Cylinder Specifications Equivalent bore size 50 63 80 Arm opening angle 30°, 45°, 60°, 75°, 90°, 105°, 120°, 135° Cushion Unclamping side rubber bumper Max. operating pressure 0.8 MPa Operating pressure range 0.3 to 0.8 MPa Operating temperature range .10 to 60°C (No freezing) Operating time 1 sec. or more to clamp or unclamp Maximum Clamping Moment Unit: N・m Equivalent bore size (mm) Max. clamping moment 0.3 MPa 0.4 MPa 0.5 MPa 0.6 MPa 0.7 MPa 0.8 MPa 50 100 130 160 190 220 250 63 300 350 400 450 500 550 80 560 720 880 1040 1200 1360 Slim-line Power Clamp Cylinder CKZ2N-X2346 o50, o63, o80 How to Order Bore size 50 50 mm equivalent 63 63 mm equivalent 80 80 mm equivalent Arm opening angle 30 30° 45 45° 60 60° 75 75° 90 90° 105 105° 120 120° 135 135° X part no. X2346 �� Clamp arm (fixed on the product) accuracy adjustment spec. �� Compatible with magnetic field resistant auto switch �� Toggle angle: 2° short of the dead point �� With metal cover CKZ2N 63 120 P4DWSC X2346 Number of auto switches Nil 2 pcs. S 1 pc. Auto switch Nil Without auto switch * For applicable auto switches, refer to the table below. Switch Mounting Bracket Equivalent bore size (mm) Set part no. 50 CKZ50-42ADCL218CL-R 63 CKZ63-42ADCL517AL-R 80 CKZ80-42ADCL518AL-R * Screws are included with the switch mounting bracket. * Auto switches and spatter covers should be ordered separately. Applicable Auto Switches/Refer to the WEB catalog or the Best Pneumatics No. 3 for further information on auto switches. Note 1) When only one switch is provided, it is mounted on the unclamping side. Note 2) Please contact SMC for auto switches, auto switch proper mounting positions and operating ranges other than the above. Type Special function Auto switch model Electrical entry Indicator light Wiring (Pin no. in use) Load voltage Lead wire length Applicable load Solid state auto switch Magnetic field resistant (2-color indication) D-P4DWSC Pre-wired connector Yes 2-wire (3.4) 24 VDC 0.3 m Relay, PLC D-P4DWSE 2-wire (1.4) D-P4DWL Grommet 2-wire 3 m D-P4DWZ 5 m 74 Clamp Cylinders Spatter Resistant Cylinders for Arc Welding Flow Control Equipment Fittings Tubing Detection Switches Gas/Air Switching Valve