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Operating Instructions

Non-Contact Safety Switch CES-A-C5H-EX

6

(Translation of the original operating instructions) 2110182-09-12/18

Table 1:  Possible combinations for CES components

Safety switch

Actuator

CES-A-BBA-EX

098158

CES-A-BPA-EX

102125

CES-A-C5H-EX

Key to symbols

Combination possible

Combination possible, guard locking for process protection

Combination possible, guard locking for personnel protection

Combination not permissible

Table 2:  Associated connection cables

Designation

Cable length [m]

Order no./item

M12 connection cable, silicone-free PVC, 

flying lead, 8-pin

5

077751

C-M12F08-08X025PV05,0-GA-077751

10

077752

C-M12F08-08X025PV10,0-GA-077752

15

077753

C-M12F08-08X025PV15,0-GA-077753

20

077871

C-M12F08-08X025PV20,0-GA-077871

25

077872

C-M12F08-08X025PV25,0-GA-077872

50

077873

C-M12F08-08X025PV50,0-GA-077873

3.  Description of the safety function

Devices from this series feature the following safety functions:

Monitoring of the guard position  

(interlocking device according to EN ISO 14119)

 

Ì

Safety function: 

 -The safety outputs are switched off when the guard is open (see chapter 7.2. Switching states on page 9).

 

Ì

Safety characteristics: category, Performance Level, PFH

D

 (see chapter 13. Technical data on page 22).

Summary of Contents for CES-A-5 Series

Page 1: ...EN Operating Instructions Non Contact Safety Switch CES A C5H EX Unicode Multicode ...

Page 2: ...r monitoring output 9 7 2 Switching states 9 7 3 Block diagram 10 8 Changing the approach direction 11 9 Mounting 12 10 Electrical connection 14 10 1 Notes about 15 10 2 Safety in case of faults 15 10 3 Requirements for connection cables 15 10 4 Connector assignment of safety switch CES A C5H EX 16 10 5 Correct connection 17 10 6 Connection example 18 11 Setup 19 11 1 LED displays 19 11 2 Teach in...

Page 3: ...X 23 13 1 2 Typical system times 24 13 2 Actuator CES A BPA EX 25 13 2 1 Technical data 25 13 2 2 Typical operating distance 26 13 2 3 Operating distance for center offset m 0 1 26 13 3 Actuator CES A BBA EX 27 13 3 1 Technical data 27 13 3 2 Typical operating distance 28 13 3 3 Operating distance for center offset m 0 1 28 14 Ordering information and accessories 29 15 Inspection and service 29 16...

Page 4: ...ownload at www euchner com 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 tit...

Page 5: ... A separate start command must be issued For exceptions refer to EN ISO 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 Ì EN ISO 13849 1 Ì Ì EN ISO 12100 Ì Ì IEC 62061 Correct use includes observing the relevant requirements for installation and operation particularly based on the following ...

Page 6: ...item M12 connection cable silicone free PVC flying lead 8 pin 5 077751 C M12F08 08X025PV05 0 GA 077751 10 077752 C M12F08 08X025PV10 0 GA 077752 15 077753 C M12F08 08X025PV15 0 GA 077753 20 077871 C M12F08 08X025PV20 0 GA 077871 25 077872 C M12F08 08X025PV25 0 GA 077872 50 077873 C M12F08 08X025PV50 0 GA 077873 3 Description of the safety function Devices from this series feature the following saf...

Page 7: ...ot subject the switch to any processes that generates a large amount of charge Safety switches with ATEX identification marking from EUCHNER are not safety devices as defined by the ATEX Directive The specified type of protection ic applies only to the integrated reader module The electrical circuits in the device connec tion M12 plug connector are not intrinsically safe If mounted on heat cooling...

Page 8: ...d 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 Ì The switching operation must be triggered only by actuators designated for this purpose Ì Ì Prevent bypassing by means of replacement actuators only for multicode evaluation For this purpose restrict access to actuato...

Page 9: ...tem multicode detection There is no exact comparison of the actuator code with the taught in code in the safety switch unique code detection The system possesses a low coding level When the guard is closed the actuator is moved towards the safety switch When the switch on distance is reached power is supplied to the actuator by the switch and data are transferred If a permissible code is detected ...

