| Enclosure front panel F generous, clearly arranged area for displays, indicators and operating controls > displays and indicators in accordance with NAMUR NE44 > clear channel assignment of the LEDs > option for making settings via DIP switch even during operation Design |T > module width only 17.6 mm (0.69 in) > module size 108x114mm (4.25x4.49in) > on a general basis, one or two channels per module Fault and error signalling 111^ > detection of discontinuity and short circuit in the Exi circuit > detection for input and output isolator > signalling via red LED per channel > collective signalling via the ISpac-Bus > signalling per device via relay contact |