# \#fm

**URL:** https://community.mobotix.com/tag/fm/903.md

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## [M73 FM Bundle: What ANSI/FM 3260 “Indoor” Classification Means for Projects](https://community.mobotix.com/t/m73-fm-bundle-what-ansi-fm-3260-indoor-classification-means-for-projects/10777)

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**Author:** [@Mx-PhilippH](https://community.mobotix.com/u/Mx-PhilippH)\
**Replies:** 0\
**Last updated:** [October 22, 2026, 10:52am UTC](https://community.mobotix.com/t/m73-fm-bundle-what-ansi-fm-3260-indoor-classification-means-for-projects/10777 "2026-10-22T10:52:04Z")

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Since July 2026, the MOBOTIX M73 FM Bundle has held ANSI/FM 3260 approval as a flame detector. The approval applies to operation in controlled indoor environments. If you know the M73 as a rugged outdoor camera, this may…