Honeywell 621‑9930 Parallel I/O Module I/O Bus Terminator Module Function: Several sources refer to

Function: Several sources refer to it as a "Supervision Board

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Honeywell 621‑9930 Parallel I/O Module I/O Bus Terminator Module Function: Several sources refer toDescription The Honeywell 6219930 Parallel I O Module provides parallel input output interfacing for Honeywell TDC 3000 systems, ensuring stable communication between controllers and field devices. Specifications Manufacturer: Honeywell Model Number: 6219930 Product Type: Parallel I O Module System Compatibility: Honeywell TDC 3000 Experion PKS Signal Type: Parallel digital input output Nominal Voltage: 24 VDC Isolation: Channeltosystem isolation for