York S1 025 33361 000 Module Protector 320788 704 The Schneider Electric (Barber Colman) The Schneider Electric (Barber Colman) AM 703 Span Adjustment Module is a precision input rescaling module designed for field technicians and system integrators who need to bridge the gap between non standard control signals and standard 2 to 10 Vdc HVAC actuators you can use the terminals that close on a temperature rise to activate exhaust fans or cooling equipment when the setpoint is exceeded Common Questions What does the York S1 025 33361 000 specifically monitor Always verify the part number and terminal configuration against the original equipment before installation