This PVIM Board is a Precision, Eight Channel, Synchronous Data Acquisition board with Simultaneously Sampled Isolated Inputs.
A beta version of this board will be fully tested and then made available during May 2023.
PVIM Beta PCB 3D Image - Components
The PVIM ESP32 AD7606 Precision Voltage IoT Monitor board main requirements:
- Accurately Measure Voltages, from a Positive and Negative Range
- Low Noise
- Good Dynamic Voltage Range
- Self-Contained Board for IoT Projects
- Minimum of Eight Totally Separate Inputs – Each Configurable
- Wide DC Input Power Voltages. Board must be able to be Powered from around 12V to 48V Directly
- Ability to Monitor Lead-Acid, Lithium Batteries. 48V Strings, or Individuals
- Ability to Facilitate Current Monitoring via CT Clamps or DC Shunts
- High Impedance Inputs
- Ability to Provide Sensitive Voltage Measurements
- Ability to Provide Temperature measurements
- Ability to Store Parameters and Log Measurements to EEPROM
- Minimal Calibration Requirements
- Compact but Flexible
- Lower Current Usage
- Controlled using an ESP32 MCU
- Easy USB Connectivity Flashing, Logging etc
PVIM Beta PCB 3D Image - Board
PVIM Beta PCB 3D Image - Bottom Jumpers
The PVIM ESP32 AD7606 Precision Voltage IoT Monitor board specification overview:
- ESP32 MCU with integrated Wi-Fi and Bluetooth connectivity
- AD7606BSTZ 8 Channel DAS DSP
- Digital Volt Meter (DVM)
- 8 x Simultaneously Sampled Isolated Inputs
- Synchronous Data Acquisition
- 16-bit ADC with 200 kSPS on All channels
- Oversampling Capability With Digital Filter
- True Bipolar Analog Inputs +/- 5 V | +/- 10 V
- Flexible Resistor Capacitor Networks on All Inputs
- Individual Inputs Can Be Balanced (Differential) or Unbalanced (Grounded)
- Second-order Antialiasing Analog Filter
- 7 kV ESD Rating On All Analog Input Channels
- 95.5 dB SNR, -107 dB THD
- 0.5 LSB INL, 0.5 LSB DNL
- Voltage Reference Internal (AD7606) or External (2.5V Reference On-board)
- Board Wide DC Power Input Range 8 to 60V
- USB Wemos D1 Compatible
Additional information, and other technical details on this project, maybe found in the related repository pages.
Repository Folders
- Code (Code examples for Arduino IDE and PlatformIO)
- Datasheets and Information (Component Datasheets, Schematics, Board Layouts, Photos, Technical Documentation)
- Certification (Related Repository Project or Part, Certification Information)
Repository Tabs
- Wiki (Related Repository Wiki pages and Technical User Information)
- Discussions (Related Repository User Discussion Forum)
- Issues (Related Repository Technical Issues and Fixes)
We value our Customers, Users of our designs and STEM Communities, all over the World . Should you have any other questions, or feedback to share to others, please feel free to:
- Visit the related Project plus the related Discussions and Wiki Pages. See tab in each separate repository.
- Project Community Information can be found at https://www.hackster.io/DitroniX
- DitroniX.net Website - Contact Us
- Twitter: https://twitter.com/DitroniX
- Supporting the STEM Projects - BuyMeACoffee
- LinkedIN: https://www.linkedin.com/in/g8puo/
Dave Williams, Maidstone, UK.
Electronics Engineer | Software Developer | R&D Support | RF Engineering | Product Certification and Testing | STEM Ambassador
Supporting STEM Learning
Life is one long exciting learning curve, help others by setting the seed to knowledge.
