Gravity KnowFlow DIY Water Monitoring Basic Kit

• 1x Bluno (DFR0267)
• 1x Gravity: Analog pH Sensor / Meter Kit For Arduino (SEN0161-V2)
• 1x Gravity: Analog Electrical Conductivity Sensor / Meter For Arduino (DFR0300)
• 1x Gravity: IO Expansion Shield for Arduino V7.1 (DFR0265)
• 1x Gravity: I2C SD2405 RTC Module (DFR0469)
• 1x MicroSD card module for Arduino (DFR0229)
• 1x Gravity: Analog Signal Isolator (DFR0504)
• 1x SD/MicroSD Memory Card (8 GB Class10 SDHC) (FIT0393)
• 2x Analog sensor cable
• 1x Digital sensor cable

Size

• 60 x 53 mm (2.36 x 2.08 inches)

PDF Files

• Gravity KnowFlow DIY Water Monitoring Basic Kit – Layout
• Gravity KnowFlow DIY Water Monitoring Basic Kit – Schematic

Bluno Microcontroller:

• On-board BLE chip: TI CC2540
• Wireless Programming via BLE
• Support AT command to config the BLE
• Transparent communication through Serial
• Upgrade BLE firmware easily
• DC Supply: USB Powered or External 7V~12V DC
• Microcontroller: Atmega328p
• Bootloader: Arduino Uno (disconnect any BLE device before uploading a new sketch)
• Compatible with the Arduino Uno pin mapping

pH sensor:

• Module Power: 5 V
• Module Size: 43 x 32 mm (1.69 x 1.26 inches)
• Measuring Range:0 – 14PH
• Accuracy: ± 0.1pH (25)
• Response Time: 1 min
• pH Sensor with BNC Connector
• pH2.0 Interface (3 foot patch )
• Gain Adjustment Potentiometer
• Power Indicator LED

EC sensor:

• Operating Voltage: +5.00 V
• PCB Size: 45 x 32 mm (1.77×1.26 inches)
• Measuring Range: 1ms/cm – 20ms/cm
• Operating Temperature: 5 – 40 C
• Accuracy: ±10% F.S (using Arduino 10 bits ADC)
• PH2.0 Interface (3-pin SMD)
• Conductivity Electrode (Electrode Constant K = 1,BNC connector)
• Cable Length of the Electrode: about 60 cm (23.62 inches)
• Power Indicator
• Analog Signal Isolator
• Operating Voltage: 5 V
• Response Time: 4 seconds (Typ)
• Analog Error (both ends): ± 20 mV (Typ)
• Interface Type: PH2.0-3P
• No load Current: 75 mA
• Non-isolated Terminal (Arduino Side)
• Supply Voltage: 5.0 ± 0.1 V
• Analog Output: 0 ~ 5 V
• Isolated Terminal (Sensor Side)
• Output Voltage: 5 ± 0.2 V
• Analog Input: 0 ~ 5 V
• Weight: 30 g