Sensors & Transducers

Items 1 to 36 of 58 total

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VELLEMAN 1 Amp Lithium Battery Charging Board 2pk, VMA321

input voltage: 4.5 to 5.5 VDC (by on-board USB connector) charging current: 1 A adjustable charge accuracy: 1.5 % Full Charge Voltage: 4.2 V Charge indicator: green = fully charged, red = charging working temperature: 14 °F to +176°F (-10°C to +80°C) weight: 0.35 oz. (10 g) dimensions : 0.98" x 0.75" x 0.39" (25 x 19 x 10 mm)

OSEPP LM35 Temperature Sensor Module, TEMP-01

Calibrated directly in Celsius (Centigrade) Linear + 10 mV/C Scale Factor 0.5C Ensure accuracy (at +25C) Suitable for remote applications Low cost due to wafer-level trimming Operates from 4 to 30V

OSEPP Sound Sensor Module, SOUND-01

100% Arduino Compatible Wide supply voltage range: 3v-5V 4mA current drain Analog voltage measurement through SIG pin Frequency range: 10 ~ 55 Hz

OSEPP 101 Sensor Kit, SENS-01

Kit comes with:  OSEPP Sensor Shield 3-Pin Jumper Wires mini USB Cable 9 Volt Battery Adaptor Female to Female Jumper Cables 4-Digit Touch Sensor Module Fan Motor Module Flame Sensor Module LED Modules Light Sensor Module Temperature Sensor Module Passive Infrared Sensor Module Piezo Sensor Module Potentiometer Sensor Module Push Button Module Reed Switch Sensor Module Voltage Sensor Module Ultrasonic Sensor Module

SPARKFUN Pulse Sensor, SEN-11574

Kit Includes: Pulse Sensor Board 24-inch Color-Coded Cable with Standard Male Headers Ear Clip for Earlobe Heart Rate Measurement Velcro Finger Strap Transparent Stickers to Protect Sensor

SPARKFUN Temperature Sensor - TMP36, SEN-10988

Voltage Input: 2.7 V to 5.5 VDC 10 mV/C scale factor 2C accuracy over temperature 0.5C linearity Operating Range: -40C to +125C

SPARKFUN Piezo Element, SEN-10293

Piezo elements come in handy when you need to detect vibration or a knock You can use these for tap or knock sensors pretty easily by reading the voltage on the output They can also be used for a very small audio transducer such as a buzzer

SPARKFUN Flex Sensor 2.2", SEN-10264

The resistance of the flex sensor changes when the metal pads are on the outside of the bend (text on inside of bend) Connector is 0.1" spaced and bread board friendly

SPARKFUN Force Sensitive Resistor - Square, SEN-09376

Dimensions: Overall length: 3.5" Overall width: 1.75" Sensing area: 1.75x1.75"

SPARKFUN Force Sensitive Resistor 0.5", SEN-09375

Dimensions: Overall length: 2.375" Overall width: 0.75" Sensing diameter: 0.5"

VELLEMAN 1 Second to 60 Hour Pulse-Pause Timer Module, VM188

wide timing range easy time setting start with 'pulse' or 'pause' 'single shot' or 'loop'-selection applications: blinking of lights pulsed operation of buzzers automatic irrigation lawn sprinklers toilet flushing or ventilation battery charging time control cyclic operation of equipment power supply: 12-24VDC relay contact: 16A/230VAC max. dimensions: 80x45x22 mm / 3.15 x 1.78 x 0.86"

VELLEMAN 3-axis Digital Acceleration Sensor Module -MMA7455, VMA208

+-2g/+-4g/+-8g dynamically selectable full-scale Output Data Rates (ODR) from 1.56 Hz to 800 Hz 12-bit and 8-bit digital output I2C digital output interface (operates to 2.25 MHz with 4.7 kO pullup) two programmable interrupt pins for six interrupt source Three embedded channels of motion detection Orientation (Portrait/Landscape) detection with set hysteresis High Pass Filter Data available real-time supply voltage: 1.95 V - 3.6 V interface voltage: 1.6 V - 3.6 V current consumption: 6 µA - 165 µA

VELLEMAN 3 x 4 Matrix Keypad for Arduino, VMA300

dimensions: 2.76" x 3.03" x 0.04" (7 x 7.7 x 0.1 cm) connection : 3 col - 4 row, 7 pin connection cable length: 3.54" (9 cm) weight: 0.22 oz. (6.25 g) Library : keypad.h

OSEPP Voltage Sensor Module, VOLT-01

100% Arduino Compatible Operating voltage output : 3.3V 5V MAX Input voltage range 0.0245V ~ 25V MAX Analog input

VELLEMAN Electronic Parts Pack for Arduino, VMA503

What's Included: 1 Breadboard 1 Plastic plate 30 Breadboard jumper wire 8 Colored push buttons (red, green, blue and yellow) 40 Jumper pins 38 Colored LEDs (red, green, blue and yellow) 2 RGB LEDs 10 22pF capacitors 10 100pF capacitors 10 10nF capacitors 10 100nF capacitors 10 100µF capacitors 1 Trim potentiometer 2 LDR 2 Diodes 1 LM35 temperature sensor 1 Photodiode 1 SN74HC595N 8-bit shift registers 1 Resistor set 1 Servo motor 1 4-digit 7 segment display 1 1-digit 7 segment display 1 8 x 8 LED dot display

