Page 1: ...Manual ESR5 BWS 31 24VAC DC Safety relay 12 19 MN049005EN...
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 ma...
Page 3: ...ation 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 limi...
Page 4: ......
Page 5: ...tion 6 3 Operating and indication elements 7 4 Basic circuit diagram 8 5 Derating 9 6 Diagnostics 10 7 Application examples 11 7 1 Two channel light grid monitoring cross circuit detection via light g...
Page 6: ...2 ESR5 BWS 31 24VAC DC 12 19 MN049005EN www eaton com...
Page 7: ...manual is intended for qualified personnel installing operating and maintaining the ESR5 BWS 31 24VAC DC safety relay 0 3 Additional documents For further information see the following documentation I...
Page 8: ...ersonal injury 0 4 3 Tips 0 5 Ordering data ESR5 BWS 31 24VAC DC safety relay Catalog No 180413 WARNING Warns about the possibility of material damage CAUTION Warns of the possibility of hazardous sit...
Page 9: ...overs 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...
Page 10: ...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 three enabling current paths that drop out without...
Page 11: ...41 42 signaling current path e LED status indicator green K2 f LED status indicator green K1 g LED status indicator green Power h A1 A2 supply voltage connection i S33 S34 S35 start circuit activating...
Page 12: ...nation Explanation A1 A2 Supply voltage connection 24 V DC GND S11 S12 S22 Input circuit S33 S34 S35 Start circuit 13 14 Undelayed enabling current path 1 23 24 Undelayed enabling current path 2 33 34...
Page 13: ...5 Derating ESR5 BWS 31 24VAC DC 12 19 MN049005EN www eaton com 9 5 Derating Figure 3 Derating curve T A C I A TH 2 2 10 20 30 40 20 25 30 35 40 45 55 60 0 50 50 60 70 80 48 27 72...
Page 14: ...ve cross circuit Between both enable circuits S11 S22 and S11 S12 Error detection on next demand E g for emergency stop or safety door Between both enable circuits S12 and S22 The fault is not detecte...
Page 15: ...via light grid Manual activation Alternatively Automatic activation with jumper at S33 S35 Suitable up to category 4 PL e EN ISO 13849 1 SILCL 3 EN 62061 Figure 4 Two channel light grid monitoring A1...
Page 16: ...button Manual activation Alternatively Automatic activation with jumper at S33 S35 Suitable up to category 3 PL d EN ISO 13849 1 SILCL 2 EN 62061 Figure 5 Two channel emergency stop circuit without cr...
Page 17: ...n Manual activation Alternatively Automatic activation with jumper at S33 S35 Suitable up to category 1 PL c EN ISO 13849 1 SILCL 1 EN 62061 Figure 6 Single channel emergency stop circuit with monitor...
Page 18: ...ivation Alternatively Automatic activation with jumper at S33 S35 Suitable up to category 3 PL d EN ISO 13849 1 SILCL 2 EN 62061 Figure 7 Two channel safety door monitoring without cross circuit detec...
Page 19: ...th Contact material AgSnO2 0 2 m Au Minimum switching voltage 15 V AC DC Maximum switching voltage 250 V AC DC Limiting continuous current 6 A Maximum inrush current 6 A Inrush current minimum 25 mA S...
Page 20: ...ic enabling and signaling current paths 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...
Page 21: ...aton com 17 Safety parameters for IEC 61508 Low demand1 SIL 3 MTTFd 17913 years PFDavg 1 50 x 10 4 Proof test interval 75 months Safety characteristic data according to EN ISO 138491 Category 4 Perfor...
Page 22: ...ic 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 C...