AIO-422-R1 Module Configuration
Configure Modbus, analog/RTD channels, buttons, LEDs, and 4× PID controllers via Web Serial.
Device Setup
Serial Log
Analog Inputs (4 × 0–10 V)
Live field voltage in millivolts and computed volts per channel.
Analog Outputs (2 × 0–10 V)
Control DAC raw values (0–4095) corresponding to 0–10 V at the terminals.
RTD Inputs (2 × MAX31865)
Temperature, fault decoding, raw diagnostics, and Web-only RTD configuration.
Buttons (4)
Map physical buttons to Web-only actions (saved in flash).
User LEDs (4)
Select LED sources or keep manual control via buttons.
PID Controllers (4)
Live-only PV/SP/OUT trends and Web-configurable parameters per loop.
AIO-422-R1 Module Configuration
Configure Modbus, analog/RTD channels, buttons, LEDs, and 4× PID controllers via Web Serial.
Device Setup
Serial Log
Analog Inputs (4 × 0–10 V)
Live field voltage in millivolts and computed volts per channel.
Analog Outputs (2 × 0–10 V)
Control DAC raw values (0–4095) corresponding to 0–10 V at the terminals.
RTD Inputs (2 × MAX31865)
Temperature, fault decoding, raw diagnostics, and Web-only RTD configuration.
Buttons (4)
Map physical buttons to Web-only actions (saved in flash).
User LEDs (4)
Select LED sources or keep manual control via buttons.
PID Controllers (4)
Live-only PV/SP/OUT trends and Web-configurable parameters per loop.