The time which has been elapsed after the starting RUNNING sequence.
Be aware that the test voltage for high resistance
measurements dangerous and can cause
electric shock!
MEATEST. Use test leads delivered with UUT whenever possible.o.r.Preset resistances R0, R1, R2, which are connected the output terminals time points t0, t1, t2,
t3. Use only test leads with guaranteed isolation according test voltage
range UUT. Reading currently applied test voltage displayed. Calibrator
counts time interval
R
R
RUNNING mode
Input terminals
switched on. Calibrator
counts first time
r (n)
RUNNIN
Input termina
switched on._________________________________________M191 Insulation Tester Calibrator
Notes:
Testleadsdeliveredwiththe calibratorareapprovedforapplication to5kVDC.
resistance is
Calibrator co
interval t2.
Calibrator in
RUNNING mode
until output terminlas
are disconnected
R
y
STANDBY
mode
R1 resistance is
selected. s.
Time sequence
Following drawing shows meaning and way influence the parameters and :
RUNNING mode
Input terminals
switched on. Input
terminals are
switched on.13 TimesequenceinPSPmode
Operating procedure
A.
unts time
f
RUNNING mode
Input terminals
switched on.
to
RUNNING mode
Test voltage from
UUT identified. R3
resistance is
connected.
Calibrator starts to
count time
t2
t (s)
t3
Fig. R0
resistance is
connected.
- Test voltage.
- Accuracy actually connected resistance %. Usetestleadsdeliveredwith
UUTsforhighertest voltages.
User Manual v16 23
.
G mode
ls
R1
connected. R2
resistance is
connected.
- Total time. Connect UUT the output terminals
