ASDA-B3 Product Overview ECM-A3 series servo motor (1) (2) (3) (4) (5) (6) (7) (8) (10)(11) (9) ECM - A 3 L C 2 06 04 R S 1 - 1 (1) Product name ECM: Electronic Commutation Motor (2) Servo type A: high-precision servo motor (3) Series 3: 3 rd series (4) Inertia H: high inertia L: low inertia (5) Rated voltage and speed C: 220V and 3,000 rpm (6) Encoder type Y: 24-bit absolute optical encoder (resolution of single turn: 24-bit; multiple turns: 16-bit) 1: 24-bit incremental optical encoder (single-turn absolute) A: 24-bit absolute magnetic optical encoder (resolution of single turn: 24-bit; multiple turns: 16-bit) 2: 24-bit incremental magnetic optical encoder (single-turn absolute) 1-9