Siemens XTRI-D (S54370-B2-A1) Intel and 49 similar items

Siemens XTRI-D (S54370-B2-A1) Intel Interface (Replacement for HTRI-D) PRE OWNED/ UNTESTED/ WE WERE TOLD THIS WAS PULLED FROM WORKING ENVIRONMENT BUT CANNOT TEST ANY FURTHER SO WE ARE SELLING AS IS ? What it actually is Manufacturer: Siemens Model: XTRI-D Part number: S54370-B2-A1 Type: Dual input monitor module Category: Fire alarm system I/O device ? Official description: ?Dual Input Monitor Module, Built-In Isolator? ? What it does (simple explanation) This device does NOT detect smoke or fire itself. Instead, it: Monitors two separate dry-contact circuits Sends status back to the fire alarm control panel Electrically isolates faults on the loop ? Typical uses It?s used to connect non-addressable (conventional) devices into an addressable system, such as: ? Sprinkler flow switch ? Sprinkler tamper switch ? Door contacts ?? Other dry-contact alarm inputs ? One module = 2 monitored inputs ?? System compatibility Used in Siemens fire systems like: FireFinder XLS / XLSV Desigo Fire Safety systems It sits on the SLC loop (signaling line circuit) with an address. ? Key features ? 2 independent input channels ? Built-in short-circuit isolator ? Addressable (each module has its own ID) ? Compact module (fits in junction box) SHELF: 58 SA