... .Four output models. 4.Up and down counter Digital preset counterFeature1. Using SCM function, operation easy.2. Appear six digit counter, exact quantity are ... . Relay output have four output models(R,N,C,F).4. Backup data for power fail,the data will be kept ... (5 class forset)20CPS,200CPS,3000C PS,10000CPS. Digital preset counter