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IFM Electronic G1501S, Original Operating Instructions, Page: 27 / 49

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IFM Electronic G1501S Original Operating Instructions Download Page 27

27

UK

8.3  Two-hand control using electronic sensors/switches

Example of electronic sensors/switches: 

• 

Capacitive sensors

For product selection see www�ifm�com
This wiring meets the requirements type IIIB to EN 574� Use up to type IIIC is 

possible using corresponding sensors/switches with two independent switching 

elements, internal plausibility check and protected or screened wires� 

8.3.1  Connection

Connection of two 2-wire DC:

G1501S

1:  Electronic fail-safe sensor 1

2:  Electronic fail-safe sensor 2

Summary of Contents for G1501S

Page 1: ...706199 00 04 2012 Original operating instructions Safety relay with relay outputs G1501S UK ...

Page 2: ...dback contacts monitored or automatic start 11 7 3 Output circuit 12 8 Connection Function Fault diagnosis 13 8 1 Safety relay for fail safe sensors switches with 2 PNP outputs 14 8 1 1 Connection 14 8 1 2 Function 15 8 1 3 Fault diagnosis 18 8 2 Safety relay for clocked fail safe sensors 20 8 2 1 Connection 20 8 2 2 Function 23 8 2 3 Fault diagnosis 24 8 3 Two hand control using electronic sensor...

Page 3: ...2 channel fail safe sensors switches with contact output and without simultaneity monitoring 39 8 5 1 Connection 39 8 5 2 Function 40 8 5 3 Fault diagnosis 42 9 Scale drawing 45 10 Technical data 45 11 Tests approvals 47 12 Terms and abbreviations 48 ...

Page 4: ... note 2 Safety instructions Follow the operating instructions Improper use may result in malfunctions of the unit This can lead to personal injury and or damage to property during operation of the machine For this reason note all remarks on installation and handling given in these instructions Also adhere to the safety instructions for the operation of the whole installation In case of non observa...

Page 5: ...nally before handling it Also disconnect any independently supplied relay load circuits After setup the system has to be subjected to a complete function check Only use the unit under the specified operating conditions 10 Technical data In case of special operating conditions please contact the manufacturer Use only as described below 4 ...

Page 6: ...nical switches or 2 channel fail safe sensors switches e g ESPE to EN 61496 1 with contact output with simultaneity monitoring Safety relay for mechanical switches or 2 channel fail safe sensors switches e g non contact safety devices EN 61496 1 with contact output and without simultaneity monitoring indefinite simultaneity The safe state is when the output contacts 13 14 or 23 24 are open ifm ele...

Page 7: ...y circuits connected to the system By taking administrative measures in the application it must be ensured that the safety relays type G1501S in operation are subjected to a self test switching off within a period of maximum 12 months intermittent operation the safety related relay contacts are protected using a suitable fuse of 3 6 A as short circuit overload protection The self test can be carri...

Page 8: ...w Triggering of the relay output channel 1 K2 LED yellow Triggering of the relay output channel 2 E1 LED yellow Input signal channel 1 or TE for clocked sensor E2 LED yellow Input signal channel 2 or A for clocked sensor Power LED green Voltage supply Fault LED red Fault start up C1 13 14 Connection of relay output without delay 1 x normally open closed when enabled C2 23 24 Connection of relay ou...

Page 9: ...9 UK 5 2 Block diagram POWER INPUT CIRCUIT OUTPUT CIRCUIT MCU 1 CONTROLLER K1 MCU 2 CONTROLLER K2 Y4 Y1 L L Y5 Y2 S34 S43 Y7 S33 S44 Y6 14 24 13 23 ...

Page 10: ...a fault the voltage can exceed the value of 60 V DC for a maximum of 200 ms but must not exceed the value of 120 V DC Connect supply voltage Manual reset For safety reasons the unit can only be restarted by separation from the supply voltage in case of a fault It is thus recommended to install a RESET switch in series with the L circuit After power on or a RESET the unit carries out self diagnosti...

Page 11: ... data 1 Feedback contact Monitored start Activate the relay outputs Press and release the start button 50 ms This function is not active when used as two hand control 2 Start button Monitoring of the feedback contacts normally closed for monitored start Activate the relay outputs Feedback contacts are closed Press and release the start button 50 ms This function is not active when used as two hand...

Page 12: ...minimum load conditions 10 Technical data A2 Y4 Y5 Y6 Y7 Output Y7 provides a non safety related signal for communication to a plc The signal corresponds to that triggering the relays at the outputs 13 14 and 23 24 The output data is compatible with the input data of the current sinking inputs of type 1 2 3 to EN 61131 2 1 Input 2 PLC ...

Page 13: ... 574 type IIIC with electronic sensors switches 4 Two hand control to EN 574 type IIIC with mechanical switches safety relay for mechanical switches or 2 channel fail safe sensors switches e g ESPE to EN 61496 1 with contact output with simultaneity monitoring 5 Safety relay for mechanical switches or 2 channel fail safe sensors switches e g non contact safety devices EN 61496 1 with contact outpu...

