Ejector System (with Valve) Ejector System (without Valve) 12 12 q w e r t y u i 25A-ZK2 A K 5 A L 08 25A-ZK2 A N 0 N N 08 w Nominal nozzle size System Nominal size Ejector system Note 2) o0.7 o1.0 o1.2 o1.5 Symbol 07 10 12 15 RoHS Note 3) Only non-locking type is available for the manual override for “K, J, R”. Note 4) Self-holding type maintains vacuum by instantaneous energization (20 ms or more). Stopping the vacuum turns on the release valve. (signal to stop vacuum not needed) Note 5) When the digital pressure switch for vacuum with energy saving function is selected for t, select “K” for e Combination of supply valve and release valve. e Combination of supply valve and release valve Note 3) Supply valve Release valve N.C. N.C. None N.C. None N.C. None Symbol K J R N Note 6) Rated voltage for the supply and release valve r Rated voltage Note 6) Voltage 24 VDC 12 VDC When e is “N” Symbol 5 6 0 q System/Body type System Body type Exhaust type Ejector system Single unit Silencer exhaust Port exhaust Note 1) Symbol A B Note 7) Unit selection function is not available in Japan due to new measurement law. Note 8) Fixed unit: kPa Note 9) When “K, Q, R or S” is selected, select “K” for e Combination of supply valve and release valve. Select “W” or “L3” for y. t Pressure sensor/Digital pressure switch for vacuum specifications Type Pressure range [kPa] Specifications Pressure sensor Digital pressure switch for vacuum with energy saving function Note 9) Digital pressure switch for vacuum 0 to .101 .100 to 100 0 to .101 .100 to 100 .100 to 100 Analog output 1 to 5 V Analog output 1 to 5 V NPN 2 outputs PNP 1 output NPN 1 output PNP 2 outputs NPN 2 outputs PNP 2 outputs Unit selection function Note 7) SI unit only Note 8) Unit selection function Note 7) SI unit only Note 8) Unit selection function Note 7) SI unit only Note 8) Unit selection function Note 7) SI unit only Note 8) Unit selection function Note 7) SI unit only Note 8) Unit selection function Note 7) SI unit only Note 8) Without pressure sensor/ Digital pressure switch for vacuum Symbol P T A B C D E F H J K Q R S N Vacuum Unit Series 25A-ZK2 How to Order Single Unit Remains blank when option is not selected. Note 1) Port size of exhaust port: o8 (Metric) Manifold type is not available. Self-holding release valve linked Note 4) Note 2) Standard supply pressure for nozzle size 07 to 12 is 0.35 MPa, 15 is 0.4 MPa Note 5) Digital pressure switch for vacuum Pressure sensor Supply valve Release valve Digital pressure switch for vacuum with energy saving function 115