SK 37 / SK 38 - ASO Safety

SK 37 / SK 38 Safety Relay
1. Contents
1. �ontents. . . . . . . . . . . . . . . . . . . . . . . 13
2. General sa�et�� regulations and protective measures 13
3. General . . . . . . . . . . . . . . . . . . . . . . . 14
4. Proper use. . . . . . . . . . . . . . . . . . . . . . 14
5. Device overview. . . . . . . . . . . . . . . . . . . 15
5.1 Signal indicators. . . . . . . . . . . . . . . . . . . . . . 15
5.2 �onnection terminals . . . . . . . . . . . . . . . . . . . 15
5.3 Versions . . . . . . . . . . . . . . . . . . . . . . . . . . 15
5.4 Operating modes . . . . . . . . . . . . . . . . . . . . . 16
5.5 DIP switches �or setting the operating mode . . . . . . . 16
6. Mechanical mounting . . . . . . . . . . . . . . . . 17
7. Electrical commissioning . . . . . . . . . . . . . . 17
7.1 Prerequisites . . . . . . . . . . . . . . . . . . . . . . . 17
7.2 Electrical connection . . . . . . . . . . . . . . . . . . . 18
7.3 �onnection o� multiple sensors . . . . . . . . . . . . . . 18
7.4 Special �eatures o� the sa�et��-related semiconductor
outputs . . . . . . . . . . . . . . . . . . . . . . . . . . 18
7.5 Functional test. . . . . . . . . . . . . . . . . . . . . . . 19
8. Error diagnosis . . . . . . . . . . . . . . . . . . . 19
9. Examples o� use. . . . . . . . . . . . . . . . . . . 20
10. Taking out o� service and disposal . . . . . . . . . 20
11. Technical specifications . . . . . . . . . . . . . . . 20
12. E� declaration o� con�ormit�� . . . . . . . . . . . . 21
We reserve the right to make technical and operationally relevant changes
to the products and devices described in this documentation at any time
and without prior notice.
2. General safety regulations and protective measures
• The manu�acturer and users o� the plant / machine on which the protection is being used are
responsible �or implementing and �ollowing all applicable sa�et�� regulations and rules.
• When used in conjunction with the higher-order controller, the protection guarantees �unctional
sa�et��, but not the sa�et�� o� the entire plant / machine. The sa�et�� o� the entire plant / machine
must, there�ore, be assessed be�ore using the device.
• The operating instructions must alwa��s be available at the place o� installation o� the protection.
The�� must be read thoroughl�� and observed b�� all persons involved in the operation, maintenance
and servicing o� the protection.
English
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