Wenglor SG4-I Operating Instructions Manual Download Page 1

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Available as PDF only

Status: 17.10.2017

Version: 12

www.wenglor.com

SG4-I

Safety Light Curtain

Operating instructions

Summary of Contents for SG4-I

Page 1: ...Available as PDF only Status 17 10 2017 Version 12 www wenglor com EN SG4 I Safety Light Curtain Operating instructions...

Page 2: ...nection and Installation to the Machine 14 4 1 Installation 14 4 2 Default Settings 16 5 Operating the Light Curtain 17 5 1 Pilot Beam 17 5 2 Adjustment 17 5 2 1 Using the Aligning Tool 17 5 2 2 Adjus...

Page 3: ...tally Sound Disposal 52 11 Dimensional Drawings 52 11 1 Finger Protection Emitter 52 11 2 Finger Protection Receiver 52 11 3 Hand Protection Emitter 53 11 4 Hand Protection Receiver 53 11 5 Mounting B...

Page 4: ...or may stop an action which has already been started Use of the light curtain is only permissible if Hazardous motion can be stopped by electrical means using the light curtain s safety output Adequat...

Page 5: ...3 1 Single Curtain Protection Example securing an area 1 3 2 Cascading Two Light Curtains Example securing off an area plus side stepping protection 1 3 3 Use at Brake Presses Example floating blanki...

Page 6: ...g mode is the same as Fix Blanking except that in this case the object for example a cable or a cutting edge is permitted to move within the safety field Any other intrusions into the safety field cau...

Page 7: ...050 severity of injury frequency and duration of hazardous motion etc Chapter 3 1 Chapter 3 2 Chapter 3 3 Chapter 5 4 Chapter 3 2 Chapter 3 4 Chapter 4 1 Chapter 4 Chapter 5 2 Chapter 5 3 Chapter 5 3...

Page 8: ...power operated machinery and correct installation in accordance with these safety precautions The cascading terminals on the sensor and the receiver may only be used to connect additional Safety Ligh...

Page 9: ...r the safety field must be prevented in any case It must be impossible to approach the point of danger without passing through the safety field The safety field is located between the line at which li...

Page 10: ...n does not result in immediate stop ping of the machine over travel time T must be taken into consideration The distance between the safety field and the point of danger must thus be large enough to a...

Page 11: ...zone from underneath the safety field may go unde tected In the case of children undetected access may occur at a height of only 200 mm The lowest permissible safety field installation height H min d...

Page 12: ...clearances S are less than 100 mm a minimum clearance of S 100 mm applies This example demonstrates that calculations must always be performed using both approach speeds Example 2 Light curtain with a...

Page 13: ...ween reflective objects and the optical axis must be maintained Beam angles are taken from the IEC 61496 2 standard They represent worst case values Actual values are lower Danger Zone reflective obje...

Page 14: ...ss functioning of the light curtain the two matched components emitter and receiver must be aligned to one another It is advisable to mount the light cur tain for initial start up such that alignment...

Page 15: ...Failure RD Display 2 Display 1 Blanking Alignment YE OSSD off RD OSSD on GN Dip Switch S1 2 1 3 4 4 2 6 1 3 5 7 8 24 V 0 V Plug Receiver Contactor Monitor Acknowledge OSSD 1 24 V Safety PLC Cat 4 PL...

Page 16: ...iver Serial Communication Cascading Timing Restart Inhibit 8 7 6 5 4 3 2 1 ON OFF Contactor Monitoring Reduced Resolution Fix Blanking S1 4 2 Default Settings The Light Curtain offers various types of...

Page 17: ...alignment has been achieved this value must be ac cepted by means of the Enter key 5 2 1 Using the Aligning Tool The RF aligning tool is extremely helpful thanks to the use of visible red light The fu...

Page 18: ...4 3 2 1 ON OFF Contactor Monitoring Reduced Resolution Fix Blanking S1 Function Mode Safety Operation Mode DIP Switch Settings Receiver yes Improve alignment no Distance transmitter receiver Without...

Page 19: ...led after the safety field has been interrupted until the acknowledgement button has been activated If the restart inhibit function has been activated start up inhibit is active as well This means tha...

Page 20: ...splay 1 Blanking Alignment YE OSSD off RD OSSD on GN Dip Switch S1 2 1 3 4 4 2 6 1 3 5 7 8 24 V 0 V Plug Receiver Plug Emitter Contactor Monitor Acknowledge OSSD 1 24 V Safety PLC Cat 4 PL e SIL3 or S...

