... output, TTL output, 485/422 output, serial output, IRIG-B AC output, DCF77 output, Ethernet output :Pulse output (PPS/ ... following cards:Power Card,Alarm Card,IRIG-B In Card IIRIG-B In Card II (as backup)Any other ... one can be set as TXD0, TXD1 and IRIG-B DC signalsTTL Output Card:Max. 12 TTL outputs, ... the output can be Pulse output or IRIG-B DC outputIRIG-B AC Output Card:Max 12 nos.Dry contact DCF77 ...