1. TFT / LCD display with an indication of max. 60.000
2. RANGE-Key: To switch measurement ranges manually
3. HIRES/ Backlight-Key: To select display resolution and switch
backlight
4. MODE-Key: To switch the measurement functions. Hold key to
activate Bluetooth interface (P3442 only)
5. Rotation Switch: To select the desired measurement
6. 10A Socket: AC/DC current measurements up to 10A
7. µA/mA Socket: AC/DC current measurements up to 800mA
8. COM Socket: To connect the corresponding measuring line at
the reference point.
9. V/Ω/CAP/Hz%/Temp- Socket: Input connector for red test lead
for all measurement functions except current measurements.
10. MAX/MIN – PMAX/MIN-Key: To turn on the maximum, minimum,
peak and AVG measurement function
11. Hz% / ∆REL –Key: Switches duty cycle, frequency measurement
and relative value function.
12. AUTO / HOLD- Key: Activate Data-Hold or Auto-Hold function.
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