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9202 - Product Version 9202-002
PULSE ISOLATOR
9202
• Interface for NAMUR sensors and switches
• Extended self-diagnostics and detection of cable fault
• 1 or 2 channels
• Can be supplied separately or installed on power
rail, PR type 9400
• SIL 2-certified via Full Assessment
Advanced features
• Configuration 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.
Application
• The module can be mounted in the safe area and in zone 2 / div. 2 and
receive signals from zone 0, 1, 2, 20, 21 and 22 / 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 9202 has been designed, developed and certified for use in SIL 2
applications according to the requirements of IEC 61508.
Technical characteristics
• 1 green and 2 yellow/red front LEDs indicate operation status and
malfunction.
• 2.6 kVAC galvanic isolation between input, output and supply.
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