Velleman PMLCD User Manual
Velleman Equipment
PMLCD - PMLCD/L - PMLED - PMLED/5
- 1 -
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)