EUCHNER ESM-CB Operating Instructions Manual Download Page 1

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Operating Instructions

Safety Relay with IO-Link

for emergency stop, safety door and light grid monitoring

ESM-CB

Summary of Contents for ESM-CB

Page 1: ...EN Operating Instructions Safety Relay with IO Link for emergency stop safety door and light grid monitoring ESM CB ...

Page 2: ...fety related control system 8 6 1 2 Chain reset 8 6 2 Block diagram 9 6 2 1 Insulation coordination 9 6 3 Communication and functions with BR safety switches 10 6 3 1 Diagnostic data 10 6 3 2 Hot plugging replacing a BR safety switch 10 6 4 Function of monitoring output OM 10 7 Mounting 11 8 Electrical connection 12 8 1 Terminal assignment 13 8 2 Signaling device connection variants 14 8 2 1 Senso...

Page 3: ... Input data 24 14 3 2 General description of the process data 25 14 3 3 Output data 25 14 4 Acyclical data device data and events 26 14 4 1 Writing and reading services 26 14 5 Communication with BR devices 28 14 6 Error table for BR devices 29 15 Technical data 30 15 1 Safety relay ESM CB 30 15 2 Function and time diagrams 35 15 2 1 Time diagram for automatic start 35 15 2 2 Time diagram for manu...

Page 4: ... Document on CD DANGER WARNING CAUTION Safety precautions Danger of death or severe injuries Warning about possible injuries Caution slight injuries possible NOTICE Important Notice about possible device damage Important information Tip Useful information 1 4 Supplementary documents The overall documentation for this device consists of the following documents Document title document number Content...

Page 5: ... Safety of machinery General principles for design Risk assessment and risk reduction Ì Ì EN IEC 62061 Safety of machinery Functional safety of safety related electrical electronic and programmable elec tronic control systems Correct use includes observing the relevant requirements for installation and operation e g Ì Ì EN ISO 13849 1 Safety of machinery Safety related parts of control systems Par...

Page 6: ...n the sensor circuit Dual channel sensor circuit Ì Ì The dual channel sensor circuit is connected equivalently Ì Ì The safety relay detects short circuits in the sensor circuit when wired accordingly See chapter 8 2 Signaling device connection variants 3 2 Starting behavior Start conditions Ì Ì Both sensor circuits are closed Ì Ì Enable signal present The enable signal is a signal sent from the co...

Page 7: ...rsonnel possessing the following knowledge specialist knowledge in handling safety components knowledge about the applicable EMC regulations knowledge about the applicable regulations on operational safety and accident prevention Ì Ì The number of teach in and switching operations is saved in the internal memory of the evaluation unit If necessary this memory can be read by the manufacturer Import...

Page 8: ... Enabling from the non safety related control system The safety contacts of the safety relay can be controlled via a non safety related enable signal via IO Link communication The start button does not have to be pressed again When the safety relay detects an IO Link connection the enable signal must be set accordingly via IO Link communication for operation This function is not relevant to safety...

Page 9: ...nnel 1 S34 OSSD sensor circuit S2 input channel 2 13 14 Safety contacts non time delay 23 24 ID C Safety switch diagnostic input OM Digital monitoring output L L IO Link supply C Q IO Link switching and communication line 6 2 1 Insulation coordination WARNING Loss of electrical safety Ì Ì Take measures outside the device to limit transient overvoltages to the respective valve for over voltage cate...

Page 10: ...agnostics The safety contacts can be enabled only after establishment of complete BR communication 6 3 2 Hot plugging replacing a BR safety switch A safety switch within a BR safety switch chain can be replaced during operation This process is called hot plugging In order to perform correct addressing after replacement only one safety switch can be replaced at a time 1 1 replacement If another saf...

Page 11: ...ion of IP54 A snap in element on the rear of the device is used for fastening to a mounting rail Ì Ì When mounting several evaluation units side by side in a control cabinet without air circulation e g fan note that a minimum distance of 10 mm must be maintained between the evaluation units This distance enables the heat from the evaluation unit to dissipate Observe the derating in chapter 15 3 Ì ...

