AutroGuard Retro 500 Series Zone 2 Heat Detector
– Backward compatible
– Direct drop in replacment for BHH-500/N Hazardous area Heat detector
– Gives superior detection, but does not give all the benefits of AutroGuard
– Note: AutroGuard Retro is not recomemended in situations where IP is of high importance. In these cases it is recommened to upgrade the conduit box, base and detector to AutroGuard.