
Product Details
The Siemens XMS-D is an addressable dual-action manual pull station with a built-in loop isolator for Class X (Style 7) survivability. It features a high-impact polycarbonate housing, a tri-color status LED for normal, alarm, and trouble, and Siemens’ T-45 key for quick, secure reset. The device can be configured for isolation mode or polarity-insensitive wiring in non-isolation mode, and it occupies a single address on the loop. Also known as P/N S54321-F8-A1.
Model Variants:
XMS-S – Addressable single-action with isolation
XMS-D – Addressable dual-action with isolation
XMS-501 – Conventional dual-action manual pull station