型号规格B2204P0D总数计数／-99～＋99B2304P0D总数计数／-999～＋999B2404P0D总数计数／-9999～＋9999B2504P0D总数计数／-99999～＋99999B2604P0D总数计数／-999999～＋999999B2204P1D一段设定／-99～＋99B2304P1D一段设定／-999～＋999B2404P1D一段设定／-9999～＋9999B2504P1D一段设定／-99999～＋99999B2604P1D一段设定／-999999～＋999999)