Page 12: ... a safety transform er according to IEC 61558 2 6 with limited output voltage in the event of a fault or by other equiv alent isolation measures Ì Ì All electrical outputs must have an adequate protective circuit for inductive loads The outputs must be protected with a free wheeling diode for this purpose The switch on current may have to be limited for capacitive loads Ì Ì Protect the 24 V area w...

Page 13: ...2 OSSD sensor circuit S2 input channel 1 input for FO1A from BR series connection S34 OSSD sensor circuit S2 input channel 2 input for FO1B from BR series connection PWR Power LED green yellow red DIA Diagnostic message present indication LED red IO Link IO Link communication status indication LED green STATE 1 Sensor circuit S1 status indication LED green STATE 2 Sensor circuit S2 status indicati...

Page 14: ...C outputs at input S14 Ì Ì Connect suitable signaling devices to S11 S12 S10 S14 1 2 S11 S14 S10 S12 S11 S14 S10 S12 S11 S14 S10 S12 3 Figure 4 Sensor circuit S1 connection variants Key 1 Dual channel connection with short circuit detection 2 Dual channel connection without short circuit detection 3 Single channel connection 8 2 2 Sensor circuit S2 Important Sensor circuit S2 does not offer short ...

Page 15: ...ures see fault exclusion according to EN ISO 13849 2 Ì Ì Low resistance PLC outputs can be interpreted as a ground signal at input S21 of the safety relay and can cause an automatic start Automatic start Ì Ì Bridge contacts S10 S21 Manual monitored start Ì Ì Connect a start button to S11 S21 A connected start button is monitored Start circuit and feedback loop Ì Ì To monitor external contactors or...

Page 16: ...t electric shock and fire 9 Application example 9 1 Dual channel monitoring of emergency stop pushbutton and safety switch chain with IO Link WARNING Loss of functional safety Ì Ì Make sure that the signaling device and the safety relay have the same ground potential Important Observe the information about applications with BR safety switches in the corresponding product documentation Description ...

Page 17: ...L C Q L L S10 S11 OSSD S32 OSSD S34 ESM IO Link Master K3 K4 0 V 24 V DC S1 K3 K4 S2 Safety Outputs Monitoring Output Read Head UB 2 FI1A 6 FI1B 1 0V 7 OD C 5 FO1A 3 FO1B 4 NC 8 CES Safety Inputs Safety Outputs Monitoring Output Read Head UB 2 FI1A 6 FI1B 1 0V 7 OD C 5 FO1A 3 FO1B 4 NC 8 CES Safety Inputs F1 F3 F2 S14 Figure 7 Monitoring of emergency stop pushbutton and safety switch chain with IO...

Page 18: ...asures against emitted interference Integrating the device description file Ì Ì Integrate the suitable device description file IODD into the engineering tool in accordance with the number of connect ed BR safety switches see chapter 14 1 Device description file Ì Ì Download the configuration to the IO Link master Setting up the safety relay Ì Ì Connect the power supply 24 V DC to terminals A1 A2 Ì...

Page 19: ...power dissipation With equal load currents Pcontact n IL 50 mΩ With differing load currents Pcontact IL1 IL2 50 mΩ Total power dissipation Ptotal Pinput PIO Link Pcontact therefore Ptotal UB US IS UBIOL UIOL IIOL n IL 50 mΩ or Ptotal UB US IS UBIOL UIOL IIOL IL1 IL2 50 mΩ Key P Power dissipation in mW UB Connected operating voltage at A1 and A2 US Rated control circuit supply voltage IS Rated cont...

Page 20: ...ulty Replace the device 1 Switch on operating voltage 2 Close all guards Automatic start the machine can start Manual start the machine may start only after you have pressed the start button 3 Open the guard The machine must switch off and it must not be possible to start it as long as the guard is open 4 Close the guard Automatic start the machine can start Manual start the machine may start only...

