3.1 Technical Specifications

• Dual IO-Link Master Transceiver Analog Devices MAX14816 with Integrated Framers and L+ Supply Controllers
• SPI-Mode only (RX/TX not used)

Dimensions

• 65,5 × 66 mm
• Height: 18 mm with stack-through

Mounting

• 4×2,5 mm Screwholes (Compatible with Raspberry Pi mounting holes)

Temperature range

• -25 °- 60 °C
• Non-condensing humidity

Voltage supply

• 24V DC (+/-20 %), Current consumption max. 1800mA
• 3V3 DC (+/-5%) from Raspberry Pi < 50mA, over 40-Pin GPIO or generic interface (for IO-Link-Driver-IC logic and LEDs)

Voltage provision

• 5V DC (4,8V…5,2V, depending on the load) to Raspberry Pi over 40-pin GPIO, 1800mA constant current.

2 IOL-Ports

• Screw plug-in terminal 3,5mm
• Class A (max. 500mA per port)
• Speeds COM1, COM2, COM3 (auto-detect via software)
• Operating mode: IOL, DI/DO
• 1 LED per port (red/green, user controllable)

40 Pin GPIO Connector (stack-through)

• SPI 1 (MISO, MOSI, CLK)
• Port 1/2: SPI_CE0, GPIO24 (interrupt)
• Port 3/4: SPI_CE1, GPIO25 (interrupt)
• IOL enable, GPIO23
• 3V3/GND
• 5V power supply (optional)

• Status per port (red/green), controlled via software
• Power good LED (from internal 5V power supply)