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Home - Electronic Parts & General Supplies- Velleman Kits- Measuring & Instrument Kits- LIQUID LEVEL CONTROLLER (K2639)

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LIQUID LEVEL CONTROLLER (K2639)

Part Number: K2639
Price: $25.98

2 IN STOCK
Quantity:

Kit - Assembly Required

Did you forget to turn off the tap? Is the washing machine leaking? Will the aquarium level go too low? Has the rain water butt overflowed? Do you have water in the cellar? Just a minor mishap, or a disaster! You can avoid all this by installing the liquid level controller in the right way and in the right place. -Level indicator: three led's are used to indicate 'LOW LEVEL', 'MEDIUM LEVEL' and 'HIGH LEVEL'. -Level controller: the relay switches automatically a pump and/or valve on and off to keep the level between 'LOW' and 'HIGH'. -Alarm : an 'alarm' signal is available to indicate 'wet' or 'dry'. Some applications may demand a siren, or perhaps a bell or a lamp may be more suitable. It is possible to replace the liquid sensors with other sensors, e.g. temperature or light dependent resistors (NTC/LDR) and thus use the device as a temperature/light controller. Computer interfacing is also possible utilising input card or interface card K8000

Specifications

Parts List
Label Artnr Qty Description
C1...C8 SI100N0 8 SIBATIT 100nF-63V
C10 1000J0D 1 ELCO PCB 1000µF-25V
C11 7MK22 1 MKH 0.022µF-400V
C9 10J0E 1 ELCO PCB 10µF-35V
D1...D5 1N4148 5 1N4148 (1N914)
D6 1N4007 1 1N4007 DIODE 1A-1000V
IC1 LM324D 1 SAM LM324N QUAD OPAMP LOW POWER DIL 14
J DBL 2 JUMPER
LD1, LD3 LED5RL 2 LED 5MM RED 2.0MCD TD UNIVERSAL
LD2 LED5GL 1 LED 5MM GREEN 6.0MCD TD UNIVERSAL
LD4 LED5YL 1 LED 5MM YELLOW 3.9MCD TD UNIVERSAL
R1, R22 RA1M0 2 RESISTOR 1/4W 1M
R12...R15 RA680E0 4 RESISTOR 1/4W 680E
R16,R17 RA68K0 2 RESISTOR 1/4W 68K
R18...R20 RA4K7 3 RESISTOR 1/4W 4K7
R2...R11 RA47K0 10 RESISTOR 1/4W 47K
R21 RA12K0 1 RESISTOR 1/4W 12K
RY1 SRU-12 1 SRU-S-112D RELAY 1XINV 12VDC 3A
T1 BC547B 1 BC547B SI-NPN UN 50V-0.2A
VR1 UA7812 1 UA7812 1A-12V TO-220
14P 14P 1 14P DIL IC SOCKET 300MIL
H2639 H2639 1 MANUAL
P2639 P2639 1 PCB
PRINTPZ PRINTPZ 2 10 PCBTABS


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