Page 21: ...ith IO Link this indicates a loss of commu nication Check the IO Link connection in this case 13 1 1 General states No Status LEDs State DIA red PWR green STATE 1 green STATE 2 green K1 K2 green IO Link green 1 PowerUp 5 Hz Device booting 2 Ready X All relays not controlled All sensor circuits are off Long ON short OFF X All relays not controlled Sensor circuit 2 is off Long ON short OFF X All rel...

Page 22: ...tivated e g discrepancy error 8 Start button error 2x 2x X Error in manual reset S34 9 Output error 4x X External error The read back contact in the start circuit is open Internal error 1 Diagnostic contact does not work properly 2 NO contact is fused closed 10 Periphery error 5x L low voltage 11 Periphery error 5x X Supply A1 A2 low voltage 12 BR communica tion error X Check the ID C or OD C conn...

Page 23: ... page ioddfinder io link com Go to the IODDfinder Important If you selected an incorrect IODD or an IODD that offers too few inputs or outputs for your system design your IO Link configuration software will display a corresponding error message 14 1 1 Overview of IODDs Vendor ID Device ID Inputs Outputs hex dec hex dec 135 309 010101 65793 6 1 135 309 010102 65794 11 1 135 309 010103 65795 21 1 13...

Page 24: ...ce 7 CES7 Output process data ESM CB Example 7 x CES IODD Euchner ESM_CB_158857_11x1 20181116 IODD1 1 is used Byte 0 1 2 3 4 5 6 7 8 9 10 Input I ESM CB CES1 CES2 CES3 CES4 CES5 CES6 CES7 Output O ESM CB 14 3 Cyclical data process data Depending on the corresponding IODD the device occupies 6 11 21 31 input process data items and 1 6 11 or 16 output data items 14 3 1 Input data Byte 0 IO Link diag...

Page 25: ...size insufficient Use only suitable BR safety switches Remove the permanent configuration of the process data size 0001 Diagnostics active Internal error Perform a power down reset followed by a function test Replace the device if the error recurs after the function test 0000 Ongoing operation 14 3 2 General description of the process data Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 OI OR OM O...

Page 26: ...anufacturer s codes of the devices Index dec hex Subindex dec hex No Type Description 101 65 0 0 1 1 1 UInt8 Manufacturer s code of safety switch 1 2 2 2 UInt8 Manufacturer s code of safety switch 2 UInt8 30 1E 30 UInt8 Manufacturer s code of safety switch 30 31 1F 31 UInt8 Number of safety switches Index 102 reading service size of the input data area Index dec hex Subindex dec hex No Type Descri...

Page 27: ... UInt8 User data of the telegram for safety switch 30 The telegram consists of eight bytes for writing to the indices The user data of the telegram therefore must be padded with 00 Example 01 02 00 00 00 00 00 00 01 User data length 02 Request telegram to the ESM CB order number serial number Bytes 2 7 padded zeros Index 250 writing service IO Link mode Index dec hex Subindex dec hex No Type Descr...

Page 28: ...he current log file 15 21 Send entry from log file with index The required index must be sent in the second byte 1 byte for error code 16 22 Send current actuator code With unicode evaluation 5 bytes for code of the currently read actuator With multicode evaluation replies with 5x 0xFF 17 23 Send taught in actuator code With unicode evaluation 5 bytes for code of the taught in actuator in the swit...

Page 29: ...wapped 0x36 Test pulse on FI1A not detected on PowerUp Missing test pulse 0x37 Test pulse on FI1B not detected on PowerUp Missing test pulse 0x43 Disabled actuator detected during teach in operation Already taught in but disabled actuator has been detected The user must present the taught in actuator or teach in another actuator 0x44 Invalid actuator detected 0x4C HIGH level on output FO1A even th...

Page 30: ...STATE1 PWR OM ESM CB S34 13 14 23 S32 S10 S11 S12 S14 S21 A2 A1 ID C C Q L L 24 IO Link K1 K2 DIA 17 6 ca 112 113 6 99 Safety contacts Possible signaling devices Ì Ì Emergency stop pushbuttons Ì Ì Safety door interlocks Ì Ì Light grids Contact type Ì Ì Two sensor circuits Ì Ì Two non time delayed safety contacts Ì Ì One digital monitoring output Ì Ì IO Link interface Ì Ì The safety contacts drop o...

