Operation - Testboy 20 PLUS Manual

Operation

Thank you for choosing the Testboy
Plus represents the latest advancement in the popular Testboy
2 series. It features six professional functions for working with
electrical cables and wires:
| Low-ohm, optical continuity testing
| High-ohm, acoustic continuity testing
| High-power LED flashlight
| Non-contact voltage testing
| Single-pole phase searching
| Protection from external voltages of up to 300 V
Optical continuity testing
Insert the test leads (as shown
in Figure 1a).
The large LED display will illu-
minate between 0 to 20 Ω. The
intensity of the light decreases
proportionally after 10 Ω.
If an unexpected voltage is ap-
plied to the object being meas-
ured, the
If a phase is active on one of
the wires being tested, the red
V~ LED will illuminate!
®
Testboy 20 Plus
light will illuminate.
®
20 Plus. The Testboy
Figure 1a
Operation
®
20
®
21