... counter 3.Four output models. 4.Up and down counter Digital preset counterFeature1. Using SCM function, operation easy.2. Appear six ... digits counter3. Relay output have four output models(R,N,C,F).4. Backup data for power fail,the data will be ... to +50°CStorage temperature-20°C to +70°C.Withstand impedanceMin100MΩCounting speed (5 class forset)20CPS,200CPS,3000C PS,10000CPS. Digital preset counter