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ZQ 700 AS

Operating instructions
Pull-wire emergency-stop switches

EN

7.  Set-up and maintenance

7.1  Functional testing

The safety function of the safety components must be tested The 
following conditions must be previously checked and met:
1 Check the correct fitting of the pull-wire emergency stop switch
2 Check the integrity of the cable entry and connections
3 Check the switch enclosure for damage
4 Check the functionality of the switch by actuating the wire
5 Check the cable tensioning by means of the position indicator

7.2  Maintenance

A regular visual inspection and functional test, including the following 
steps, is recommended:
1 Check the functionality of the switch by actuating the wire
2 Check the cable entries and the wire connections
3 Remove particles of dust and soiling
4  Check the wire tension through the wire position indication and  

check the wire and the wire guides for damages and proper fitting

Damaged or defective components must be replaced.

8.  Disassembly and disposal

8.1  Disassembly

The safety switchgear must be disassembled in a de-energised  
condition only

8.2  Disposal

The safety switchgear must be disposed of in an appropriate manner in 
accordance with the national prescriptions and legislations

Summary of Contents for ZQ 700 AS

Page 1: ...he entire machinery or plant The safety switchgear must be exclusively used in accordance with the versions listed below or for the applications authorised by the manufac turer Detailed information regarding the range of applications can be found in the chapter Product description 1 5 General safety instructions The user must observe the safety instructions in this operating instruc tions manual t...

Page 2: ... switching elements have 2 contacts in tensioned condition the NC contacts are closed After actuation of the switching function a latching mechanism main tains the stop command until the switch is released by pushing the blue reset button Prior to the reset of the stop signal the reason why the switch has been actuated must be determined The switch can only be reset if the switch is correctly pre ...

Page 3: ...ibrations in the wire on machines with high vibrations it is recommended to realise the individu al support length differently Assembly refer to image 2 6 4 2 3 6 5 6 1 0 1m 2 5m max 10m 4 6 3 2 A B 9 8 2 3 0 1m 2 5m max 10m 1 8 2 7 A B 3 9 Image 2 mounting of the components Key 1 Pull wire with red PVC sheath Ø 5 mm steel core Ø 3 mm 2 Eyebolt 3 Nut 4 Wire clamp 5 Tensioner 6 Wire thimble 7 Shack...

Page 4: ...ion time typically 0 1 0 5 s The configuration of the safety monitor must be tested and confirmed by a qualified and authorised safety expert safety engineer 5 3 Status signal safety release The safety release status signal from a Safety at Work slave can be cyclically queried by the control system through the AS i master To thiseffect the 4 input bits with the varying SaW code of a Safety at Work...

Page 5: ...ion indicator 7 2 Maintenance A regular visual inspection and functional test including the following steps is recommended 1 Check the functionality of the switch by actuating the wire 2 Check the cable entries and the wire connections 3 Remove particles of dust and soiling 4 Check the wire tension through the wire position indication and check the wire and the wire guides for damages and proper f...

Page 6: ...iver Wacker Möddinghofe 30 42279 Wuppertal 9 Appendix 9 1 EC Declaration of conformity K A Schmersal GmbH Co KG Möddinghofe 30 D 42279 Wuppertal Postfach 24 02 63 D 42232 Wuppertal Phone 49 0 2 02 64 74 0 Telefax 49 0 2 02 64 74 1 00 E Mail info schmersal com Internet http www schmersal com Place and date of issue Wuppertal September 9 2014 Authorised signature Philip Schmersal Managing Director E...

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