Application guide safety relays - riese electronic - #51

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application guide safety relays from riese electronic page 48 START T11 T34 T44/ T12 Not- Halt/ ESTOP PE T22 T33 13 23 AUS/ OFF START T11 T34 T44/ T12 Not- Halt/ ESTOP PE T22 T33 13 23 e) SAFE S.6 / SAFE S.10 (SAFE S.10: with 10 A contact capacity ) Single channel emergency stop (without opposite polarity between channels) Using single channel emergency stop terminals T12-T33 and T33-T44/PE are bridged. By pressing the START button the device is activated. Contacts 13-14 and 23-24 close. By activating the OFF-Button or the E-STOP the contacts return to their normal position. Suitable up to category 2; SIL1; PLd reachable Dual channel emergency stop (without opposite polarity between channels). Using the dual channel emergency stop button terminals T33 and T12 are not bridged. The device is activated by pressing the START button. Contacts 13-14 and 23-24 close. By activating the OFF button or the emergency stop button the contacts return to their normal position. Suitable up to category 3; SIL2; PLd reachable Dual channel emergency stop (with opposite polarity between channels). Using the dual channel emergency stop with opposite polarity between channels the wiring of the emergency stop button must be changed. The device is activated by pressing the START button. Contacts 13-14 and 23-24 close. By activating the OFF button or the emergency stop button the contacts return to their normal position. Suitable up to category 4; SIL3; PLe reachable Dual channel emergency stop button with monitoring of the START button and opposite polarity between channels. In this application the proper turn on and OFF the START button will be monitored. Through a briefly operation of START button contacts 13-14 and 23-24 close after a delay of approximately 100 ms. If there is an emergency stop the contacts return to their normal position without delay. Suitable up to category 4; SIL3; PLe reachable START T34 T11 T22 Not- Halt/ ESTOP T33 T12 23 PE T44/ 13 T34 T11 START Not- Halt/ ESTOP T33 T12 T22 T44/ 13 PE 23