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Velleman PMLCD User Manual

Velleman Equipment

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PMLCD - PMLCD/L - PMLED - PMLED/5

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VELLEMAN

PMLCD - PMLCD/L - PMLED - PMLED/5 – 3-1/2D DIGITAL PANEL METER

1. Introduction


To all residents of the European Union
Important environmental information about this product

This symbol on the device or the package indicates that disposal of the device after its lifecycle could harm
the environment.
Do not dispose of the unit (or batteries) as unsorted municipal waste; it should be taken to a specialised

company for recycling.
This device should be returned to your distributor or to a local recycling service.
Respect the local environmental rules.
If in doubt, contact your local waste disposal authorities.

Thank you for buying our product! Please read the manual thoroughly before bringing this device into service.
If the device was damaged in transit, don't install or use it and contact your dealer.

2. Features

200mV full scale input sensitivity

Decimal point selectable

14mm (0.56") figure height

Automatic polarity indication

Guaranteed zero reading for 0V input

High input impedance (> 100Mohm)

3. Applications

Voltmeter, thermometer, PH meter, dB meter, Watt meter, current meter, capacitance meter, Lux meter, LCR meter,
other industrial & domestic uses

4. Specifications

Maximum input

199.9mVDC

Maximum display

1999 counts (3-1/2 digits) with automatic polarity indication

Indication method

PMLED(/5): LED display; PMLCD(/L): LCD display

Measurement method

Dual-Slope integration A/D converter system

Over range indication

"1" shown in the display

Reading rate time

2 - 3 readings per sec

Input impedance

>10MΩ

Accuracy

+/- 0.5% (23° +/- 5°C, <80% RH)

Power dissipation

50 - 60mA DC

Decimal point

Selectable with wire jumper

Supply voltage

PMLED/5: +5VDC; others: +9VDC

Size

68 x 44mm

5. Operation

- If needed, add proper voltage dividers (not included) and decimal point wire jumper:

(RA and RB are 1/2 W 0.5% metal film resistors)