Pulse Isolator, Opto, Single

PR electronics, 9202B1A, Pulse isolatorFeaturesInterface for NAMUR sensors and switchesExtended self-diagnostics and detection of cable fault1 or 2 channelsCan be supplied separately or installed on power rail, PR type 9400SIL 2-certified via Full AssessmentConfiguration and monitoring by way of detachable display front (PR 4501).Selection of direct or inverted function for each channel via PR 4501.Advanced monitoring of internal communication and stored data.Optional redundant supply via power rail and/ or separate supply.SIL 2 functionality is optional and must be activated in a menu point.Application9202B can be mounted in the safe area or in zone 2 / Cl. 1 div. 2 and receive signals from zone 0, 1, 2 and zone 20, 21, 22 including mining / Class I/II/III, Div. 1, Gr. A-G.Pulse isolator for transmission of signals to the safe area from NAMUR sensors and mechanical switches installed in the hazardous area.Monitoring of error events and cable breakage via the individual status relay and/or a collective electronic signal via the power rail.The 9202B has been designed, developed and certified for use in SIL 2 applications according to the requirements of IEC 61508.Characteristics1 green and 2 yellow/red front LEDs indicate operation status and malfunction.2.6 kVAC galvanic isolation between input, output and supply.MountingThe devices can be mounted vertically or horizontally without distance between neighbouring units.