Page 14: ...s Fail safe inductive sensor GM701S Light barrier Light curtain ESPE to EN 61496 1 Laser scanner 8 1 1 Connection Fail safe sensor switch with a current consumption of 50 mA G1501S 1 Fail safe sensor switch Fail safe sensor switch with a current consumption of 50 mA 24 V DC G1501S 1 Fail safe sensor switch ...

Page 15: ...15 UK 8 1 2 Function Input circuit Output status LED display Stop flashing Activate inputs in correct time sequence fig above ...

Page 16: ...16 Input circuit Output status LED display ...

Page 17: ...17 UK Input circuit Output status LED display ...

Page 18: ... supply Wire break Feedback contacts open Check wiring Switch the safety relay off and on again When voltage is applied Feedback contacts open Check output circuit Check feedback contacts Exchange external contactor Wiring fault Short circuit Inputs S34 and S43 1 when voltage is applied Check wiring Switch the fail safe sensor switch off and on again Short circuit S33 S43 Check wiring Short circui...

Page 19: ...r supply Overvoltage Undervoltage Check wiring Check power supply Undervoltage Check wiring Check power supply Short circuits Check wiring Input S43 active more than 0 5 s after input S34 8 1 2 Feedback contact error Short circuit S34 S44 Check wiring Switch the fail safe sensor switch off and on again ...

Page 20: ...fe inductive sensor GM504S Up to 10 clocked fail safe sensors can be connected to one safety relay 8 2 1 Connection Connection of one fail safe sensor switch G1501S 1 Fail safe sensor switch Connection of 2 fail safe sensors switches G1501S 1 Fail safe sensor switch 1 2 Fail safe sensor switch 2 ...

Page 21: ... Fail safe sensor switch 1 2 Fail safe sensor switch 2 3 E11569 4 e g E10884 5 e g E10662 wh white bk black bn brown bu blue Connection of 3 to 10 fail safe sensors switches 24 V DC G1501S 1 Fail safe sensor switch 1 2 Fail safe sensor switch 2 3 Fail safe sensor switch 3 ...

Page 22: ... the safety splitter box E11569 is recommended 24 V DC G1501S 1 Fail safe sensor switch 1 2 Fail safe sensor switch 2 3 Fail safe sensor switch 3 4 E11569 5 e g E10884 6 e g E10662 wh white bk black bn brown bu blue ...

Page 23: ...23 UK 8 2 2 Function Input circuit Output status LED display 1 First or last fail safe sensor switch of a row of sensors switches 2 td max 16 ms ...

Page 24: ... Check power supply Wire break Feedback contacts open Time dependent contacts Check wiring Switch the safety relay off and on again When voltage is applied Feedback contacts open Check output circuit Check feedback contacts Exchange external contactor Short circuit Connection A1 A3 or A2 A3 reversed Check wiring Short circuit S43 L or S44 L Check wiring Short circuit S34 S44 or S33 S43 Check wirin...

Page 25: ...Short circuit S43 L or S34 S44 Check wiring Missing clock Wiring fault Connection A2 A3 reversed Short circuit S43 L Check wiring Overvoltage Undervoltage Check wiring Check power supply Overvoltage Undervoltage Check wiring Check power supply Undervoltage Check wiring Check power supply ...

Page 26: ...26 LED display Cause of the fault Troubleshooting Short circuits Check wiring ...

Page 27: ...w ifm com This wiring meets the requirements type IIIB to EN 574 Use up to type IIIC is possible using corresponding sensors switches with two independent switching elements internal plausibility check and protected or screened wires 8 3 1 Connection Connection of two 2 wire DC G1501S 1 Electronic fail safe sensor 1 2 Electronic fail safe sensor 2 ...

Page 28: ...28 8 3 2 Function Input circuit Output status LED display 1 Electronic fail safe sensor 1 2 Electronic fail safe sensor 2 ...

Page 29: ...29 UK Input circuit Output status LED display 1 Electronic fail safe sensor 1 2 Electronic fail safe sensor 2 ...

Page 30: ...ack contacts open Time dependent contacts Check wiring Switch the safety relay off and on again When voltage is applied Feedback contacts open Check output circuit Check feedback contacts Exchange external contactor Wiring fault Missing link Y4 Y5 Short circuit Inputs S34 and S43 activated when voltage is applied Check wiring Deactivate inputs and RESET or voltage failure Connections A3 A2 reverse...

Page 31: ...k power supply Overvoltage Undervoltage Check wiring Check power supply Undervoltage Check wiring Check power supply Short circuits Check wiring Inputs S34 and S43 not activated within 0 5 s 8 3 2 Feedback contact error Short circuit S34 S44 Check wiring Deactivate inputs and activate them again ...

