
WL-MIO Automation Controller
The WL-MIO is the "Big Brother" to the popular PI-SPI and PI-SPI-DIN series of industrial automation I/O interfaces for the Raspberry Pi. The WL-MIO offers:
Analog and Digital I/O Modules
mA, VDC, T/C, RTD, Thermistor, Frequency, Pulse, POE
All modules can be "Hot Swapped"
Raspberry Pi 4 Main Processor
PLC Replacement or Alternative
Open Source Software Libraries Available for C, Python, Node-RED and Modbus TCP Gateway
Scalable up to 16 Backplanes and 1000+ I/O Points from one Raspberry Pi 4
The Backplane has high density wiring capability to:
"Land the Wires One Last Time"


PI-SPI, PI-SPI-DIN and the WL-MIO Series
Compare our most popular Raspberry Pi Series Interface Modules


PLC Starter Kits for the Raspberry Pi
PLC Starter Kits are now available for automation projects. Three input styles are featured:
8 Channel 4-20mA Input.
8 Channel Temperature Input
8 Channel Isolated Digital Input.
Each Kit comes with a 4 channel relay output module, power supply and DIN rail
Raspberry Pi Compatible Products
Our products are all based on the Raspberry Pi 3 and 4
Free Shipping in Canada and US
We offer free shipping on orders over $200 in Canada and the US.
Tracked Package Shipping for International Orders.
Widgetlords Electronics
The Widgetlords Electronics mission is to design and create products that are relevant to user's of the Raspberry Pi.
4 - 20 mA Analog I/O
The Widgetlords Product Collections

Hi-Density PI-SPI-DIN Application
The Raspberry Pi is being used in automation applications every day. This picture was taken by our friends at Lockheed Martin Corp. of one of their simulation systems using our PI-SPI-DIN series of products.
The Pi-SPI-DIN series has 4-20mA Inputs, 4-20mA Outputs, Isolated digital Inputs, Relay Outputs, RS485 and a Real Time Clock.
What is your next application? Contact us to see how we can help you achieve your goals with our solutions!

VP Process Inc.
For more industrial and commercial products. please visit our mother company!