The fault in the field is directly mirrored to the PLC DO
Solenoid resistance measurement even in presence of serial connected diodes (patented resistance measuring technique)
RMS measurement of voltage (before and after load energization) and load current
Automatic acquisition of voltage, current and load resistance values
Earth leakage detection on both ac phases in de-energized load condition
4 A high availability SIL 3 contacts for NE or F&G/ND load
6 A inrush current at 24 Vdc / 250 Vac
Input/Output/Supply isolation
EMC Compatibility to EN61000-6-2, EN61000-6-4, EN61326-1, EN61326-3-1 for safety system
Simplified installation using standard DIN-Rail and plug-in terminal blocks, with or without Power Bus, or customized Termination Boards.
The single channel 4 A Relay Output, D5294S is a relay module suitable for the switching of safety related circuits, up to SIL 3 level according to IEC 61508:2010 Ed. 2 for high risk industries. It provides isolation between input and output contacts. D5294S has 2+2 relay contacts connected in parallel and then in series to avoid spurious trips and to increase availability.
