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Pilz PNOZ m EF 2MM, Operating Manual

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Operation

Operating Manual PNOZ m EF 2MM
1003107-EN-10

43

The global reset can be used to reactivate the safety function when feasible signals are
connected. 
Depending on the case of an error and the applied frequency, the detection of an implaus-
ible sensor signal may take some time.

Summary of Contents for PNOZ m EF 2MM

Page 1: ...PNOZ m EF 2MM Operating Manual 1003107 EN 10 Configurable safe small controllers PNOZmulti 2...

Page 2: ...nta tion will be gratefully received Source code from third party manufacturers or open source software has been used for some components The relevant licence information is available on the Internet...

Page 3: ...agram 13 4 3 Monitoring functions 13 4 3 1 Safe speed monitoring 13 4 3 2 Safe speed range monitoring 15 4 3 3 Safe direction monitoring 16 4 3 4 Safe operating stop monitoring 17 4 3 5 Safe stop 1 mo...

Page 4: ...data for operation with non safety related en coder with mechanical fault exclusion 51 9 1 4 1 Permitted sensor types and output signals 51 9 1 4 2 Safety related architecture 51 9 1 4 3 Achievable sa...

Page 5: ...Achievable safety level 57 9 1 9 Safety related characteristic data for operation with 2 proximity switches 58 9 1 9 1 Permitted sensor types and output signals 58 9 1 9 2 Safety related architecture...

Page 6: ...y important is identified as follows DANGER This warning must be heeded It warns of a hazardous situation that poses an immediate threat of serious injury and death and indicates preventive measures t...

Page 7: ...Introduction Operating Manual PNOZ m EF 2MM 1003107 EN 10 7 INFORMATION This gives advice on applications and provides information on special fea tures...

Page 8: ...nctions Safe speed monitoring SSM Safe speed range monitoring SSR M Safe direction of movement monitoring SDI M Safe operating stop monitoring SOS M Safe stop 1 monitoring SS1 M Safe stop 2 monitoring...

Page 9: ...d X4 Connection for proximity switch at axis 1 X3 Connection for proximity switch at axis 2 X12 Mini IO socket for connecting encoder or proximity switch at axis 1 X22 Mini IO socket for connecting en...

Page 10: ...s of the base units that can be connected The configurable system PNOZmulti 2 is used for the safety related interruption of safety circuits and is designed for use in Emergency stop equipment Safety...

Page 11: ...ntee the functional safety of the overall plant machine In order to achieve the re quired safety level for the overall plant machine define the safety requirements for the plant machine and then defin...

Page 12: ...y re lated characteristic data When decommissioning please comply with local regulations regarding the disposal of electronic devices e g Electrical and Electronic Equipment Act 3 3 5 For your safety...

Page 13: ...ective in the case of a component failure 4 2 Block diagram Proximity switch Proximity switch A22 B22 S22 GND A12 B12 S12 GND Mini IO Mini IO Proximity switch Encoder Proximity switch Encoder 4 3 Moni...

Page 14: ...possible that the sum of all the overshoots exceeds the tolerance time t1 within a tolerance period t2 Tolerance period t2 which takes into account the oscillation period minimum time that must elapse...

Page 15: ...range This tolerance range modifies the set limit values As a result one off or periodic over shoots that exceed the range limits can be tolerated The following values can be configured for the toler...

Page 16: ...start input As a result the current position can be used at any time as the start point for the monitoring function One SDI M element can be configured per axis for each direction in the PNOZmulti Co...

Page 17: ...onfigurator 3 elements SOS M can be configured per axis with units Ver sion 2 0 only 1 element can be configured Please note This monitoring function cannot be used in conjunction with 2 proximity swi...

Page 18: ...ed the Braking ramp output is switched off The drive controller s braking ramp is activated After the set delay time has elapsed or the value for the automatic STO is below the limit value the output...

Page 19: ...r the standstill limit value for automatic SOS is below the limit value and Whether the stop position ultimately remains within a configured tolerance window Reaction If the monitoring function SS2 M...

Page 20: ...ring of stop position SOS is activated tDelay Set delay time for controlled braking of motor Sequence with standstill limit value for automatic SOS Tol t v s t Standstill limit value 1 2 t 3 t tDelay...

