The Foxboro P0903CW is an annunciator and numeric keyboard module designed for industrial control systems. It is part of the Foxboro I/A Series, which integrates human-machine interface solutions for process control. This device combines 32 LED/switch pairs for alarm indication and a 16-section numeric keypad for data entry. It provides critical alarm alerts through visual and audible signals, helping operators monitor process deviations or equipment malfunctions in real-time.

Technical Specifications

• Manufacturer: Foxboro (part of Schneider Electric)
• Model Number: P0903CW
• Product Type: Annunciator / Numeric Keyboard Module
• Number of LED/Switch Pairs: 32
• Numeric Keypad Sections: 16
• Num Lock LED: 1
• Input Voltage: 24V DC
• Memory: 16 MB SDRAM, 32 MB Flash
• Power Consumption: 8.5 W (maximum)
• Connector: 9-Pin for communication with control systems
• Dimensions: 62.5 cm x 28.8 cm x 10 cm
• Weight: 3.8 kg