Page 10: ... B Load A Pin Core color WH white BN brown GN green YE yellow GY gray PK pink BU blue RD red Function Coded actuator Read head with evaluation unit CES A 5 Housing 118 x 40 x 40 mm Connection M 12x1 8 pin screened Read head Safety input Pulsed output Input Safety input Pulsed output Output circuit Screen bonding clamp The screen on the connection cable is connected internally to the screen bonding...

Page 11: ...ection of the cable outlet if elbow connectors are used 1 Unscrew the screws on the fastening bracket 2 Pull the read head from the fastening bracket and tilt the read head by 90 arrow 2 The active face is now pointing downward 3 Turn the read head by 180 arrow 3 4 Re tighten the screws for the read head on the fastening bracket Tightening torque 0 6 Nm Housing Fastening bracket Active face Read h...

Page 12: ...tion about reducing the possibilities for by passing an interlocking device NOTICE Risk of damage to equipment and malfunctions as a result of incorrect installation Ì Ì Safety switches and actuators must not be used as an end stop Ì Ì Observe EN ISO 14119 2013 sections 5 2 and 5 3 for information about fastening the safety switch and the actuator Ì Ì From the assured switch off distance Sar the s...

Page 13: ...of possible side lobes a minimum distance is to be maintained in case of a side approach direction See chapter 13 Technical data section Typical operating distance for the related actuator when the guard is open up to the distance Sar assured switch off distance a hazard is excluded the actuator is positively mounted on the guard e g by using the safety screws included they cannot be removed or ta...

Page 14: ...ical damage The connection cable must be laid rigidly it is not permissible to lay the cable so that it can move e g in a drag chain All the electrical connections must either be isolated from the mains supply by a safety trans former according to IEC 61558 2 6 with limited output voltage in the event of a fault or by other equivalent isolation measures PELV CAUTION Risk of damage to equipment or ...

Page 15: ... have been tested as per the requirements of UL508 and CSA C22 2 no 14 protection against electric shock and fire 10 2 Safety in case of faults Ì Ì The operating voltage UB is reverse polarity protected Ì Ì The contacts LA LB and LA LB are short circuit proof but they are not reverse polarity protected Ì Ì A short circuit between LA and LB can only be detected by external pulsing Ì Ì A short circu...

Page 16: ...ntrol system with pulsed signals 1 100 1 4 0 1 1 5 101 300 1 4 0 4 1 8 50 safety relay 1 15 1 5 0 2 1 7 16 50 1 5 0 5 2 0 51 100 1 5 1 0 2 5 101 300 1 5 3 0 3 5 100 e g small contactor 1 15 1 7 0 4 2 1 16 50 1 7 1 0 2 7 51 100 1 7 2 0 3 7 101 300 1 7 6 0 7 7 10 4 Connector assignment of safety switch CES A C5H EX 1 0 V 5 OUT 2 UB 6 LA 3 LA 7 LAB 4 LB 8 LB View of connection side of the device The ...

Page 17: ...s of the safety function due to incorrect connection Ì Ì To ensure safety both safety outputs LA and LB must always be evaluated Ì Ì To achieve category 3 4 according to EN ISO 13849 1 it is necessary to monitor the downstream contactors M 24 V 24 V 24 V 0 V U B OUT LAB LB LB LA LA Monitoring output no safety fnction Safety output LB Safety outpu LA To the control system Application CES A C5 ...

Page 18: ... system The exam ple illustrated here does not show complete system planning The user is responsible for safe inte gration into the overall system Detailed application examples can be found at www euchner com Simply enter the order number in the search box All available connection examples for the device can be found in Downloads 24V DC F1 GND Power Supply Safety PLC with static dynamic signals O1...

Page 19: ...ions on one evaluation unit is limited to a maximum of 8 Ì Ì The evaluation unit can only be operated with the last actuator taught Ì Ì An actuator that has not been subjected to teach in will not be detected by the related read head Ì Ì When the evaluation unit is switched on operating voltage is applied the STATE LED signals the number of possible remaining teach in operations see System status ...

Page 20: ...eration Interrupt operating voltage for at least 3 seconds code for the new actuator taught in is activated The newly taught in actuator is saved and the old actuator deactivated 3 Check guard for effectiveness 11 3 Functional check After installation and any fault the safety function must be fully checked Proceed as follows WARNING Danger of fatal injury as a result of faults in installation and ...

Page 21: ...erations after the 7th teach in oper ation X off 0 Device cannot perform any further teach in operation Fault display X off 0 Device internal component failure or excessively high interference EMC or short circuit external power at the LA LB safety output Operating fault unicode only closed off 0 1 x Incorrect 9th teach in operation unicode only closed off 0 2 x Incorrect teach in operation for an...

