Overview
The Foxboro P0903CW is an annunciator and numeric-entry keyboard module for industrial DCS control systems. It combines alarm annunciation (LED indicators + switches) with a numeric keypad, enabling operators to monitor alarms and input data directly from the control room.
General Information
Brand: Foxboro
Country of Origin: USA
Product Type: Annunciator / Numeric Keyboard Module
System Compatibility: Foxboro I/A Series (or other compatible DCS systems)
Function: Alarm annunciation, discrete-status display, operator input for numeric data or control commands
Interface & Functionality
LED/Switch Matrix: 32 LED-switch pairs arranged in a matrix for alarm/status indication
Keypad: 16-key numeric keypad with Num Lock LED for data entry or system commands
Connection: Serial/GCIO interface to host workstation or control station
Signal Types: Discrete/alarm signals, operator commands
User Interface: Visual alarm indication + tactile keypad for input
Environmental
Operating Temperature: 0 °C to +60 °C (typical control-room environment)
Installation: Panel or console mounting inside control cabinets or operator stations
Humidity & Conditions: Suitable for standard industrial control-room ambient conditions
Dimensions & Weight
Dimensions (L × W × H): 625 × 288 × 100 mm
Weight: 2.79 kg
