Stahl - Catalog - STAHL - #469

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5 Fieldbus Technology 5/1 Automation 17.04.2008 11558E00 Digital I/O Coupler (2-wire) Series 9413/28 �œ For FOUNDATIONTM fieldbus H1 (IEC 61158-2) �œ Power supply from fieldbus (2-wire version) �œ Digital / Discrete input, 8 channels, acc. to EN 60947-5-6 (NAMUR) �œ For connection of 4 intrinsically safe solenoid valves or indicators �œ Fieldbus can be non-intrinsically safe (Ex e) �œ LED indication for power and fieldbus �œ LED indication for input / output status and line fault (open / short circuit) as optional module �œ Customized enclosures available in various versions �œ Installation in – Zone 1 and Zone 2 – Zone 21 and Zone 22 Zones 0 1 2 20 21 22 Ex i interfaces X X X X X X Installation in X X X X The Digital I/O Coupler is used for the connection of intrinsically safe contacts or NAMUR proximity switches and intrinsically safe solenoid valves or indicators at a FOUNDATIONTM fieldbus H1. The Digital I/O Coupler is supplied via the non-intrinsically safe (Ex e) field bus (2-wire device). FF function blocks for DI, DO, MDI, MDO, AI (frequency), CI (counter) and logic LTB are integrated. The Digital I/O Couplers are installed on DIN-rails or in enclosures made out of e.g. plastic or stainless steel.