Page 22: ...II 3G Ex ic ec IIB T5 Gc X II 3D Ex ic tc IIIC T90 C Dc X Dimension drawing 30 0 1 Ø 5 3 7 3 40 45 5 60 0 1 165 46 40 40 46 57 5 13 M12x1 44 5 34 5 118 Active face Active face Protective plate Grounding terminal Ground the protective plate via cable to prevent electrostatic charging Cable cross section 4 6 mm y LED GN LED RD YE Switching characteristics Ì Ì 2 safety outputs semiconductor outputs Ì...

Page 23: ...1 100 mA External fuse U LA U LB safety circuit 100 mA medium slow blow Utilization category according to EN 60947 5 2 DC 13 24 V 100 mA Monitoring output OUT semiconductor output p switching short circuit proof Output voltage 0 8 x UB UB V DC Max load 20 mA Risk time 3 180 ms Discrepancy time 120 ms Ready delay 4 3 s Dwell time 5 0 5 s Switching frequency 1 Hz Repeat accuracy R acc to EN IEC 6094...

Page 24: ...Switch on time of safety outputs The max reaction time ton is the time from the moment when the actuator is in the operating distance to the moment when the safety outputs switch on This time corresponds to the risk time Risk time according to EN 60947 5 3 If an actuator moves outside the operating distance the safety outputs LA and LB are switched off no later than after the risk time Discrepancy...

Page 25: ... ic IIIC T85 C Dc X Dimension drawing for CES A BPA EX 30 0 1 40 0 25 0 CES A BPA EX IP67 CD 10 4 Ø 5 2 Active face 2 safety screws M4 x 14 included Active face 13 2 1 Technical data Parameter Value Unit min typ max Housing material PBT GF30 Dimensions 40 x 40 x 10 mm Weight 0 025 kg Ambient temperature 25 70 C Degree of protection IP65 IP 67 IP 69K Installation position Active face opposite read ...

Page 26: ... 30 25 20 15 10 5 For a side approach direction for the actuator and read head a minimum distance of s 6 mm must be maintained so that the operating distance of the side lobes is not entered 13 2 3 Operating distance for center offset m 0 1 Parameter Value Unit min typ max Switch on distance 22 1 mm Assured switch on distance Sao 15 Switching hysteresis 1 2 Assured switch off distance Sar 58 1 On ...

Page 27: ...rovals Dimension drawing for CES A BBA EX CES A B BA EX 25 ø8 ø4 5 42 32 0 1 12 4 6 Active face Active face 2 safety screws M4 X 14 included 13 3 1 Technical data Parameter Value Unit min typ max Housing material Fortron reinforced thermoplastic fully encapsulated Dimensions 42 x 25 x 12 mm Weight 0 02 kg Ambient temperature 25 70 C Degree of protection IP65 IP 67 IP 69K Installation position Acti...

Page 28: ...0 30 25 20 15 10 5 Y Z For a side approach direction for the actuator and safety switch a minimum distance of s 4 mm must be maintained so that the operating distance of the side lobes is not entered 13 3 3 Operating distance for center offset m 0 1 Parameter Value Unit min typ max Assured switch on distance Sao 18 mm Switch on distance 20 Switching hysteresis 2 3 Assured switch off distance Sar 4...

Page 29: ...WARNING Danger of explosion due to electrostatic charging Ì Ì Always use a damp cloth or a special anti static cloth during cleaning work Ì Ì The device must not be subjected to any processes that generate a large amount of charge Regular inspection of the following is necessary to ensure trouble free long term operation Ì Ì Check the switching function see chapter 11 3 Functional check on page 20...

Page 30: ...Operating Instructions Non Contact Safety Switch CES A C5H EX 30 Translation of the original operating instructions 2110182 09 12 18 17 Declaration of conformity ...

Page 31: ...31 2110182 09 12 18 Translation of the original operating instructions Operating Instructions Non Contact Safety Switch CES A C5H EX EN ...

Page 32: ...chner com Edition 2110182 09 12 18 Title Operating Instructions Non Contact Safety Switch CES A C5H EX Translation of the original operating instructions Copyright EUCHNER GmbH Co KG 12 2018 Subject to technical modifications no responsibility is accept ed for the accuracy of this information ...

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