Question: Two smart transmitters have been selected for a SIF design. The logic solver is programmed to trip if either transmitter indicates a dangerous condition (1oo2).

Two smart transmitters have been selected for a SIF design. The logic solver is programmed to trip if either transmitter indicates a dangerous condition (1oo2). The manufacturer’s data sheet lists the SFF as 92.4

%. Based on architecture constraints, to what SIL level is this design qualified per IEC 61508, Route 1H? IEC 61508:2010, Route 2H?

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