Page 21: ...2 1 ON OFF Contactor Monitoring Reduced Resolution Fix Blanking S1 Display at Receiver Function Mode Restart Inhibit 5 3 3 Contactor Monitoring The contactor monitoring function ascertains whether or...

Page 22: ...off RD OSSD on GN Dip Switch S1 2 1 3 4 4 2 6 1 3 5 7 8 24 V 0 V Plug Receiver Plug Emitter Load Circuit A Load Circuit A Load Circuit A Load Circuit A Load Circuit B Load Circuit B Load Circuit B Loa...

Page 23: ...ing Restart Inhibit 8 7 6 5 4 3 2 1 ON OFF Contactor Monitoring Reduced Resolution Fix Blanking S1 Display at Receiver Function Mode Contactor Monitoring 5 4 Blanking Options All of the blanking optio...

Page 24: ...If the object is removed from the path of a blanked beam the safety output is switched immediately In the fix blanking mode resolution is the same as it would be without blanking i e 14 mm 30 mm or r...

Page 25: ...ilure RD Display 2 Display 1 Blanking Alignment YE OSSD off RD OSSD on GN Dip Switch S1 2 1 3 4 4 2 6 1 3 5 7 8 24 V 0 V Plug Receiver Contactor Monitor Acknowledge OSSD 1 24 V Safety PLC Cat 4 PL e S...

Page 26: ...splay and does the failure LED blink The light curtain boots and enables the outputs The light curtain is ready for operation Display at Receiver Serial Communication Cascading Timing Restart Inhibit...

Page 27: ...ety field without causing the safety output to switch The beams which are obstructed by the objects are adapted to the re spective size of the object and are muted accordingly There is a limit to the...

Page 28: ...Dip Switch S1 2 1 3 4 4 2 6 1 3 5 7 8 24 V Plug Receiver Contactor Monitor Acknowledge OSSD 1 24 V Safety PLC Cat 4 PL e SIL3 or Safety Relay 24 V OSSD 2 0 V Earth shield 0 V Plug Emitter Earth shield...

Page 29: ...3 Calculating Safety Clearance Whether or not penetration into the exclusion area is possible plays a significant role in calculating safety clearance The exclusion area results from the maximum numbe...

Page 30: ...herwise used to determine resolution Table Resulting Resolution with Floating Blanking and Auto Floating Blanking Max Number of Floating Beams wsafe Resolution d for SG4 14 finger protection 7 mm Step...

Page 31: ...0 0257 s 850 mm 891 12 mm 2nd sample calculation SG4 30Ix030C1 Assuming Light Curtain response time t1 5 7 ms Machine over travel time t2 20 ms Approach speed K 2000 ms 4 obstructed beams d 98 mm Beca...

Page 32: ...unction is performed via the serial interface by means of a host PC 5 4 3 1 Principle Active Time Limiting If the safety field of a light curtain with floating blanking is entirely free of obstruction...

Page 33: ...is made like in case of Floating Blanking section 5 4 2 2 Schematic Diagram Auto Floating Blanking 8 Serial Communication 7 Timing 6 Cascading 5 Reduced Resolution 3 Fix Blanking 2 Contactor Monitorin...

Page 34: ...PLC or relay Pin 4 Acknowledge free Pin 5 Contactor monitor free Pin 6 OSSD 2 output PLC or relay Pin 7 Ground 0 V Supply Voltage 0 V Pin 8 Earth shield Operational earth The object may be moved in t...

Page 35: ...rupted Beams Reduced Resolution 3 Interrupted Beams Additionally interrupted beams A certain number of adjacent beams can be interrupted with reduced resolution without causing the safety output to sw...

Page 36: ...n Failure RD Display 2 Display 1 Blanking Alignment YE OSSD off RD OSSD on GN Dip Switch S1 2 1 3 4 4 2 6 1 3 5 7 8 24 V Plug Receiver Contactor Monitor Acknowledge OSSD 1 24 V Safety PLC Cat 4 PL e S...

Page 37: ...ress the enter button on the receiver Does 00 appear at the display and does the failure LED blink The light curtain boots and enables the outputs The light curtain is ready for operation Display at R...

Page 38: ...4 mm Assuming Light Curtain response time t1 26 ms Machine over travel time t2 20 ms S K T 8 d 14 mm Example 1 light curtain resolution d 14 mm electronically reduced to 35 mm vertical installation S...

Page 39: ...max number of floating beams must be taken into consid eration Corresponds to selected elec tronically reduced resolution Read out at display 1 6 interface is active 7 interface is active 8 interface...

Page 40: ...d 1 Safety Field 2 The safety output at receiver 1 is active and is connected to the machine in accordance with applicable regula tions The cascading DIP switch is set at receiver 1 The cascading DIP...

