Measuring Instruments

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Velleman
5410329026257
1-5 Days
K2625
Weight: kg

Digital Tachometer Kit K2625

Digital Rev counter for cars or motorcycles with a petrol engine. May be used as a general purpose revolution counter.
Dimensions: 80 x 45mm & 80 x 60mm (PCB)
70 x 90mm (Front Panel)
Power Supply: 10-15Vdc / 200mA
Whadda
5410329730345
1-5 Days
K2644
Weight: kg

Frost Indicator Kit K2644

  Constructional Kit: Easy
Drive more safely in freezing weather. This kit uses a flashing LED to indicate a road temperature close to freezing point ; below that point the LED is on continuously. A reliable temperature sensor with mounting stud is included.
Dimensions: 56 x 42mm (PCB)
Power Supply: 10-15Vdc / 25mA
Whadda
5410329733179
1-5 Days
WSAH4304
Weight: kg

Whadda Mono VU Meter 10 LEDs Kit WSAH4304

Replacement for Velleman K4304

VU meter with a scale consisting of 10 LED's and an adjustable input. Dot or bar indicator. Supplied with 1 front panel suitable for horizontal or vertical mounting.
Dimensions: 37 x 68mm
Power Supply: 10-15Vdc / 250mA
Whadda
5410329733186
1-5 Days
WSAH4305
Weight: kg

Whadda Stereo VU Meter 2 x 10 LEDs Kit WSAH4305

Replacement for Velleman K4305

Stereo VU meter with 2 x 10 LED's (dot or bar indicator) and an adjustable input. Package contents include 1 front panel suitable for horizontal or vertical mounting.
Dimensions: 37 x 68mm
Power Supply: 10-15Vdc / 250mA
Velleman
5410329071011
1-5 Days
K7101
Weight: kg

Mains Voltage Detector Kit K7101

  Constructional Kit: Easy
With this device wires can be very easily checked for mains voltage. It can be used to search for wires installed in or behind walls or to trace interruptions in wiring. A flashing LED indicates whether or not voltage is present. The flashing speed indicates how close by the wire is. If an audible signal is also desired, space has been provided on the PCB for a buzzer to be connected.
Dimensions: 56 x 64mm (PCB)
Power Supply: 9V Battery (not inc)
Whadda
5410329733711
1-5 Days
WST8035
Weight: kg

Whadda Multifunctional Up/Down Counter Kit WST8035

Replaces Velleman K8035

Very practical for counting people or parts, scorekeeping, ... Counts up or down, count input through on-board push buttons or by external pulses. Display modes: normal or time (hh:mm and mm:ss) An internal oscillator allows time measurement, a memory function constantly compares the current value with a preset value and activates an output for as long as both are equal. Self diagnostic at power up. Comes with easy board-to-wire connector (20cm wire).

Dimensions: 125 x 75mm (PCB)
Power Supply: 9-12Vdc or 2 x 9Vac / 150Ma
Velleman
5410329325930
1-5 Days
K8067
Weight: kg

Universal Temperature Sensor Kit K8067

  Constructional Kit: Average
Applications include measurement of indoor and outdoor temperatures, control heating and/or cooling of rooms, equipment, etc... Monitor temperatures in processes, put a temperature readout on your website, check your pools temperature etc
Dimensions: 55 x 35 x 15mm
Power Supply: 12Vdc (for 0-5V out), 15Vdc (for 0-10V out) / 15mA