COUNTER MODULE
VM107

CONNECTION

IMPORTANT !
Make sure the input voltage matches. Mind the polarity!

1. Front panel
2. Top cover
3. Buttons
4. PCB
5. Housing
6. Equal output indication
7. Push button for preset value
8. ‘UP’ button
9. ‘DOWN’ button
10. ‘Reset’ button
11. Counter display

Thank you for buying this module! Please read the manual thoroughly before bringing this device into service.
If the device was damaged in transit, do not install or use it and contact your dealer.

SPECIFICATIONS & FEATURES

Features
Comes in handy for people counting, part counting, score keeping, …
Counts up or down.
Count input through on-board pushbuttons or by external pulses.
Display modes : normal or time (hh:mm and mm:ss).
An internal oscillator allows time measurement.
Programmable pre-set value with equal output.
Self diagnostic at power up.
*Modifications and typographical errors reserved.
Specifications 

• Counter input voltage: ……….. 3 – 12Vdc (normal dry contact possible)
• EQUAL output: …………………………………………… 5Vdc / max. 50mA
• Max. counting speed: ……. 200/sec. (2/sec. with long debounce delay)
• Max. count: …………………………….. 4 digits (9999 / 23h59m / 59m59s)
• Power supply: …………………………….. 9 – 12Vdc or 2 x 9Vac / 300mA
• Power consumption: ………………………………………….. 150mA max.
• Dimensions: …………………………. 165 x 90 x 35mm (6,5″ x 3.5″ x 1,4″)

WARRANTY
This product is guaranteed against defects in components and construction from the moment it is purchased and for a period of TWO YEAR starting from the date of sale. This guarantee is only valid if the unit is submitted together with the original purchase invoice. VELLEMAN components Ltd limits its responsibility to the reparation of defects or, as VELLEMAN components Ltd deems necessary, to the replacement or reparation of defective components. Costs and risks connected to the transport, removal or placement of the product, or any other costs directly or indirectly connected to the repair, will not be reimbursed by VELLEMAN components Ltd. VELLEMAN components Ltd will not be held responsible for any damages caused by the malfunctioning of a unit.

Operation

When all connections are made, the four LED displays will light up and the module type will appear “107” after which following messages appear :

If an irregularity is found during the self-test, an error code will appear, when GOOD appears then the unit is ready for use.

The errors 5 & 6 can appears when during the self-test counter pulses are received, this can be reset by pressing SW4 briefly.
Counting pulses can be applied to the unit in two different ways :

1. + 3V to 12V pulses with respect to ground.
2. Use the + 5V connection for push buttons or relay contacts when there is no power supply from an external source.

Press “Reset” button briefly to reset the readout. “0000”.

• Press the “UP” button to increase the actual value with one.
• Press the “DOWN” button to decreases the actual value with one.

Setting the Pre-set value:
It is possible to set a number which will continuously be compared with the content of the counter. If both are equal, then the output (Equal OUT) is activated.

• Press Set/Run (set briefly appears).
• Press Up or Down to set the value.
• Press Set/Run to store the value (Run appears).

Counter settings :
The counter can be used for decade or modulo 60 (clock) counting, an internal oscillator can be provided for use in modulo 60-mode.
When changing the position of one of the switches, the current counter value and the pre-set value will be erased.

Important environmental information 

SAFETY INSTRUCTIONS

• All repairs should be executed by qualified technicians.
• Avoid the installation of the module in locations with standing or running water or excessive humidity. Indoor use only !
• Handle the module gently and carefully. Dropping it can damage the circuit board.
• Never exceed the protection limit values indicated in the specifications.
• As safety requirement vary, please check with your local authorities.
• Facilitate the operation of the device by familiarising yourself with its adjustments and indications.
• Velleman modules are not suitable for use or as part of life support systems, or systems that might create hazardous situations of kind.

To all residents of the European Union
Important environmental information about this product
This symbol on this unit or the package, indicates that disposal of this unit after its lifecycle could harm the environment.
Do not dispose the unit as unsorted municipal waste; it should be disposed by a specialized company for recycling. This unit should be returned to your distributor or to a local recycling service. Respect the local environmental rules.
If any doubt contact your local authorities about waste disposal rules.

COUNTER MODULE

Modifications and typographical errors reserved – © Velleman nv – HVM107G – 2004 – ED1 (rev.2)

Belgium [Head office] +32(0)9 384 36 11
France +33(0)3 20 15 86 15
Netherlands +31(0)76 514 7563
USA +1(817)284-7785
Spain +32(0)9 384 36 11
VELLEMAN NV
Legen Heirweg 33
9890 Gavere
Belgium Europe
www.velleman.be
www.velleman-kit.com

Documents / Resources

velleman MODULES VM107 Display Up Down Counter Plus Subtraction Hours Min Sec Clock [pdf] Instruction Manual VM107, VM107G 2.pub, VVMM101708, VM107 Display Up Down Counter Plus Subtraction Hours Min Sec Clock, Display Up Down Counter Plus Subtraction Hours Min Sec Clock, Down Counter Plus Subtraction Hours Min Sec Clock, Counter Plus Subtraction Hours Min Sec Clock, Subtraction Hours Min Sec Clock, Hours Min Sec Clock, Clock

References

• User Manual