The Square D 31017-571-52 Type B03 Class 9007 Pneumatic Timing Relay is a pneumatic timing device from Square D designed to provide timed control in pneumatic systems. With the part number 31017-571-52 and classification Type B03, Class 9007, it identifies a specific model within Square D's timing relay lineup. Use this relay in control schemes where a predefined delay or timed action is required between pneumatic signals.