VELLEMAN DC-DC Voltage Boost Module 2 pack, VMA403

Input Voltage range: 2.5 to 5 VDC Output Voltage: 5 VDC Connection: solder pads dimensions: 34 x 16 x 8 mm

VELLEMAN DC-DC Voltage Step-up Module LM2577, VMA402

input voltage: 3.5 to 35 VDC Output Voltage: 5 to 55 VDC (adjustable) max. input current: 3 A Continous input current: 2 A Chip: LM2577 dimensions: 43 x 30 x 12 mm

VELLEMAN Temperature Sensor Module 2 pack, VMA320

NTC type: NTC-MF52 3950 temperature range: -55 °C to 125 °C accuracy: +/- 0.5°C pull-up resistor: provided, 10 KOhm connection: 3 pin, (+) 5V , (-) ground, (S) analogue output dimensions: 20 x 15 x 5 mm

VELLEMAN RGB LED Modules 2 pack, VMA318

Power Dissipation: R 60mW, G 95mW, B 95mW Peak Forward Current (0,1ms Pulse Width): 100 mA for each colour continous forward current: 25 mA for each LED max. reverse voltage: 5 V operating temperature: -40 °C to 80 °C dimensions: 28 x 15 x 5 mm Common: Cathode (-) Attention: Current has to be limited by using resistors.

VELLEMAN PIR Sensor Module, VMA314

Voltage: 5 VDC connection: 3 pin: GND, VCC and OUT adjustments: sensitivity and delay (by trimmer) delay time: 0.3 to 18 s output level: high = 3 V, Low = 0 V max. sensor distance: 7 m operating temperature: -15 to +70°C detection angle: 120 ° dimensions: 32 x 24 x 25 mm

SPARKFUN HC-SR04 Ultrasonic Distance Sensor, SEN-15569

Operating Voltage: 5V DC Operating Current: 15mA Measure Angle: 15° Ranging Distance: 2cm - 4m

VELLEMAN Arduino Compatible Vibration / Shock Switch Module - 2pk, VMA312

Voltage: 5 VDC connection: 3 pins, +(middle pin), ground and DO (data out) dimensions: 0.98" x 0.59" (25 x 15 mm) weight: 0.07 oz. (2 g)

VELLEMAN Temperature/Humidity Sensor Module, VMA311

Voltage: 5 VDC temperature range: 0 - 50 °C , error of +/- 2 °C Humidity: 20 - 90% RH +/- 5% RH error interface: Digital size: 39 x 23 x 10 mm.

SPARKFUN Line Sensor Breakout - QRE1113 (Analog), ROB-09453

5VDC operating voltage 25mA supply current Optimal sensing distance: 0.125" (3mm) Dimensions: 0.30 x 0.55 (7.62 x 13.97 mm)

VELLEMAN PIR Motion Sensor with Double Twin Optics, HAA54

double-twin-optics detection technology SMD-technology for greater EMI and RFI immunity detects the real intruders and ignores pets and rodents automatic temperature compensation fast or pulse-count response for difficult environments with tamper switch detection method: alternating polarity, 2 pyro-optic elements, passive infrared power-up delay: 2 minutes with flashing LED indication alarm activation delay: 2-3 seconds pulse count: instant response or 2 pulses within 12 seconds walk test LEDs: CH1, CH2 and alarm indicators alarm output: NC relay 28 VDC 0.1 A power supply: 12 VDC (9-16 VDC) / 15 mA typ. operating temperature: -10°C to +55°C with temperature compensation dimensions: 127 x 64 x 45 mm weight: 85 g

OSEPP Flame Sensor Module, FLAME-01

100% Arduino Compatible Operating voltage: 4.75V 5V MAX Working current: 20 mA Spectral bandwidth range:760 1100 nm. Detection range 0-1 m -25 ~ 85 degrees Celsius.

OSEPP Compass Sensor Module, COMP-01

Plug and play with OSEPP IC Expansion Shield 12-Bit ADC with 2 milligauss field resolution in +/- 8 gauss field to enable 1-2 degree compass heading accuracy Fast 160 Hz maximum output rate Low power consumption Supports IC interfacing with 7-bit address of 0x1E Provides pass-through connector to support daisy chaining of multiple sensors from the OSEPP Sensor Module family Provides 0.1 breakout points for power and IC interface pins access

SPARKFUN Hall Effect Sensor - US1881, COM-09312

3.5V to 24V DC operation voltage Low current consumption Temperature compensation Wide operating voltage range Open-Collector pre-driver 50mA maximum sinking output current Reverse polarity protection Lead Free Package: TO-92

SPARKFUN Electret Microphone Element, COM-08635

Small electret microphone.  Useful in acoustic and audio applications.

OSEPP MQ-3 Alcohol Gas Sensor Module, AGAS-01

100% Arduino Compatible Operating voltage input : 4.9-5v Analog input Heating consumption: 0.5-800mW Operating Temperature: -25~70C

NTE Precision Temperature Sensor, 7225

Directly Calibrated in °K 1°C Initial Accuracy Operates From 450μA to 5mA Less Than 1Ω Dynamic Impedance Ab

PHILMORE Cadmium Sulfide Photo Cell 2pk, 10810

10mm OD...400mWEpoxy - Coated Low Profile CellHigh reliable power dissipation Compact dimensions