SIL-2 Features
FV-40 Series Flame Detector
087-0056 REV F
75
E.1.2.4 Other
The complete function of the flame detector (flame detection, function of
the 0-20mA interface, the relays) must be examined at least every six or
twelve months (see
Safety Relevant Parameters
, when the flame
detector must be switched OFF and ON.
The window of the sensor must be examined at appropriate time
intervals for partial contamination.
The HART and the RS 485 interfaces must not be used for the
transmission of the safety-related data.