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704576 / 02

 

09 / 2020

Original operating instructions 

Safety relay 

with relay outputs  

and muting function

G2001S

UK

UK

Summary of Contents for G2001S

Page 1: ...704576 02 09 2020 Original operating instructions Safety relay with relay outputs and muting function G2001S UK UK ...

Page 2: ...ators 7 5 1 1 Connections 7 5 1 2 LED displays 7 5 1 3 LED states 8 6 Installation 9 7 Electrical connection 9 7 1 Supply voltage 9 7 2 Automatic or manual operation feedback contacts 10 7 3 Muting 11 7 4 Timeout 12 7 5 Override 13 7 6 Safety light curtains light grids 13 7 7 Output circuit 14 7 8 Overview 15 8 Operating modes 17 8 1 Automatic operation 17 8 2 Manual operation 17 8 2 1 Restart 17 ...

Page 3: ...3 UK 8 5 2 Override with command pulse 22 9 Scale drawing 22 10 Technical data 23 11 Fault diagnoses 24 12 Maintenance repair and disposal 25 13 Tests approvals 25 14 Terms and abbreviations 26 ...

Page 4: ...D off LED on LED flashes Important note Non compliance can result in malfunctions or interference Information Supplementary note 1 2 Warning signs used WARNING Warning of serious personal injury Death or serious irreversible injuries may result 2 Safety instructions Follow the operating instructions In case of non observance of instructions or standards especially when tampe ring with and or modif...

Page 5: ...l conditions 10 Technical data In case of special operating conditions please contact the manufacturer WARNING In case of improper handling of the product the safety and physical inte grity of operators and machinery cannot be guaranteed Death or serious irreversible injuries may result Observe all notes on installation and handling in these instructions The safety relay must only be used under th...

Page 6: ...equirements It must be ensured that the safety requirements of the respective application correspond to the requirements stated in these instructions The specified technical data indicated in these instructions must be complied with 4 1 2 Product dependent requirements The safety relay is only to be used for muting applications in conjunction with safety light curtains light grids The response tim...

Page 7: ...out 1 16 n c 5 Timeout 2 17 Input OSSD 1 6 Operating mode MAN AUTO 18 Input OSSD 2 7 Override 1 19 n c 8 Override 2 20 Feedback contact K1 K2 9 n c 21 Auxiliary output 10 Muting lamp 22 Relay output R2 11 Muting activation 23 Relay output R1 12 Relay output R2 24 Relay output R1 5 1 2 LED displays S1 yellow status muting sensor S1 IN green status OSSDs S2 yellow status muting sensor S2 FAIL red fa...

Page 8: ...ted No object detected Muting active Override request Description IN FAIL GUARD BREAK S1 S2 MUT LED IN FAIL GUARD BREAK green red red yellow green Switch on test Protected area interrupted relay outputs deactivated Protected area clear relay output deactivated waiting for restart Protected area clear relay outputs activated ...

Page 9: ...relay cables separately from sources of interference such as power lines Connection cables between safety relay and safety light curtains light grids of a length of more than 50 m must have a cross section of min 1 mm The safety relay is only to be used for muting applications in conjunction with safety light curtains light grids 7 1 Supply voltage The nominal voltage is 24 V DC This voltage may v...

Page 10: ...Automatic operation L L 6 15 Automatic activation without monitoring Automatic operation with monitoring of the feedback contacts L L 6 15 20 Release is made when the feedback contacts are closed Consider the current flowing through the feedback contacts 10 Technical data 1 Feedback contacts Manual operation 15 6 L L Activate the relay outputs Press and release restart 100 ms 1 Restart ...

Page 11: ...losed Press and release restart 100 ms Consider the current flowing through the feedback contacts 10 Technical data 1 Restart 2 Feedback contacts If no feedback contacts are used connect terminals 20 and 21 7 3 Muting Connection of 2 muting sensors Muting sensor S1 Muting sensor S2 L L 1 L L 2 Alignment of the muting sensors 8 4 1 ...

Page 12: ...ous signal or a pulse 1 s can be used 7 4 Timeout Timeout is a time limit of the muting function Timeout 30 seconds L L 5 4 The muting function ends after 30 s Unlimited timeout L L 5 4 When the muting function has started it is available for an unlimited period of time as long as the muting sensors detect an object If unlimited timeout is used additional measures are to be taken to avoid a perman...

Page 13: ... pulse must be applied simultaneously to both terminals within 400 ms 1 Key operated switch Override with command pulse L L 8 7 The command pulse must invert the condition of terminals 7 and 8 within 400 ms 1 Override button 7 6 Safety light curtains light grids Do not short circuit terminals 17 and 18 18 17 Connect the OSSD signals to terminals 17 and 18 ...

Page 14: ...the table below Min voltage 18 V DC Min current 20 mA Max voltage 250 V AC Max current 2 A 21 Input SPS The auxiliary output terminal 21 provides a non safety related signal for communication to a PLC The signal corresponds to the relay outputs 23 24 or 12 22 Check the proper function of the entire safety system safety relay and safety light curtains light grids after electrical connection Interru...