Page 21: ...ng function Safely limited acceleration monitoring monitors the speed change per time unit Both the acceleration and the deceleration can be monitored Monitoring checks whether the acceleration or dec...

Page 22: ...rget speed is passed Example Monitoring for too fast acceleration Ramp monitoring active Enable limit value Start VTolerance Set V VActual Tol t s v kHz 0 1 0 1 0 1 V1 4 3 8 Safely limited acceleratio...

Page 23: ...teresis takes effect when the output is switched on Validation cut off frequency As implausible sensor signals may arise due to jitter on the sensors around the stop posi tion a central validation cut...

Page 24: ...g A DC voltage in the range of 0 30 V can be monitored via track S It should be used to monitor the supply voltage of the proximity switches CAUTION Please note Connection of the proximity switches ma...

Page 25: ...or eign body coming between the signal encoder and the proximity switch If not the foreign body could cause invalid signals Please note the values stated in the sensor s technical details For a full c...

Page 26: ...or 4 5 x fAB fZ Z pulses NOTICE If interference can be anticipated on the signal cables or if the sensor cables are long we recommend you use encoders with differential signals De pending on the senso...

Page 27: ...OZ m EF 2MM 1003107 EN 10 27 Differential U 0 A U 0 B U 0 Z U 0 A U 0 B U 0 Z Output signals Sin Cos 1 Vss Single ended with reference track e g Hiperface REFSIN 0 5 V SIN 2 5 V COS REFSIN REFCOS REFS...

Page 28: ...data between the encoder and the drive and makes it available to the PNOZ m EF 2MM via the Mini IO socket Pilz supplies complete adapters as well as ready made cable with Mini IO connector which can...

Page 29: ...il must have a low impedance con nection to the control cabinet housing The ambient temperature of the PNOZmulti units in the control cabinet must not exceed the figure stated in the technical details...

Page 30: ...to the expansion module Install the expansion module in the position in which it is configured in the PNOZmulti Configurator The position of the expansion modules is defined in the PNOZmulti Configura...

Page 31: ...e cable used to connect the encoders and proximity switches must be shielded see connection diagrams in the chapter entitled EMC compliant wiring The shield may only be connected to earth at a single...

Page 32: ...Track S S12 S22 should be used to monitor the supply voltage see drawing A per mitted voltage range can be entered in the menu Connect the proximity switch to 24 VDC of the power supply When connectin...

Page 33: ...verter the encoder signals must be terminated with Z0 120 Ohm between A and A B and B Z and Z Please refer to the information provided by the encoder manufacturer with regard to the recommended max ca...

Page 34: ...Tracks A B Z and Z must remain free Encoder Mini IO PNOZ m EF 2MM Encoder types TTL Differential HTL differential sin cos 1 Vss Hiperface Encoder Mini IO PNOZ m EF 2MM 6 4 2 Connect encoder with Z in...

Page 35: ...The output on the adapter is connected to the Mini IO socket on the PNOZ m EF 2MM Encoder 1 8 PNOZ m EF 2MM Mini IO 6 5 Connection of proximity switch and encoder When connecting the encoders and pro...

Page 36: ...rential A A B B Ini pnp Z TTL differential A A B B HTL differential A as Z TTL differential A A B B HTL single ended A as Z Configuration HTL differential Z Freq Ini pnp HTL differential A A B B Ini p...

Page 37: ...ini IO 6 6 EMC compliant wiring EMC compliant wiring for connecting an encoder A B C E Encoder Base Module PNOZmulti 2 Shielded Connection Box and Adapter cable Power Supply PNOZmulti 2 L1 N PE Cabine...

Page 38: ...is not used the shield must run continuously from the sensor to the evaluation device EMC compliant wiring for connecting an encoder with drive A C E Drive Encoder Base Module PNOZmulti 2 Shielded Co...

Page 39: ...cable Power Supply PNOZmulti 2 L1 N PE Cabinet DIN Rail A1 A2 X12 Power Supply Proximity Switch INI L1 N PE S GND INI_B Motion Monitoring Module To avoid EMC interference we recommend that the shield...

Page 40: ...e is connected to earth at C or E However depending on the application it may be helpful to establish the connection to functional earth at another point in this case A or B Conductor loops outside th...

Page 41: ...Commissioning Operating Manual PNOZ m EF 2MM 1003107 EN 10 41 NOTICE For the commissioning and after every user program change you must check whether the safety devices are functioning correctly...

