DHT22 Sensor
DIGITAL POWER AMPLIFIER BOARD MODULE 35W
DN40 – 1.5” Water Flow Sensor
- Model: YF-DN40
- Material: Plastic
- Function: Sensor, flow rate control
- Working Voltage: DC 5V~24V
- Thread size: BSP 1 1/2”
- Size:L 92x OD46 5"
- Colour: Black color
- Flow rate: 5~200L/min
- Flow Pulse: F(Hz)=(0.45xQ) +/-3% Q=L/min
- 1L water= 27Pulse
- Working Current: 15mA (DC5 V)
- Working Voltage: DC 4.5V
- Load Capacity: =10 mA (DC 5 V)
- Operating Working Temperature: -25 to +80 Degree C
- Liquid Temperature: 85
- Accuracy: 3~5%
- Working environment: water, liquid, light oil etc.
- Hydrostatic pressure> 1.75MPa meet
- Insulation resistance> 100M> 100M
- Accuracy in 1 ~ 120L / MIN ± 2% in line
- Flow pulse characteristics F = (0.45 * Q) Q = L / Min meet
- Weight: 146g
Double Analog Potentiometer Module With Slide Potentiometer Slip Adjustable Resistance For Arduino
- Dual analogue output, output 0-VCC analogue voltage signal.
- Voltage: 3.3V, 5V.
- Port: Analog.
- Resistance: 10K.
- Slide potentiometers module
- Two analogue outputs, analogue outputs 0-VCC voltage signals
- Stable and reliable performance with high-quality sliding appliances
- Platform: Arduino, MCU, ARM, and other microcontroller platforms
- Application: Raspberry Pi projects, DIY projects, Arduino projects.
- Dimensions: 91 x 21 x 30 mm
- Weight: 18 gm.
Double speed measuring module encoder photoelectric pulse output module
- Color: Green + black
- Material: FR4
- Working Voltage: 4.5~5.5V
- Launch Tube Pressure drop: V f=1.6V
- Launch Tube Current: I f<20mA
- Signal Output: A, B two lines
- TT Power Level
- Resolution: 0.01mm
- Measurement Frequency: 100 kHz
- D Type Holes Encoder Diameter: 24mm
- Encoder Resolution: 20 lines
- Speed measuring Sensor configuration: measure line 1 motor speed
DS1307 RTC MODULE
- DS1307 I2C real-time clock chip (RTC)
- Available in 8-pin DIP or SOIC
- Accessed via I2C protocol
- AT24C32 32K I2C EEPROM memory
- Bidirectional I2C interface.
- Hour:Minutes: Seconds AM/PM.
- Day Month, Date - Year.
- DS1307 based RTC with LIR2032 battery.
- 1Hz output pin.
- 56-byte non-volatile RAM for data storage
- 56 Bytes of Non-volatile memory for user
- The DS1307 is accessed via the I2C protocol.
- Consumes less than 500nA in battery backup mode with oscillator running
- Dimension: 27mm * 28mm * 8.4mm
DS1820 Temperature Sensor
- Unique 1–Wire interface requires only one port pin for communication
- Multidrop capability simplifies distributed temperature sensing applications
- Requires no external components
- Can be powered from the data line
- Zero standby power required
- Measures temperatures from –55° C to +125° C in 0.5° C increments.
- Temperature is read as a 9–bit digital value.
- Converts temperature to digital word in 200 ms (Typ.)
- User-definable, nonvolatile temperature alarm settings
- Alarm search command identifies and addresses devices whose temperature is outside of programmed limits (temperature alarm condition)
DS18B20 MODULE
- Resolution: 9bits to 12bits (Selectable)
- Supply Voltage (V): 3 to 5.5
- Temperature Range(°C): -55 to +125
- Measuring Accuracy(°C): ±0.5
- Uses 1-Wire interface- requires only one digital pin for communication
- Unique 64 bit ID burned into the chip
- Multiple sensors can share one pin
- Maximum conversion time and response: 750 ms
- Multidrop capability simplifies distributed temperature sensing applications
- Requires no external components
- Digital signal output
- 18B20 Temperature Sensor Chip
- Send data via a pin
- User-definable nonvolatile (NV) alarm settings
- Dimension: 19*15*6cm
- Weight: 9gm
DS18B20 PROBE
- Usable temperature range: -55 to 125°C (-67°F to +257°F)
- 9 to 12-bit selectable resolution
- Uses 1-Wire interface- requires only one digital pin for communication
- Unique 64 bit ID burned into a chip
- Multiple sensors can share one pin
- ±0.5°C Accuracy from -10°C to +85°C
- Temperature-limit alarm system
- Query time is less than 750ms
- Usable with 3.0V to 5.5V power/data
- Each pin uses a heat-shrinkable tube to prevent short circuit, internal sealing glue.
- Stainless steel tube encapsulation waterproof moistureproof prevents rust.
- Stainless steel tube 6mm diameter by 30mm long.
- Contains DS18B20 temperature sensor.
- Uses 1-Wire interface- requires only one digital pin for communication.
- Unique 64 bit ID burned into the chip.
- Multiple sensors can share one pin.
- Temperature-limit alarm system.
- Without the external components, the unique single bus.
DS3231 RTC MODULE
- Operating voltage of DS3231: 2.3 v to 5.5v
- 400Khz I2C interface
- Automatic power failure battery switch circuitry
- RTC counts seconds, minutes, hours, and year
- High precision clock chip DS3231
- Programmable square-wave output
- Chip temperature sensor accuracy:+/_3 degree Celsius
- Memory chip: AT24C32 with 32K storage capacity
- CR2032 battery backup with a high life span
- Low power consumption
- Register for ageing trim
- Dimension: 38mm*22mm*14mm
DTMF Shield
- MT8870 Decoder IC.
- 4 Output digital pins.
- Operates on 5V
- Includes MT8870 DTMF Receiver IC
- Receives and Converts Standard DTMF Codes
- Remotely Switch Devices from Anywhere Using the Phone
- Easily Connects to Most Microcontrollers or Roboduino Board
- Low Power Consumption
- 5 On-Board LED's For Data Received Indication
- Standard Header Connections for Control System Connection
- Audio socket for application
- Speaker connector for audio sound checking.
- Microphone connector for over the air remote control system( note, due to environmental noise, without any filtering system this method is not recommended)
- Dimension: 37x37x9mm
Dual Monster Moto Shield VNH2SP30 Motor Driver 2x14A (Peak 30A)
- Driver Model: VNH3ASP30
- Current sensing available to Arduino analogue pin
- Operating Voltage: 12 V to 16V DC
- Peak Current: 14A
- Continuous Current: 30A
- of Channels: 2
- Maximum PWM frequency: 20 kHz
- MOSFET on-resistance: 19 m (per leg)
- Thermal Shutdown protection
- Under-voltage and Overvoltage shutdown.
- LED Indicator
- Dimensions: 60 x 54 x 12mm
- Weight: 19gm