Allen Bradley 1756-OB32 Digital Input Module Advantage Supply 1756-OB32 is a digital output module from Rockwell or Allen Bradley, primarily used in PLC systems. The following are its key characteristics: Output point count: It has a word count output of 32 points. LED indicator light: equipped with 32 LEDs for monitoring channel drivers and status, facilitating troubleshooting. Configuration flexibility: Each channel can be individually configured with parameters and supports output forcing. Module support: It needs to be used in conjunction with a portable terminal block (RTB) such as 1756-TBCH or 1756-TBS6H for quick replacement and maintenance. Fuse recommendation: It is recommended to use a specific model of 5x20mm 800mA fuse to ensure safety.