CDM2 Port Stroke ZZ + 2 x Stroke SB + Stroke SA + Stroke B port C port A port D port When air pressure is supplied to ports A and C , the output force is doubled in the out stroke. When air pressure is supplied to ports B and D , the output force is doubled in the retract stroke. (mm) Bore size SA SB ZZ 20 48 62 164 25 48 62 168 32 50 64 172 40 67.5 88.5 222 -XC13 Symbol A cylinder on which a rail is mounted to enable auto switches, in addition to the standard method for mounting auto switches (Band mounting type). 15 Auto Switch Rail Mounting Applicable Series Description Model Action Note Standard type CM2 Double acting, Single rod Single acting (Spring return/extend) CM2W Double acting, Double rod Non-rotating rod type CM2K Double acting, Single rod Single acting (Spring return/extend) CM2KW Double acting, Double rod Direct mount type CM2R Double acting, Single rod Direct mount, Non-rotating rod type CM2RK Double acting, Single rod With end lock CBM2 Double acting, Single rod Except with air cushion For XC13A and XC13C only CDM2 Applicable Auto Switches Rail mounting type Solid state D-F7l, D-F7lV, D-F7BA, D-F79F, D-F79W, D-F7lWV, D-J79, D-J79C, D-J79W Reed D-A9l/A9lV, D-A7/A8, D-A7lH/A80H, D-A73C/A80C, D-A79W Auto switch specifications For detailed specifications about an auto switch for itself, refer to the Best Pneumatics No. 2. -XC12 Symbol 14 Tandem Cylinder This is a cylinder produced with two air cylinders in line allowing double the output force. Applicable Series Description Model Action Note Standard type CM2 Double acting, Single rod Except with air cushion Tandem cylinder How to Order Standard model no. XC12 Specifications: Same as standard type Function Rail mounting direction XC13A Mounted on the right side when viewed from the rod with the ports facing upward. XC13B Mounted on the left side when viewed from the rod. XC13C Mounted on the underside when viewed from the rod. How to Order Standard model no. XC13A Dimensions (Dimensions other than below are the same as standard type.) 111 Series CM2