EUCHNER CES-AR-AES-12 Operating Instructions Manual Download Page 22

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Operating Instructions

AR Evaluation Unit CES-AR-AES-12

(Translation of the original operating instructions) 2098221-06-08/20

16. Declaration of conformity

Summary of Contents for CES-AR-AES-12

Page 1: ...EN Operating Instructions AR Evaluation Unit CES AR AES 12 ...

Page 2: ... case of faults 10 8 3 Power supply 11 8 4 Connecting AR switch chain 11 8 5 Starting behavior 12 8 5 1 Connection for monitored manual start 12 8 5 2 Connection for automatic start 12 8 6 Connecting safety contacts and feedback loop 13 8 7 Connecting monitoring outputs of the AR evaluation unit 14 8 7 1 Assignment of safety switches to the monitoring output 14 8 8 Connection example 15 9 Setup 16...

Page 3: ... 2098221 06 08 20 Translation of the original operating instructions Operating Instructions AR Evaluation Unit CES AR AES 12 EN 14 Inspection and service 21 15 Service 21 16 Declaration of conformity 22 ...

Page 4: ... is available for download at www euchner com 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...

Page 5: ...not be released until the dangerous machine function has ended Closing and locking a guard must not cause automatic starting of a dangerous machine function A separate start command must be issued For exceptions refer to EN 12100 or relevant C standards Before the device is used a risk assessment must be performed on the machine e g in accordance with the following standards Ì EN ISO 13849 1 Ì EN ...

Page 6: ...pe label on the device CES AR CR2 from V1 1 2 see type label on the device CES AR CL2 from V1 1 2 see type label on the device CES I AR C04 from V1 0 1 see type label on the device CET1 2 AR from V1 1 2 see type label on the device CET3 4 AR from V1 0 0 see type label on the device CTP AR ESL I AR from V1 0 0 Key to symbols Combination possible Combination possible guard locking for process protec...

Page 7: ...I1A FI1B are switched off a fault was detected in the feedback loop Ì Safety characteristics category Performance Level PFHD see chapter 12 Technical data on page 19 NOTICE You can regard the complete AR device chain as one subsystem during calculation The following calculation method applies to the PFHD value 1 PFHD 1 PFHD CES AR AES12 AR Device 1 n CES AR AES Evaluation Unit PFHD ges PFHD k PFHD...

Page 8: ...ponents fulfill a personnel protection function Ì Safety components must not be bypassed turned away removed or otherwise rendered ineffec tive On this topic pay attention in particular to the measures for reducing the possibility of bypass ing according to EN ISO 14119 2013 section 7 Ì Mounting electrical connection and setup only by authorized personnel possessing the following knowledge special...

Page 9: ... 12 UB X5 4 0V X6 3 switch chain Monitoring Outputs Feedback Loop 13 23 14 24 33 43 34 44 098225 DC 24 V O1 X3 1 O2 X3 2 0V AR X8 4 UB AR X8 3 S X5 3 DIA X6 2 IB X8 2 Y1 X5 1 Y2 X5 2 IA X8 1 O3 X3 3 O4 X3 4 O5 X7 1 O6 X7 2 O7 X7 3 O8 X7 4 O9 X4 1 O10 X4 2 O11 X4 3 O12 X4 4 OUT AR X6 1 UB X6 4 CES AR Figure 1 Block diagram of AR evaluation unit 7 Mounting CAUTION Safety switches must not be bypasse...

Page 10: ...andard EN 60204 1 2006 section 4 4 2 EMC Ì Pay attention to any interference fields from devices such as frequency converters or induction heating systems Observe the EMC instructions in the manuals from the respective manufacturer Important If the device does not appear to function when operating voltage is applied e g green STATE LED does not flash the device must be returned unopened to the man...

Page 11: ...e guard locking solenoid must be at the potential of the AR evaluation unit Information on this is provided in the operating instructions of the respective safety switch Important Ì A maximum of 12 safety switches can be connected but at least 2 switches must be connected Ì Only safety switches that are suitable for operation in an AR switch chain can be connected Ì Safety switches with a start in...

Page 12: ...on for example will be detected by the monitoring function the next time the system is powered up The safety contacts close after max 600 ms when the start button is pressed and then released again falling edge and if the actuators for all the safety switches connected are within the actuating range CES AR AES UB S Figure 4 Monitored manual start Important The start button is allowed to be pressed...

