3651 WALNUT AVENUE, CHINO CA 91710 • PHONE (909) 627-8178 •
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TB-3089 April 2021
© 2021 DESCO INDUSTRIES INC
Employee Owned
Troubleshooting
If the device does not operate correctly, it may be the result of one of the following.
The display panel is not active when the power is turned on.
Cause 1
The battery has not been installed, or the positive and negative
terminals have been connected the wrong way around.
Remedy 1
Correctly install the battery.
Cause 2
The battery has been completely drained.
Remedy 2
Replace the battery with a new one.
The plate voltage discharges rapidly.
Cause
The insulating spacers are dirty, moist, or have oil on them.
Remedy
Clean and dry the insulating spacers.
The display does not change when approaching the measurement location.
Cause
The sensor is faulty.
Remedy
If an error message is displayed or you cannot hear an oscillating sound
from the sensor, the sensor must be replaced. Contact Customer
Service and ask for an RMA to be issued.
Specifications
Signal detection method
Oscillating chopper method
Display refresh frequency
0.2 seconds
Measurable potential range
0 to ±1999 V (resolution: 1 V)
Measurement time range
0.0 to 99.9 s
Continuous operating limit
Approximately 6 hours (with alkaline battery, I.B mode)
Sensor head rotation angle
180° (stops every 45°)
Display
LCD display
Mode switching
Switch modes by pressing SELECT button
Battery check
Remaining charge displayed in display panel
Battery
Two AA batteries, Power adapter (sold separately)
Operating temperature/ humidity
range
10 to 40° C, 60% RH or less, non-condensing
Measurement accuracy
±10% rdg ±2 digit
Dimensions
2.8 in. x 1.2 in. x 6.
9̎̎
in.
(70 mm x 30 mm x 174 mm)
Plate dimensions
2.8 in. x 1.3 in.
(70 mm x 32 mm)
Static electricity capacity
20 pF ± 2 pF
Weight (including battery)
8 oz (240 g)
Country of Origin
Japan
