- Vmax parameter maximum test voltage which
interval the Timer calibration.000k U
STAND BY
Local
Gnd
Test- voltag 0. 2:-;
Fig.002 Mode:
TIMER
ACCURACY
0 'T/
Fig. s.
B. Use test leads delivered with UUT whenever possible. When valid test voltage identified the output terminals, the calibrator goes over RUNNING statue.
Operating procedure
A.8 Timer mode OFF
G.
- Accuracy the measured time interval s.
In this mode calibrator counts time for which the valid test voltage attached the output terminals.
- Test voltage. Timer mode STANDBY
- Measured time seconds with 100 resolution.___________________________ M191 Insulation Tester Calibrator
0.0 s
Umax:0 .
M191 goes over STANDBY.r. Green LED starts light.0 £
Umax:0 .
C. Select resistance range UUT necessary.Display shows information follows (Standby mode):
MEATEST.
E. Compare M191 time interval reading the UUT preset time. Switch output terminals the M191 ONby pushing the button OUTPUT ON. Use onlytest leads with guaranteedisolationaccording totest voltage
range UUT. When the test voltage disconnected UUT, calibrator stops operation, goes over statue OFF,
disconnect output terminals and hold value measured time interval and maximum test voltage which has
been detected during the period. Select function
TIMER UUT and set-up requested time interval. This statue signalized with the label right upper corner the display.229kU
OFF
Local
Grid
Test, 11a'EJe: Mode :
TIMER
ACCURACY
0.
Notes:
Donotdisconnectconnectionbetween UUTandM191 calibratorotherwise themeasuredvaluesarenot valid.
has been caught the calibrator during time
calibrator output terminals during calibration
User Manual v16 17
. Connect UUT the output terminals.
In STANDBY mode the calibrator waiting for test voltage.
D.o. Select requested test voltage level UUT. Select TIMER mode pushing repeatedly FUNCTION FUNCTION DOWN button until TIMERlabel
appears the display. Minimum guaranteed valid test voltage which
can caught the calibrator 100 VDC. Current test voltage presented the
process.
F.
Calibrator displays current time interval and current test voltage.
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