Page 13: ...rs To check the switching state of a connected load the monitoring contacts on a contactor or relay can be connected to terminals Y1 and Y2 to form a feedback loop see Figure 6 CES AR AES 33 43 23 13 Y2 Y1 24 34 44 14 24 V Subsequent devices e g contactors Figure 6 Safety contacts and feedback loop connected The unit detects external short circuits on the feedback loop at the start by pulsing the ...

Page 14: ...R DIA O2 O1 min 0 8x UB max 20 mA Figure 8 Monitoring outputs of the CES AR AES Significance of the signals with monitoring output active Ì O1 O12 Status of safety switches 1 12 actuator in actuating range or guard locking status Ì OUT AR All connected safety switches in state Enable all actuators in actuating range and all guard locking devices active Ì DIA Fault on the AR evaluation unit or on a...

Page 15: ...O6 X7 2 O7 X7 3 O8 X7 4 O9 X4 1 O10 X4 2 O11 X4 3 O12 X4 4 OUT AR X6 1 UB X6 4 CES AR Safety Output U1 2 UB 7 0V 5 OUT 8 RST 6 IA 3 OA 1 IB 4 OB CES Safety Output Read Head U2 2 UB 7 0V 5 OUT 8 RST 6 IA 3 OA 1 IB 4 OB CES Safety Output Door Monitoring Safety Output Safety Inputs Read Head Actuator RD Monitoring Output X1 6 IA X1 1 IB X2 3 LED1 B1 24 V DC X1 2 UB X2 4 UCM X2 1 0V UCM X1 8 RST X1 7 ...

Page 16: ...rting learn it automatically This process can take up to one minute 5 Subsequently press the RST button on the AR evaluation unit for approx 3 s to restart the device If the AR evaluation unit is set up for automatic start the STATE LED flashes and signals that the self test is being per formed After the self test the OUT and STATE LEDs are continuously lit or If you start the AR evaluation unit m...

Page 17: ...2 EUCHNER Safety Unit O5 IA O6 IB O7 RESET DIA OUT STATE O8 OUT AR UB AR 0V AR O4 O12 O3 O11 O2 O10 O1 O9 UB UB 0V S DIA Y2 Y1 43 44 33 34 23 24 13 14 CES AR EUCHNER Safety Unit O5 IA O6 IB O7 RESET DIA OUT STATE O8 0V AR UB AR OUT AR Figure 10 Terminal assignment LEDs and reset button 10 1 LED displays LED Color Meaning STATE green Device status OUT yellow Switch chain status DIA red Fault displa...

Page 18: ...re than 12 devices connected X off 2 x off on Fault on the safety outputs or on the start button e g start configuration changed in operation no erroneous signals from the switch chain broken cable on one of the channels IA or IB or short circuit ground fault on one of the channels IA or IB X off 4 x off on Fault on the safety relay re start device If fault is still indicated contact manufacturer ...

Page 19: ...ic B or C Utilization category acc to EN 60947 5 1 AC 12 60 V 0 3 A DC 12 60 V 0 3 A AC 12 30 V 6 A DC 12 30 V 6 A AC 15 230 V 5 A DC 13 24 V 5 A Rated insulation voltage Ui 250 V Rated impulse withstand voltage Uimp 4 kV Conditional short circuit current 100 A Resilience to vibration Acc to EN 60947 5 2 Mechanical operating cycles relays 10 x 106 Current via feedback loop Y1 Y2 5 8 10 mA Permissi...

Page 20: ...y contacts of the AR evaluation unit are opened after 520 ms at the latest Difference time The safety contacts on the AR evaluation unit switch with a slight time offset They have the same signal state at the latest after a difference time of 10 ms Important The system times shown are maximum values for a circuit arrangement with 12 safety switches connected in an AR switch chain Shorter times can...

Page 21: ...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 Check the switching function Ì Check the secure mounting of the devices and the connections Ì Check for soiling e g the ventilation slots on the housing No servicing is required Repairs to the device are only allowed to be made by the manufac...

Page 22: ...Operating Instructions AR Evaluation Unit CES AR AES 12 22 Translation of the original operating instructions 2098221 06 08 20 16 Declaration of conformity ...

Page 23: ...23 2098221 06 08 20 Translation of the original operating instructions Operating Instructions AR Evaluation Unit CES AR AES 12 EN ...

Page 24: ... www euchner com Edition 2098221 06 08 20 Title Operating Instructions AR Evaluation Unit CES AR AES 12 Translation of the original operating instructions Copyright EUCHNER GmbH Co KG 08 2020 Subject to technical modifications no responsibility is accept ed for the accuracy of this information ...

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