BH1750
Current Sensor ACS712 5AMPS
- Supply Voltage: 4.5V ~ 5.5V DC
- Measure Current Range: -5A ~ 5A
- Sensitivity: 100mV/A
- Low-noise analogue signal path.
- Device bandwidth is set via the new FILTER pin.
- 5 µs output rise time in response to step input current.
- Small footprint, low-profile SOIC8 package.
- 1 kV RMS minimum isolation voltage from pins 1-4 to pins 5-8.
- 0 V, single-supply operation.
- 66 to 185 mV/A output sensitivity.
- Output voltage proportional to AC or DC currents.
- Factory-trimmed for accuracy.
- Extremely stable output offset voltage.
- Nearly zero magnetic hystereses.
- The ratiometric output from the supply voltage.
- Dimension: 31*13mm
Current Sensor ACS712 20AMPS
- Supply Voltage: 4.5V ~ 5.5V DC
- Measure Current Range: 20A
- Sensitivity: 100mV/A
- The low-noise analogue signal path
- Device bandwidth is set via the new FILTER pin
- 5 µs output rise time in response to step input current
- Small footprint, low-profile SOIC8 package
- 1 kV RMS minimum isolation voltage from pins 1-4 to pins 5-8
- Small footprint, low-profile SOIC8 package
- 1 kV RMS minimum isolation voltage from pins 1-4 to pins 5-8
- Output voltage proportional to AC or DC currents
- Factory-trimmed for accuracy
- Extremely stable output offset voltage
- Nearly zero magnetic hysteresis
- The ratiometric output from the supply voltage.
CURRENT SENSOR ACS712 30AMPS
- Current sensor chip: ACS712ELC-30A
- Supply voltage: 4.5V to 5.5V DC
- Current range: -30A to 30A
- Sensitivity: 66 millivolt/ampere
- Low noise analogue signal path
- Output rise time: 5 micro sec
- Extremely stable output offset voltage
- Zero magnetic hysteresis
- Factory trimmed for accuracy
- Easy to interface with a microcontroller, since it outputs an analogue voltage
- Onboard power indicator
- Dimension: 7*5*5cm
- Weight: 400gm
4 CHANNEL 5V RELAY
- 4-Channel relay interface board
- Operating voltage range: 3.3V to5V
- Maximum current: 10A
- Supply current: 20 mA
- High current relay of 10A @250 V AC/10A@ 30V DC
- Control signal: TTL level
- For quick and easy connection high-quality screw terminals provided
- Pull-down circuit to avoid malfunction
- Power supply indicator
- Can control both AC & DC appliances such as DC motors, solenoid valves, lamps, etc.
- LED status indicates relay ON/OFF state.
- Standard interface that can be controlled by a microcontroller (Arduino, 8051, PIC, AVR, DSP, ARM)
- For easy accessibility input signal pin connected to burg sticks
- Operating temperature: -40 to 85 degrees Celsius
- Dimension: 76*56*17mm
- Weight: 7gm
4 CHANNEL 12V RELAY
- 4-Channel relay interface board
- Relay input voltage: 12V DC
- Relay output: 5A/250V AC
- Signal input:5V DC from the microcontroller
- High current relay of 10A @250 V AC/10A@ 30V DC
- For quick and easy connection high-quality screw terminals provided
- Can control both AC & DC appliances such as DC motors, solenoid valves, lamps, etc.
- LED status indicates relay ON/OFF state.
- Power battery terminal for relay output and aux power connection
- Standard interface that can be controlled by a microcontroller (Arduino, 8051, PIC, AVR, DSP, ARM)
- Relay can directly control all equipment’s and loads
- For easy accessibility input signal pin connected to burg sticks
- Dimension: 165*65*1mm
- Weight: 7gm
MOTOR SHIELD L293
- 2 connections for 5V ‘hobby’ servos connected to the Arduino’s high-resolution dedicated timer
- 4 H-Bridges: L293D chipset provides 0.6A per bridge (1.2A peak) with thermal shutdown protection, internal kickback protection diodes.
- Can run motors on 4.5VDC to 25VDC.
- Up to 4 bi-directional DC motors with individual 8-bit speed selection (so, about 0.5% resolution)
- Up to 2 stepper motors (unipolar or bipolar) with single coil, double coil, or interleaved stepping.
4 Channel 5V Relay Module Shield For Arduino
- Product Type: 4-Channel relay module
- Dimensions: 75 mm x 55 mm x 19.3 mm
- Weight: 61 g
- Relay colour: Blue
- PCB colour: Blue
- Maximum output of relay: AC250V 10A and Dc30V 10A
- Number of Relays: 4
- Control signal type: TTL level
- Input voltage: 5v
- Compatible with: Arduino, AVR, PIC, ARM, Raspberry Pi etc
- Package contains: 1 piece of 4 channel relay module
MPR121
- Connection Interface: I2C.
- Operating Voltage: 2.5-3.6 VDC
- Application: Capacitive Touch Sensor Controller
- Number of touches inputs:12
- Capacitive touch sensor controller is driven by an I2C interface.
- Can control up to twelve individual electrodes, as well as a simulated thirteenth electrode.
- Eight LED driving pins.
- Connection to the microcontroller /microprocessor via I2C bus.
MQ-9 Carbon Monoxide, Methane and LPG Gas Sensor Module
- Input voltage: DC 5V
- Power: 150mA
- DO output: TTL digital 0 and 1 (0.1 and 5V)
- AO output: 0.1-0.3V (relatively clean), the highest concentration voltage is about 4V.
- Suitable for home or factory gas leakage monitoring devices.
- Have better sensitivity to Carbon Monoxide, Methane and LPG Gas.
- High quality dual-panel design, with power indicator and TTL signal output instructions.
- DO switching signal (TTL) output and AO analog signal output.
- TTL output valid signal is low. (When the output low signal is on, it can be directly connected micro-controller or relay module.)
- Analog output voltage: the higher concentration, the higher voltage.
- Four screw holes, easy positioning.
- Long life and stability, quick response and resume.
MQ3 Module
- Interface Type: Analog & Digital
- Working voltage: DC 5V
- Working Current: 150mA
- DOUT: TTL output
- AOUT: Analog output
- Preheat time: Over 20s
- Detection Range: 0.05 mg/L to 10 mg/L
- Sensitive to Alcohol, Benzine, CH4, Hexane, LPG, CO
- High Sensitivity to Alcohol & small sensitivity to Benzine.
- Digital Out is High or Low based on an adjustable preset threshold,
- Stable & Long Life.
- Onboard Power indication
- The TTL output signal is a low level
- Analog 0 ~ 5 v voltage output, the higher the concentration, the higher the voltage
- Fast response and recovery
- Adjustable sensitivity
- Dimension: 32mm x 22m x 27mm
MQ135 Module
- Working voltage: DC 5V
- Working Current: 150mA
- DOUT: TTL output
- AOUT: Analog output
- Preheat time: Over 20s
- Detection Range: 10 - 300 ppm NH3, 10 - 1000 ppm Benzene, 10 - 300 Alcohol
- Sensitivity to Ammonia, Sulphide, and Benzene steam
- With signal output instructions
- The TTL output signal is a low level
- Analog 0 ~ 5 v voltage output, the higher the concentration, the higher the voltage
- Sensitive for benzene, alcohol, smoke
- Fast response and recovery
- Adjustable sensitivity
- Signal output indicator
- Dimension: 32mm x 22m x 27mm