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Eaton 118700 Manual Download Page 15

7 Application examples

ESR5-NO-21-24VAC-DC

12/19 MN049007EN

www.eaton.com

11

7 Application examples

7.1 Single-channel emergency stop monitoring

•

Manual, monitored start

•

Suitable up to category

1, PL

c (EN

ISO

13849-1), SILCL

1

(EN

62061)

Figure 4: Single-channel emergency stop monitoring

a

Emergency stop

K3

S2

M

(N )

(L1)

L+

S1

A1

13

23

31

A2

S33 S34

14

24

32

( )

(+)

ESR5-NO-21-24VAC-DC

(+)

( )

( ) (GND)

K3

M

Reset

S11 S12 S21 S22

①

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Summary of Contents for 118700

Page 1: ...Manual ESR5 NO 21 24VAC DC Safety relay 12 19 MN049007EN ...

Page 2: ...ual All editions of this document other than those in German language are translations of the original operating manual 1 Edition 2019 publication date 12 19 See revision protocol in the About this manual chapter 2019 by Eaton Industries GmbH 53105 Bonn Germany Editor René Wiegand All rights including those of translation reserved No part of this manual may be reproduced stored in a retrieval syst...

Page 3: ...mation system may cause damage to persons or property external measures must be implemented to ensure a safe operating state in the event of a fault or malfunction for example by means of separate limit switches mechanical interlocks etc During operation and depending on their degree of protection variable frequency drives may have live uninsulated moving and or rotating parts as well as hot surfa...

Page 4: ......

Page 5: ... 0 4 1 Risk of material damage 4 0 4 2 Hazard warnings of personal injury 4 0 4 3 Tips 4 0 5 Ordering data 4 1 Safety notes 5 2 Description 7 3 Operating and indication elements 8 4 Basic circuit diagram 9 5 Derating 10 6 Diagnostics 11 7 Application examples 12 7 1 Single channel emergency stop monitoring 12 7 2 Two channel safety door monitoring 13 8 Technical data 14 9 Glossary 17 ...

Page 6: ...2 ESR5 NO 21 24VAC DC 12 19 MN049007EN www eaton com ...

Page 7: ...manual is intended for qualified personnel installing operating and maintaining the ESR5 NO 21 24VAC DC safety relay 0 3 Additional documents For further information see the following documentation Instruction leaflet IL05013027Z2018_06 Publication date Page Keyword new modified deleted 12 19 First edition CAUTION Installation requires a qualified electrician WARNING Make sure you always use the l...

Page 8: ...personal injury 0 4 3 Tips 0 5 Ordering data ESR5 NO 21 24VAC DC safety relay Catalog No 118700 CAUTION Warns about the possibility of material damage CAUTION Warns of the possibility of hazardous situations that may possibly cause slight injury WARNING Warns of the possibility of hazardous situations that could result in serious injury or even death DANGER Warns of hazardous situations that resul...

Page 9: ...covers must not be removed when operating electrical switching devices WARNING Danger due to faulty devices The devices may be damaged following an error and correct operation can no longer be ensured In the event of an error replace the device immediately Repairs to the device especially if the housing must be opened may only be carried out by the manufacturer or authorized per sons Otherwise the...

Page 10: ...utomatic or manual start circuit PSR ESM4 only Depending on the external wiring up to category 4 PL e according to EN ISO 13849 1 or SILCL 3 according to EN 62061 can be achieved The safety relay is equipped with two enabling current paths and one signal ing current path that drop out without delay according to stop category 0 Features Emergency stop and safety door monitoring Suitable up to categ...

Page 11: ...indicator green K2 f LED status indicator green K1 g LED status indicator green IN1 2 h LED status indicator green Power i A1 A2 supply voltage connection j S11 S12 S21 S22 input circuits k S33 S34 start circuit activating circuit APPR O VAL S 1 3 2 3 3 1 1 4 2 4 3 2 E S R 5 N O 2 1 2 4 V A C D C 3 1 1 3 1 4 3 2 2 3 2 4 A 1 S 3 4 S 3 3 S 1 1 S 1 2 S 2 1 S 2 2 A 2 P o w e r I N 1 2 K 1 K 2 LISTED I...

