I get this from an old Siemens short form FZK 101 Timer with two modes of operation: monostable multivibrator pulse delay Pin description 1 H 16 Vs 2 K 15 G 3 L 14 N 4 J 13 5 M 12 D 6 /R 11 C 7 Q 10 B 8 Os 9 A A,B,C,D inputs J,K,L,M function inputs Q output /R reset input Hope this help Massimo Gallo Studio CO.ME.P. S.n.c. Corso Svizzera 123/D 10143 TORINO ITALY PHONE +39 11 740722 FAX +39 11 7412040