Phoenix Contact PLC-RSC SeriesPLC Interface single- and double-pole relays, and opto-couplers, having the same profile. This allows the modules to be installed in any configuration with a common bridging system and using the same accessories. The V8 adapter connects 8 relays or opto-couplers to a 15 way D-SUB cable.Features and Benefits• Relays and opto-couplers for inputs and outputs with 'pluggable' switching devices• Four bridging slots to reduce wiring, bridging of up to 80 modules is possible• Screw terminal connections• LED indicators and diodes for coil suppression• 250V versions have a switched power rating of 1500VA• Mechanical life (relays) 1 x 107 operations• Wide range of accessories also available