Page 12: ...m Designation Explanation A1 A2 Safety relay input voltage S11 S12 Input circuit 1 S21 S22 Input circuit 2 S33 S34 Start circuit 13 14 Undelayed enabling current path 1 23 24 Undelayed enabling current path 2 31 32 Signaling current path Logic IN 1 2 A1 S11S33S34S12 13 23 31 K1 K2 A2 S21 S22 14 24 32 24VDC 24V AC DC Power ...

Page 13: ...5 Derating ESR5 NO 21 24VAC DC 12 19 MN049007EN www eaton com 9 5 Derating Figure 3 Derating curve T A C I A TH 2 2 10 20 30 40 0 10 20 30 40 50 60 0 45 55 50 60 70 80 32 72 ...

Page 14: ...oo low Adjust supply voltage Cross circuit Between both enable circuits S11 S12 and S21 S22 E g for emergency stop Remove cross circuit Short circuit Between contact points A1 and A2 Remove short circuit Between S11 and S12 Fault detection on next demand Between S21 and S22 Fault detection on next demand Fault with internal cause Enable contact s of K1 faulty Replace safety relays Enable contact s...

Page 15: ...s 7 1 Single channel emergency stop monitoring Manual monitored start Suitable up to category 1 PL c EN ISO 13849 1 SILCL 1 EN 62061 Figure 4 Single channel emergency stop monitoring a Emergency stop K3 S2 M N L1 L S1 A1 13 23 31 A2 S33 S34 14 24 32 ESR5 NO 21 24VAC DC GND K3 M Reset S11 S12 S21 S22 ...

Page 16: ...matic start Cross circuiting detection Monitoring of external contactors Suitable up to category 4 PL e EN ISO 13849 1 SILCL 3 EN 62061 Figure 5 Two channel safety door monitoring K3 K4 M A1 23 13 31 A2 24 14 32 ESR5 NO 21 24VAC DC M N L1 L K4 K3 K4 K3 B1 B2 13 21 14 22 S33 S34 GND S11 S12 S21 S22 open closed Safety door ...

Page 17: ...hs 1 signaling current path Contact material AgSnO2 0 2 μm Au Minimum switching voltage 15 V AC DC Maximum switching voltage 250 V AC DC Limiting continuous current 6 A N O contact Maximum inrush current 6 A Inrush current minimum 25 mA Sq Total current ITH 2 I1 2 I2 2 I3 2 72 A2 see derating curve Figure 3 page 9 Interrupting rating ohmic load max 144 W 24 V DC τ 0 ms 288 W 48 V DC τ 0 ms 77 W 11...

Page 18: ...on increased insulation Pollution degree 2 Surge voltage category III Dimensions W x H x D 22 5 x 99 x 114 5 mm Connection data Conductor cross section solid 0 2 mm2 2 5 mm2 Conductor cross section stranded 0 2 mm2 2 5 mm2 Conductor cross section AWG kcmil 24 12 Stripping length 7 mm Ambient conditions Ambient temperature operation 20 C 55 C Ambient temperature storage transport 40 C 70 C Max perm...

Page 19: ...eaton com 15 Safety parameters for IEC 61508 Low demand1 SIL 3 MTTFd 19629 years PFDavg 1 37 x 10 4 Proof test interval 66 months Safety characteristic data according to EN ISO 138491 Category 4 Performance Level e CCF Passed 1 Valid up to 8760 cycles per year ...

Page 20: ...nic transmit and receive elements which detects the diffuse reflection of optical radiation generated in the device by an object located in a protective field specified in two dimensions Cat Category Classification of the resistance to faults according to EN ISO 13849 1 CCF Common cause failure DC Diagnostic coverage ESPE Electro sensitive protective equipment Mission Time TM Duration of use MTTF ...

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