NRD USA
/ 2937 Alt Boulevard / PO Box 310 / Grand Island, NY 14072-0310
PHONE
716 773 7634 /
FAX
716 773 7744 /
sales@nrdllc.com /
WEB
www.nrdllc.com
NRD Asia Pte. Ltd
/ 114 Lavender Street #08‐90 CT Hub 2 Singapore 338729
PHONE
+65 6679 1707 /
sales@NRDasia.com /
WEB
www.nrdllc.com
- 4 -
521AE_Manual_01/19
2-8. Ion Balance Mode
Install the Ion Balance Plate.
For accurate measurement, make sure the
fieldmeter is connected to ground.
Turn on the fieldmeter and press the Ion
Balance button.
Position fieldmeter in front of ionizer to be
checked.
The ion balance plate can be stored on the bottom
end of the fieldmeter when not in use.
3. Technical Specifications:
Measuring Range:
Static voltage measuring range
0.0 ~ ±1.49 kV (low range)
±1.0 ~ ±20.0 kV (high range)
Ion balance voltage measuring range
0.0 ~ ±200 V
Measuring distance
25 mm ±0.5 (1 in. ±0.02) (between the charged object and Fieldmeter)
Accuracy
±10%
Ambient conditions
10°C ~ 40°C (50°F ~ 104°F), 80% R.H. or lower
Display
Large LCD display (Digital or bar graph)
Power
9 V battery: 1 piece (Life: approx. 30 hours)
(battery not included)
Weight with battery
Approx. 140g (4.9 oz.) without ion balance plate
(Ion balance plate: approx. 30g (1.1 oz.))
Case material
Conductive resin (ABS)
Accessories
Charge plate for ion balance measurement: 1 piece
Ground cord: 1 piece (with alligator clip)
Soft case: 1 piece
Application
For checking the performance of ionizers, locating and measuring electrostatic
charge.
4. Dimensions
4-1. Charge Plate
Press buttons
to release it
Ion balance
plate
Snap into
place
Plate insertion
slots
“IB” is displayed during ion
balance measuring mode
