pair,contact1,contact2,flow1,flow2
6psd_B_,2,6,1,1
6psd_B_,3,7,1,1
6psd_B_,4,8,1,1
6psd_B_,5,9,1,1
6psd_B_,6,10,1,1
6psd_B_,7,11,1,1
6psd_B_,8,12,1,1
6psd_B_,9,12,1,1