Hioki ST5540, Instruction Manual, Page: 97 / 326

6.3 Measurement examples
91
6
Chapt
er 6 Measureme
nt
s
Measuring the internally powered equipment 1
1.
Press in the measurement screen and
select under measured terminal.
2.
Connect test leads to terminals T1 and T2.
3.
Place the tip of test lead connected to the T1 ter-
minal on the enclosure of the equipment under
test.
4.
Position the tip of the test lead connected to ter-
minal T2 on the applied part of the equipment
under test.
5.
During manual measurement, patient leakage
current (patient connection - earth) measurement
starts upon return to the measurement screen.
Measurement conditions can be changed during
measurement.
See "6.1 Making manual measurements" (p. 79)
During automatic measurements,
becomes available upon return to the measure-
ment screen. Press to start patient leakage
current (patient connection - earth) measure-
ment.
Only is available during automatic mea-
surements.
1
1
2
3
Terminal T1 and enclosure
Terminal T2 and applied part
4
When the instrument is set to internally powered equipment, even if the breaker
is turned On, the power supply to the equipment under test will be interrupted
(grounding connection will also be interrupted).