Page 15: ... DC PE Sensor 2 Timeout 1 Restart Input OSSD 1 Input OSSD 2 K1 K2 feedback Override 1 Override 2 Muting lamp Muting enable n c Auxiliary output n c n c Timeout 2 MAN AUTO 3 5 6 4 9 10 11 12 2 7 8 K1 K2 13 14 15 16 17 18 19 20 21 22 23 24 1 K1 K2 feedback contacts If no feedback contacts are used connect terminals 20 and 21 ...

Page 16: ...meout 1 Restart Input OSSD 1 Input OSSD 2 K1 K2 feedback Override 1 Override 2 Muting lamp Muting enable n c Auxiliary output n c n c Timeout 2 MAN AUTO 3 5 6 4 9 10 11 12 2 7 8 K1 K2 13 14 15 16 17 18 19 20 21 22 23 24 1 K1 K2 feedback contacts 2 Restart button If no feedback contacts are used connect terminals 20 and 21 ...

Page 17: ... 0 8 2 Manual operation Operation in the manual mode is always necessary when passage to a hazar dous area is to be monitored persons can be present in the hazardous area after accessing the protected area without being detected The relay 1 and relay 2 outputs become active when the protected area is clear and restart is activated via a restart button or via a respective pulse 100 ms on the input ...

Page 18: ...cted The auxiliary contacts of K1 and K2 must be able to switch a current of 20 mA and a voltage of 24 V DC Suitable interference suppressors on the coil end of K1 and K2 prolong the life of the internal relays 8 4 Muting Muting is the temporary suspension of the protective function of safety light cur tains light grids to transport objects through a hazardous area as planned The muting sensors de...

Page 19: ...afety light grid 5 Object 6 Hazardous area Align the muting sensors so that they can detect objects before they enter the hazardous area If an object is detected by both muting sensors S1 and S2 within 4 s the mu ting function is active and the object can travel through the hazardous area Both muting sensors must carry a high signal 24 V while the muting function is active Muting ends with one of ...

Page 20: ...ing sensor 2 Time limit Protected area clear interrupted Muting Timer Muting enable Relay outputs Muting ends after the time limit timeout 30 s has elapsed 24 0 s 24 0 4 30 0 02 V 24 0 24 0 24 0 24 0 24 0 24 0 Muting sensor 1 Muting sensor 2 Time limit Protected area clear interrupted Muting Timer Muting enable Relay outputs ...

Page 21: ...s light grids are inactive and or at least one muting sensor detects an object The MUT LED lights during the whole override function 5 1 2 LED displays Regularly check the function of the LED displays The following types of override can be configured override with continuous command override with command pulse 8 5 1 Override with continuous command Activate key operated switch Bridging the safety ...

Page 22: ...max 30 subsequent override command pulses max total time of the override function 60 min The override function ends automatically with clear protected area and free muting sensors or when the 15 min have elapsed and the GUARD function will be activa ted without any further command The timer for the override command pulses and the total time of the override function will be reset to 0 9 Scale drawi...

Page 23: ... curtains light grids to be connected 1 with OSSD outputs Input muting sensors 2 sensors 24 V DC PNP dark on mode Input muting activation 24 V DC PNP Output muting lamp 24 V DC 0 5 5 W Power on delay time 12 s Response time on safety request 20 ms Min load current of the feedback contacts 20 mA 24 V Current rating auxiliary output terminal 21 max 100 mA 20 C Ambient temperature 0 55 C Protection r...

Page 24: ...ration or muting timeout exceeded 3 Fault of the external relay K1 K2 4 Error muting sensor 5 Override with command pulse not available 6 Description IN FAIL GUARD BREAK S1 S2 MUT LED IN FAIL GUARD BREAK green red red pulses Internal fault 2 Fault of the internal relay 3 Fault of the external relay K1 K2 4 Wrong output configuration 5 Configuration changed without restart make a restart 6 Possible...

Page 25: ...ied by TÜV Süd The safety relay was developed and tested in accordance with for example the following direc tives and standards 2006 42 EC European machinery directive 2004 108 EC EMC Directive EN ISO 13849 1 2006 Safety of machinery safety related parts of control systems IEC 61496 Safety of machinery Electro sensitive protective equipment IEC 62061 Safety of Machinery Functional safety of safety...

Page 26: ...erage MTTF Mean Time to Failure MTTFd Mean Time To Dangerous Failure OSSD Output Signal Switching Device Output signal switch element static safety related output PFH PFHD Probability of dangerous Failure per Hour PL Performance Level PL to EN ISO 13849 1 SIL Safety Integrity Level SIL 1 4 to IEC 61508 PLC Programmable Logic Controller Technical data and further information at www ifm com Select y...

Page 27: ...27 UK ...

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