SIEMENS FDCIO422 Addressable Input Output Module Instruction Manual
The SIEMENS FDCIO422 Addressable Input Output Module is a versatile device designed for fire control installations. With up to 2 independent Class A or 4 independent Class B dry N/O configurable contacts, it can be programmed for alarm, trouble, status or supervisory zones. The module has 4 programmable outputs and is capable of supervising input lines for open, short, and ground fault conditions. Its built-in dual isolators and LED status indicators make it a reliable solution for fire control applications.