MZC-304
– USER MANUAL
30
7
Storage
When storing the instrument, observe the following recommendations:
disconnect all leads from the meter,
thoroughly clean the meter and all accessories,
wind long test leads onto the spools,
if you are not going to use the instrument for a longer time, remove the batteries,
during a prolonged storage recharge the batteries from time to time to prevent total discharging.
8
Dismantling and disposal
Used electric and electronic equipment should be collected selectively, i.e. not placed with other
types of waste.
Used electronic equipment shall be sent to the collection point according to the Used Electric and
Electronic Equipment Act.
Before sending the instrument to the collection point, do not dismantle any parts by yourself.
Observe local regulations on disposal of packagings and used batteries.
9
Technical specifications
9.1 Basic data
Abbreviation "m.v" used in the specification of measurement uncertainty means a standard
measured value.
Voltage measurement
Range
Resolution
Measurement uncertainty
0.0...299.9V
0,1V
(2% m.v. + 6 digits)
300...500V
1V
(2% m.v. + 2 digits)
Frequency range: 45...65Hz
Frequency measurement
Range
Resolution
Measurement uncertainty
45.0...65.0Hz
0,1Hz
(0.1% m.v. + 1 digit)
Voltage range: 50 .. 500V
Measurement of fault loop impedance Z
L-PE
, Z
L-N
, Z
L-L
Measurement of fault loop impedance Z
S
Test range according to IEC 61557:
Test lead
Measurement range Z
S
1,2m
0.13...1999
5m
0.17...1999
10m
0.21...1999
20m
0.29...1999
WS-01, -05, -07
0.19...1999
