100
Z
x
7
1 Power switch
2 Indication of the present measuring range
6
3 Indication of operating mode
Auto: automatic selection of the
Man.: manual selection of the meas-
4 HOLD indication; when freezing a
reading or when measuring the aver-
age value
5 Indication of the impedance value
measured
6 Indication of the corresponding power
consumption at a 100 V system
7 4 mm jacks for connecting the test leads
8 Button HOLD with two functions:
– automatic range selection: for freez-
ing a measured value
– manual range selection: for starting a
measurement of the average imped-
ance value in a noisy environment
9 Button RANGE for manual range
8
9
selection or for activating the auto-
matic range selection
measuring range
uring range