R.STAHL FIELDBUS TERMINATOR SERIES 9418 ISbus fieldbus technology Ex m fieldbus terminator For Zone 1 Application range (zones): 1, 2, 21, 22 Ex interface zone: 1, 2, 21, 22 9418 series fieldbus terminators perform the role of end-of-line resistors for PROFIBUS PA or FOUNDATION™ Fieldbus H1 fieldbuses. Ex i and Ex m versions are available for intrinsically safe FISCO/Entity and non-intrinsically safe (High Power Trunk) fieldbuses. The extremely compact design saves space when installing the terminators in M20 line entrances. They are easy to spot, even when installed. "i" version of Zone 1 EOL resistor for FISCO/Entity fieldbuses and "m" version for non-intrinsically safe fieldbuses (High Power Trunk) Extremely compact design for installation in M20 line entrances For use directly in enclosures or field devices