Page 42: ...ernal error on the expansion module PNOZ m EF 2MM or on the overall system Expan sion module is in a safe condition External error on the expansion module PNOZ m EF 2MM or on the overall system Expans...

Page 43: ...1003107 EN 10 43 The global reset can be used to reactivate the safety function when feasible signals are connected Depending on the case of an error and the applied frequency the detection of an impl...

Page 44: ...inputs 4 Input signal level Signal level at 1 11 30 V Signal level at 0 0 0 3 0 V Input resistance 22 kOhm Input s frequency range 0 5 kHz Configurable monitoring frequency Without hysteresis 0 1 Hz 5...

Page 45: ...on 1g Shock stress In accordance with the standard EN 60068 2 27 Acceleration 15g Duration 11 ms Airgap creepage In accordance with the standard EN 61131 2 Overvoltage category II Pollution degree 2 P...

Page 46: ...al points per connec tion 2 Stripping length with spring loaded terminals 9 mm Dimensions Height 101 4 mm Width 22 5 mm Depth 111 mm Weight 120 g Where standards are undated the 2018 09 latest edition...

Page 47: ...1003107 EN 10 47 INFORMATION A safety function s SIL PL values are not identical to the SIL PL values of the units that are used and may be different We recommend that you use the PAScal software tool...

Page 48: ...nt Information on the safety related characteristic data for the subsystems Sensor and PNOZ m EF 2MM Example Sensor subsystem Subsystem PNOZ m EF 2MM Category MTTFd DC Operating mode PFH 1 h 2 Manufac...

Page 49: ...function must be defined and implemented by the machine plant developer and does not form part of the PNOZ m EF 2MM The monitoring function of the PNOZ m EF 2MM can be used to implement safety functio...

Page 50: ...erential Sin Cos output signals 1Vss reference voltage Sin Cos output signals 1Vss differential 9 1 3 2 Safety related architecture To calculate the safety function you will need the following data fo...

Page 51: ...al NOTICE The signal tracks Cos and Sin must be generated independently This means that the sine and cosine signals in the encoder must be conducted in independent channels from the optics to the inte...

Page 52: ...al Square output signals HTL single ended Square output signals HTL differential Sin Cos output signals 1Vss reference voltage Sin Cos output signals 1Vss differential 9 1 5 2 Requirements of the driv...

Page 53: ...1 5 3 Safety related architecture SRP CS Sensor Sensor non safe encoder Logic Diagnostic Actuator PNOZ m EF 2MM SRP CS Logic SRP CS Logic Diagnostic Drive Control To calculate the safety function you...

Page 54: ...coder The encoder and evaluation device must be compatible 9 1 6 1 Permitted sensor types and output signals Permitted encoder types Rotary safety related encoders Linear safety related encoders Permi...

Page 55: ...t designated errors Details of the safe encoder s require ments of the evaluation device can be found in the user documentation for the safe en coder The encoder and evaluation device must be compatib...

Page 56: ...for operation with non safety related encoder and proximity switch The speed monitoring of the non safety related encoder can be verified via an additional reference sensor 9 1 8 1 Permitted sensor ty...

Page 57: ...ystem and the subsystem PNOZ m EF 2MM Sensor Subsystem PNOZ m EF 2MM Category MTTFd DC Operating mode PFH 1 h 4 Manufacturer specific 90 Monitoring 2 sensors 1 35E 09 In a worst case scenario the sens...

Page 58: ...level depends on the ratio of the frequency at tracks AB fAB to the frequency at track Z fZ in your configuration fAB fZ Ratio setting in the menu and is calculated as follows when fAB fZ Ratio 1 0 7...

Page 59: ...is calculated from the inferior lower value of the two sensors The values for DC refer to the standard EN 61508 9 1 9 3 Achievable safety level Monitoring function PL of EN ISO 13849 1 2015 SIL CL in...

Page 60: ...1 set Spring loaded terminals 1 piece 783 544 Screw terminals PNOZ 2MM 1 set Screw terminals 1 piece 793 544 Terminator jumper Product type Features Order no PNOZ mm0 xp connector left Jumper yellow b...

Page 61: ...etyNET p THE SPIRIT OF SAFETY are registered and protected trademarks of Pilz GmbH Co KG in some countries We would point out that product features may vary from the details stated in this document de...

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