AMAT 0020-31655 Digital output module with redundancy

0020-31655 Features and Benefits

0020-31655 channels, output from a 24 V DC current source, in an isolated group

● Redundant or single configuration

● Circuit monitoring, short circuit and open circuit load monitoring with configurable limitations (see Table 97).

● Output switch diagnosis, no output pulses

Advanced in car diagnosis

● Output status indicator light (active/error)

● Degraded mode for normal power-on channels (supported from DO880 PR: G)

● Short circuit current limit and over temperature protection for switches

The fault tolerance of the output driver is 1 (as defined in IEC 61508). For ND (constant power outage) systems, errors on the output driver can still control the output

● SIL3 certification in accordance with IEC 61508

Obtain Class 4 certification according to EN 954-1.

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