Operation manual ISOTEST 4 S / 4 S
p l u s
Page 5
Test Voltage Regulation
Load-dependent, processor-
controlled electronic adjustment
(continuous)
Load Matching
Freely selectable filter adjustment
for optimum matching to individual
test conditions
Adjustable Load Matching
Rotary Switches
Evaluation Of Voids
Integral Evaluation Process
Void Indication
Acoustic by piezo buzzer, visual by
LED
Safety Button (single-stage)
Switch-on of test voltage
Safety Button (double-stage)
(optional)*
Switch-on of test voltage
Selectable emergency shut-down
funkction
Maintenance
LED Indicators
Maintenance and repair of the test equipment may only be
performed by qualified personnel authorized by ELMED.
Special care should be taken when opening the unit because
metal parts may become accessible that carry voltages
considerably higher than the unit's supply voltage.
* Holiday detectors – optionally equipped with the double-stage
safety button - are marked with an instruction plate above the
safety button on the handle
Safety Button (single-stage)
Safety Button (double-stage)