Page 41: ...lanking 2 Contactor Monitoring 1 Restart Inhibit 8 Serial Communication 7 Timing 6 Cascading 5 Reduced Resolution 3 Fix Blanking 2 Contactor Monitoring 1 Restart Inhibit 89 2 88 Plug Receiver 2 Socket...

Page 42: ...external warning indicator lamp isn t possible Activated Activated Acts of common output The function affects both safety fields but the warning indicator lamp does only indicate the status of safety...

Page 43: ...ing Timing Restart Inhibit 8 7 6 5 4 3 2 1 ON OFF Contactor Monitoring Reduced Resolution Fix Blanking S1 Display at Receiver or FF Emitter switched off 00 Emitter switched ont In order to reset to st...

Page 44: ...relay contact Two channel redundant wiring must also be observed when the relay unit is utilized Both contacts must be used for load current control Response times are increased by 8 ms when the rela...

Page 45: ...ceiver Terminal 13 Unused Terminal 14 Contactor monitor Pin 5 socket 1 receiver Terminal 15 24 V Pin 2 socket 1 receiver Terminal 16 Unused DIP Switch Settings Receiver Serial Communication Cascading...

Page 46: ...tions for the host software can be downloaded from the wenglor website at www wenglor com That encloses Creation of various operating profiles Set up of users with various authority levels Safety fiel...

Page 47: ...ttings Receiver Serial Communication Cascading Timing Restart Inhibit 8 7 6 5 4 3 2 1 ON OFF Contactor Monitoring Reduced Resolution Fix Blanking S1 6 4 Path Folding Mirror Emitter Receiver Danger Zon...

Page 48: ...1 Activated 2 Activated 3 Activated Activated 4 Activated 5 Activated Activated 6 Activated Activated 7 Activated Activated Activated 8 Serial Communication 7 Timing 6 Cascading 5 Reduced Resolution 3...

Page 49: ...utton receiver 1C 4C Connection to the contactor not duly con tactor monitoring activated by mistake Contactor and cabling control Push enter button receiver 1D 4D Connection to slave savety barrier h...

Page 50: ...nsmitter receiver Without deflection mirror With 1 deflection mirror With 2 deflection mirrors Degree of alignment 3 m 2 7 m 2 4 m 96 imperatively necessary 3 7 m finger protection 3 20 m hand protect...

Page 51: ...ates the machine when work begins and whenever a new shift is started The effectiveness of the ESPE must be tested with supply power to the ESPE switched on and supply power to the hazardous motion of...

Page 52: ...englor sensoric gmbh does not accept the return of unusable or irreparable devices 11 Dimensional Drawings 11 1 Finger Protection Emitter Overall Length in mm dimension G Finger protec tion Safety Fie...

Page 53: ...C1 1499 7 1381 8 SG4 30IS150C1 1649 9 1532 0 SG4 30IS165C1 1800 1 1682 2 SG4 30IS180C1 1950 3 1832 4 11 4 Hand Protection Receiver Overall Length in mm dimension G Hand protec tion Safety Field Height...

Page 54: ...nse time Emitter S or Receiver E Type Designation Field Height in mm Number of Beams Response Time in ms t1 SG4 14Ix015C1 164 21 6 SG4 14Ix030C1 314 42 11 SG4 14Ix045C1 464 63 16 SG4 14Ix060C1 614 84...

Page 55: ...istance between OSSD and load 1 W Signal output 1 ea semiconductor PNP 200 mA Short circuit proof yes Overload protection yes Interface Specification RS 485 Baud rate 9600 Baud Configuration 8 N1 Cont...

Page 56: ...R 22 W C 0 22 F Dimensions 114 5 99 22 6 Conductor cross section 0 2 2 5 mm Protection IP20 Mounting 35 mm top hat rail per EN 60715 Fuse Required 4 A delay fuse Contact Resistance 100 mW 1 A 24 V DC...

Page 57: ...t Plug Angle Plug Straight Plug Angle Plug PUR 88 S17 88 S17 89 S74 89 S74 2 m S88 2MPUR S88W 2MPUR ZAS89R201 ZAS89R202 5 m S88W 5MPUR ZAS89R501 ZAS89R502 10 m S88 10MPUR S88W 10MPUR ZAS89R601 ZAS89R6...

Page 58: ...measures protected against manipulation Yes No Have additional mechanical protective measures been installed which prevent reaching under over or around the safety field and are they protected agains...

Page 59: ...59 15 EU Declaration of Conformity Subject to change without notice Translation of the Original Operating Instruction...

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