Page 32: ...contacts of the mechanical switches must allow a minimum current of 6 mA 8 4 1 Connection Connection of two mechanical fail safe switches This wiring with only one normally open contact per sensor switch meets the requirements of type IIIB to EN 574 Use up to type IIIC is possible using corresponding sensors switches approved to EN 60947 5 1 annex K and protected or screened wires G1501S 1 Mechani...

Page 33: ...1501S 1 Mechanical switch 1 no positively driven contacts 2 Mechanical switch 2 no positively driven contacts Connection of a 2 channel fail safe sensor switch e g electro sensitive protective equipment ESPE to EN 61496 1 G1501S 1 Contact 1 of the ESPE 2 Contact 2 of the ESPE ...

Page 34: ...34 8 4 2 Function Input circuit Output status LED display N O contact activated ...

Page 35: ...35 UK Input circuit Output status LED display 1 Electronic fail safe sensor 1 2 Electronic fail safe sensor 1 ...

Page 36: ...36 Input circuit Output status LED display 1 Electronic fail safe sensor 1 2 Electronic fail safe sensor 2 N O contact activated ...

Page 37: ...k contacts open Time dependent contacts Check wiring Switch the safety relay off and on again When voltage is applied Feedback contacts open Check output circuit Check feedback contacts Exchange external contactor Wiring fault Missing link Y4 Y5 Short circuit Contacts closed when voltage is applied Check wiring Open contacts and RESET or voltage failure Connection A2 A3 reversed Check wiring Overv...

Page 38: ...ervoltage Check wiring Check power supply Undervoltage Check wiring Check power supply Short circuits Check wiring Inputs S34 and S43 not activated within 0 5 s 8 4 2 Feedback contact error Short circuit S34 S44 Check wiring Deactivate inputs and activate them again ...

Page 39: ... output and without simultaneity monitoring The 2 channel fail safe sensors switches are for example electro sensitive protective equipment ESPE to EN 61496 1 The contacts of the sensors switches must allow a minimum current of 6 mA 8 5 1 Connection G1501S 1 Mechanical switch 1 2 Mechanical switch 2 ...

Page 40: ...0 8 5 2 Function Input circuit Output status LED display 3 1 Fail safe sensor switch 1 2 Fail safe sensor switch 2 3 Order and time difference insignificant indefinite simultaneity N O contact activated ...

Page 41: ...41 UK Input circuit Output status LED display 1 Fail safe sensor switch 1 2 Fail safe sensor switch 2 N O contact activated ...

Page 42: ...oltage supply Overvoltage Check wiring Check power supply Short circuit Wire break Check wiring Short circuit Wire break Check wiring Short circuit Wire break Check wiring Feedback contacts open Wire break Check wiring When voltage is applied Feedback contacts open Check output circuit Check feedback contacts Exchange external contactor ...

Page 43: ...ing link Y4 Y5 Short circuit Check wiring Connection A2 A3 reversed Check wiring Missing link Y4 Y5 Check wiring Overvoltage Undervoltage Check wiring Check power supply Overvoltage Undervoltage Check wiring Check power supply Undervoltage Check wiring Check power supply ...

Page 44: ...44 LED display Cause of the fault Troubleshooting Short circuits Check wiring ...

Page 45: ...ype IIIC EN 574 Electrical design Relay Output function 2 safety related NO floating contacts 1 signal output positive switching Operating voltage 24 V DC 19 2 30 incl 5 residual ripple Contact rating 6 A 250 V AC 24 V DC min 6 mA Short circuit protection overload protection The contacts are to be protected by means of fuses with a nominal current of 3 6 A Current consumption 200 mA Function displ...

Page 46: ...U 18 V Y7 0 IR 300 µA 1 Isource 11 V 30 mA 15 V 15 mA Current through feedback contacts Y1 Y2 or Y1 Y6 6 mA Mission time TM Mission time 175 200 h Safety related reliability PFH 2 2 x 10 9 h MTTFD 136 years DC CCF Cat 99 80 4 B10D max 780000 Comments Additional comments concerning the cULus approval UL 508 Maximum ambient temperature 55 C in the control cabinet The safety functions were not assess...

Page 47: ...1 1996 category 4 safety of machinery safety related parts of control systems valid until 31 December 2011 EN ISO 13849 1 2008 category 4 PL e safety of machinery safety related parts of control systems DIN EN 60204 1 1997 where applicable Electrical equipment of machines DIN EN 574 type IIIC Safety of Machinery Two Hand Control Devices Functional Aspects Principles for Design IEC 61508 2000 2003 ...

Page 48: ...overage MTTF Mean Time to Failure Mean time to failure MTTFD Mean Time To Dangerous Failure Mean time to dangerous failure OSSD Output Signal Switching Device Switching output triggering the safety circuit PFH PFHD Probability of dangerous Failure per Hour Probability of a dangerous failure per hour PL Performance Level PL to EN ISO 13849 1 SIL Safety Integrity Level SIL 1 4 to IEC 61508 PLC Progr...

Page 49: ...49 UK ...

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