=A0 I have someone who wants to control this from a single output http://www.hansphin.com/Documents/Y20S-1.pdf Pretty sure for a 24VDC, you need to swap the + and - controls to latch and= unlatch?=A0 Seems typical but just seeing how others interpret the datashe= et --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .