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IFM AC903S, Original Operating Instructions, Page: 10 / 23

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IFM AC903S Original Operating Instructions Download Page 10

10

 

►

Mount the safety switch positively�

 

►

Permanently connect the actuator to the safety guard so that it cannot be 

detached (e�g� using the enclosed non-removable screws), alternatively rivet 

or weld�

 

►

Fit an additional end stop for the movable part of the safety guard�

Observe EN ISO 14119:2013, sections 5�2 and 5�3, on mounting of a safety 

switch and an actuator�
Observe EN ISO 14119:2013, section 7, on measures to reduce the 

possibilities of bypassing�

6.1.1  Changing the actuating direction

A

D

B

C

 

►

Remove the screws from the actuating head�

 

►

Set the required direction�

 

►

Tighten the screws with 0�6 Nm�

 

►

Close the unused actuating slots with the supplied slot covers�

Summary of Contents for AC903S

Page 1: ...7390915 03 01 2017 Original operating instructions Safety switch with guard locking AC903S AC904S UK ...

Page 2: ...1 1 Changing the actuating direction 10 6 2 Protection against environmental influences 10 7 Electrical connection 11 7 1 Wiring 11 8 Set up 11 8 1 Setting of the AS Interface address 11 8 2 Configuration in the AS Interface safety monitor 11 8 2 1 Monitor with extended functions 12 9 Operation 13 9 1 LED indicators AS Interface status messages 13 10 Function check and troubleshooting 14 10 1 Mech...

Page 3: ...3 UK 15 Standards and approvals 22 15 1 Directives and standards 22 15 2 Approvals 22 ...

Page 4: ... during operation of the machine For this reason note all remarks on installation and handling given in this document Also adhere to the safety instructions for the operation of the whole installation In case of non observance of notes or standards especially when tampering with and or modifying the unit any liability and warranty is excluded The unit must be installed connected and put into opera...

Page 5: ...nected to the safety guard A complete safety related system normally consists of several signalling devices sensors evaluation units and concepts for a safe shut down The manufacturer of a machine or installation is responsible for a correct and safe overall function All safety instructions and specifications in the operating instructions of the AS Interface safety monitor must be adhered to 3 Ite...

Page 6: ...afety of machinery Functional safety of safety related electrical electronic and programmable electronic control systems EN ISO 13849 Safety of machinery Safety related parts of control systems EN 14119 Interlocking devices associated with guards EN 60204 1 Electrical equipment of machines The user is responsible for a safe integration of the device into a safe overall system Validate the whole sy...

Page 7: ...sequence comprising 8x4 bits via the AS Interface bus This code sequence is evaluated by an AS Interface safety monitor The positively driven contact SK for door monitoring is represented by the AS Interface input bits D0 and D1 The solenoid monitoring contact ÜK is represented by the AS Interface input bits D2 and D3 Configure the safety switch in the AS Interface safety monitor accordingly refer...

Page 8: ...nto the locked position by spring force AC904S The locking bolt passes into the locked position by applying the operating voltage of the solenoid The safety contacts close The whole safety code sequence 8 x 4 bits is transmitted via the AS Interface input bits D0 to D3 Deactivate the guard locking and open the safety guard AC903S Apply the operating voltage of the solenoid and release the guard lo...

Page 9: ...he locking screw Using a screwdriver turn the mechanical release by approx 180 in direction of the arrow The locking screw must be returned to its original position and sealed after use for example with sealing lacquer Carry out a function check after releasing the guard locking For further information please refer to the standard EN ISO 14119 2013 section 5 7 5 1 6 Installation Do not use safety ...

Page 10: ...e movable part of the safety guard Observe EN ISO 14119 2013 sections 5 2 and 5 3 on mounting of a safety switch and an actuator Observe EN ISO 14119 2013 section 7 on measures to reduce the possibilities of bypassing 6 1 1 Changing the actuating direction A D B C Remove the screws from the actuating head Set the required direction Tighten the screws with 0 6 Nm Close the unused actuating slots wi...

Page 11: ... system with an M12 connector and a 4 pole cable Additionally via a passive AS Interface splitter with a yellow AS Interface cable 2 4 3 1 1 AS Interface 2 not used 3 AS Interface 4 not used Observe the total current consumption from AS i chapter 12 8 Set up 8 1 Setting of the AS Interface address The address can be set before or after installation Set the AS Interface address of the safety switch...

Page 12: ...nel feature and the door contact are not tested in this configuration Take additional measures for testing outside the monitor 8 2 1 Monitor with extended functions For the monitor with extended functions the following configuration is possible dual channel conditionally dependent independent In 1 The guard locking is opened or closed via the output D0 When the guard locking is open the safety cir...

Page 13: ...h wrong IO ID reset active at slave red is lit green is flashing No data exchange between master and slave Cause slave address 0 red and green flashing device error in the slave red is flashing green is lit 1 LED green 2 LED red 3 LED red Fault 4 LED green Power Two additional function LEDs 1 2 can be connected via the AS Interface bus e g to indicate the door status The red LED 2 is connected via...

Page 14: ...d force activate the guard locking The machine must not start automatically It must not be possible to open the safety guard 3 Activate operation in the controller It must not be possible to deactivate the guard locking as long as the operation is active 4 Switch off the operation in the controller and deactivate the guard locking The safety guard must remain locked until there is no longer a risk...

Page 15: ...points correct switching function secure mounting of the components dirt and wear loose connectors Exclusion of liability under the following circumstances if the unit is not used for its intended purpose non compliance with the safety regulations installation and electrical connection by non authorised personnel failure to perform function checks ...

Page 16: ...16 11 Scale drawing 55 25 144 190 41 4 240 154 M12x1 30 38 5 44 50 46 4 ...

Page 17: ...action force 30 N not locked Retention force 20 N Locking force Fmax 2500 N Locking force FZh in accordance with the test principles GS ET 19 FZh Fmax 1 3 2000 N Weight approx 0 5 kg Switching principle SK ÜK positively driven slow action switching element Minimum travel and overtravel Approach direction horizontal h and vertical v actuator S standard 24 5 5 AS Interface specifications AS Interfac...

Page 18: ...rface voltage applied AS Interface LED Fault red offline phase or address 0 Reliability values to EN ISO 13849 1 B10d 5 x 106 13 Terms and abbreviations PL Performance level Capability of safety related parts to perform a safety function under predictable conditions to fulfil the expected risk reduction B10d Number of cycles at which 10 of the components have failed and caused danger ...

Page 19: ...diagnostics dual channel conditionally dependent protective equipment closed and locked code sequence green protective equipment closed but not locked half sequence 00 yellow flashing invalid state protective equipment open guard locking active 00 half sequence flashing red monitoring of the invalid state protective equipment open 00 00 red address 0 or communication disturbed grey ...

Page 20: ...rotective equipment closed and locked code sequence green protective equipment closed but not locked half sequence 00 red invalid state protective equipment open guard locking active 00 half sequence red protective equipment open 00 00 red address 0 or communication disturbed grey ...

Page 21: ...king has been open protective equipment closed but not locked half sequence 00 Yellow flashing if the protective equipment has been closed before Red if the protective equipment has been open before invalid state protective equipment open guard locking active 00 half sequence Yellow flashing if the protective equipment has been closed before Red if the protective equipment has been open before pro...

Page 22: ...The following standards and directives have been applied Machinery Directive 2006 42 EC EN ISO 13849 1 2016 EN 62026 2 2013 EN 60947 5 1 2004 2009 EN 60947 5 1 2004 2009 Annex K EN 14119 2013 15 2 Approvals EU declaration of conformity UL cULus AS i certificate ...

Page 23: ...23 UK ...

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