Page 31: ...nk port supply L L Rated periphery supply voltage 24 V DC 20 25 provided via the IO Link interface of the IO Link master Current consumption Typ 16 mA Suppressor circuit Serial reverse polarity protection IO Link switching and communication line C Q Number of inputs 1 Digital inputs sensor circuit S0 Number of inputs 2 safety related sensor inputs S12 S22 Description of the input NPN S12 NPN PNP S...

Page 32: ...ut NPN manual start PNP automatic start Input voltage range of 1 signal 19 2 V DC 30 V DC manual start automatic start 0 V Switch on current 10 mA typ for US Δt 100 ms Current consumption 5 mA typ for US at S21 24 V 5 mA typ for US at S21 0 V Max permissible total cable resistance 150 Ω Safety contacts Number of outputs 2 safety related normally open contacts 13 14 23 24 Description of the output ...

Page 33: ...y contact 13 14 and safety contact 23 24 Degree of contamination 2 Overvoltage category II Max power dissipation at rated condition 6 45 W US 30 V UL 30 V I 72 A Note about power dissipation See chapter Calculating the power dissipation Dimensions Housing W x H x D 17 5 x 116 6 x 114 5 mm Connection data Spring terminals Conductor cross section rigid 0 2 mm 1 5 mm Conductor cross section flexible ...

Page 34: ...6 x 10 5 Proof test interval 36 months Mission time 240 months Safety engineering characteristics according to EN ISO 13849 depending on the switching current at 24 V DC 0 1 A 1 A 4 A Category 4 PL e PFHD 1 x 109 Mission time 20 years Switching cycles year 500 000 50 000 15 000 Safety engineering characteristics for EN 62061 SILCL 3 A demand rate of the safety function of once per month is require...

Page 35: ...ed start Ì Ì Start on falling edge at S21 S1 S2 S11 S21 Enable K1 K2 man Figure 10 Time diagram for manual monitored start Autostart pulse Ì Ì Start on rising edge at S21 S1 S2 Enable K1 K2 S10 S21 auto Figure 11 Time diagram for automatic start Time diagram for enable principle S1 S2 S11 S21 Enable K1 K2 man L A1 Figure 12 Time diagram for enable principle Key S1 S2 Sensor circuits S10 S21 auto S...

Page 36: ...tions Ì Ì Mounting on vertical or horizontal mounting rail Ì Ì Devices mounted without intervening distance Ì Ì At US up to max 30 V DC 0 10 20 30 40 50 60 70 80 I A TH 0 10 20 30 40 50 60 70 T C A 45 2 72 Figure 13 Derating curve 15 4 Load curve 15 4 1 Resistive and inductive loads I A DC U V DC 10 0 1 20 50 100 200 500 1000 0 2 0 5 1 2 5 10 Figure 14 Relay load curve resistive and inductive load...

Page 37: ...ction because of damage to the device Ì Ì In case of damage the entire device must be replaced Ì Ì Only accessories or spare parts that can be ordered from EUCHNER may be replaced Regular inspection of the following is necessary to ensure trouble free long term operation Ì Ì Check the function see chapter 12 Function test Ì Ì Check the secure mounting of the devices and the connections Ì Ì Check f...

Page 38: ...on of the original operating instructions 2522722 01 05 19 18 Service If service support is required please contact EUCHNER GmbH Co KG Kohlhammerstraße 16 70771 Leinfelden Echterdingen Service telephone 49 711 7597 500 E mail support euchner de Internet www euchner com ...

Page 39: ...39 2522722 01 05 19 Translation of the original operating instructions Operating Instructions Safety Relay with IO Link ESM CB EN 19 Declaration of conformity ...

Page 40: ... euchner com Edition 2522722 01 05 19 Title Operating Instructions Safety Relay with IO Link ESM CB Translation of the original operating instructions Copyright EUCHNER GmbH Co KG 05 2019 Subject to technical modifications no responsibility is accept ed for the accuracy of this information ...

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