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Related Manuals for Eaton ESR5-NO-41-24VAC-DC
Summary of Contents for Eaton ESR5-NO-41-24VAC-DC
- Page 1 Manual 12/19 MN049009EN ESR5-NO-41-24VAC-DC Safety relay...
- Page 2 No part of this manual may be reproduced, stored in a retrieval system, or transmit- ted in any form or by any means, electronic, mechanical, photocopying, micro-film- ing, recording, or otherwise, without the prior written permission of Eaton Industries GmbH, Bonn, Germany.
- Page 3 Danger! Dangerous electrical voltage! Before commencing the installation • Disconnect the power supply of the device. • Wherever faults in the automation system may cause damage to persons or property, external measures must • Ensure that devices cannot be accidentally retriggered. be implemented to ensure a safe operating state in the •...
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Page 5: Table Of Contents
Load curve - ohmic load ............10 Function description ..............11 Function and time diagrams ............. 12 Mounting and removing............13 Wiring..................14 10.1 Signal generator connection versions .......... 15 10.2 Start and feedback circuit connection variants......15 ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... - Page 6 Diagnostics ................. 18 Application examples ..............19 14.1 Single-channel safety door monitoring......... 19 14.2 Single-channel emergency stop monitoring......... 20 Attachment - using devices at altitudes greater than 2000 m above sea level ............. 21 Technical data ................23 Glossary ..................26 ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com...
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Page 7: About This Manual
0 About This Manual 0 About This Manual This manual applies to the ESR5-NO-41-24VAC-DC safety relay. 0.1 List of revisions The following significant amendments have been introduced since previous issues: Publication Page Keyword modified deleted date 12/19 First edition –... -
Page 8: Abbreviations And Symbols
Warns of the possibility of hazardous situations that could result in serious injury or even death. DANGER Warns of hazardous situations that result in serious injury or death. 0.4.3 Tips ￫ Indicates useful tips. 0.5 Ordering data ESR5-NO-41-24VAC-DC safety relay: Catalog No. 118701 ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... -
Page 9: Safety Notes
Risk of damage to equipment due to noise emissions When operating relay modules the operator must meet the requirements for noise emission for electrical and electronic equipment (EN 61000-6-4) on the contact side and, if required, take appropriate measures. ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... -
Page 10: Description
2 Description 2 Description Intended Use The ESR5-NO-41-24VAC-DC safety relay is used to monitor single-channel signal generators and to control actuators. The safety relay interrupts circuits in a safety-related way. Possible signal generators • Emergency stop button • Door locking mechanisms Contact type •... -
Page 11: Operating And Indication Elements
Power Power LED (green) Status indicator safety circuit; LED (green) Status indicator safety circuit; LED (green) 13/14 Undelayed enabling current paths 23/24 Undelayed enabling current paths 33/34 Undelayed enabling current paths 43/44 Undelayed enabling current paths ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... -
Page 12: Basic Circuit Diagram
24V AC/DC Figure 2: Block diagram Designation Explanation 24 V AC/DC power supply 0 V power supply Sensor circuit output Input sensor circuit S33/S34 Start and feedback circuit 13/14, 23/24, 33/34, 43/44 Undelayed enabling current paths 51/52 Signaling current path, undelayed ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... -
Page 13: Derating
The derating curve applies for the following conditions: • Mounting on a vertical or horizontal DIN rail • Devices mounted next to each other without spacing °C] Figure 3: Derating curve - vertical or horizontal mounting position, without spacing ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... -
Page 14: Load Curve - Ohmic Load
6 Load curve - ohmic load 6 Load curve - ohmic load 1000 I [A] Figure 4: Relay load curve - ohmic load ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... -
Page 15: Function Description
When the sensor circuit is opened, the enabling current paths 13/14, 23/24, 33/34 and 43/44 open without delay. When the enabling current paths are open, the device is in the safe state. The signaling current path closes. ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... -
Page 16: Function And Time Diagrams
Figure 5: Time diagram for automatic start Time diagram for manual start Figure 6: Time diagram for manual start Designation Explanation A1/A2 Power supply Start circuit Input sensor circuit 13/14, 23/24, 33/34, 43/44 Undelayed enabling current paths 51/52 Signaling current path, undelayed ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... -
Page 17: Mounting And Removing
9 Mounting and removing 9 Mounting and removing ▶ Mount the device on a 35 mm DIN rail according to EN 60715. ▶ To remove the device, use a screwdriver to release the snap-on foot. Figure 7: Mounting and removing ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... -
Page 18: Wiring
(5 - 7 lb-in) Figure 8: Connecting the cables ￫ It is recommended that ferrules are used to connect stranded cables. ￫ For compliance with UL approval, use copper wire that is approved up to 60 °C/75 °C. ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... -
Page 19: Signal Generator Connection Versions
Place the relevant N/C contact in path S33/S34 to monitor external contactors or extension devices with force-guided contacts. ① ③ ③ Figure 10:Start and feedback circuit connection variants a Automatic start b Manual start with monitored contact extension c Manual start ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... -
Page 20: Startup
The K1 and K2 LEDs light up. Manual start ▶ Press the reset button. ￫ The enabling current paths 13/14, 23/24, 33/34, and 43/44 close. ￫ Signaling current path 51/52 opens. ￫ The K1 and K2 LEDs light up. ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... -
Page 21: Calculating The Power Dissipation
B ² L1 ² L2 ² Ln ² = U / (U ) + (I + I + … + I ) x 200 m Total Power dissipation in mW Applied operating voltage Nominal input voltage Input current Number of enabling current paths used Contact load current ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... -
Page 22: Diagnostics
To do this, request the safety function once via the basic device by pressing the emergency stop button, for example. Check whether the safety function is executed correctly by then switching the basic device and thereby also the contact exten- sion on again. ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... -
Page 23: Application Examples
Contactor K4 is not essential in order to achieve category 1. ① ESR5-NO-41-24VAC-DC S33 S34 Reset Figure 11:Single-channel safety door monitoring / manual start a B1 - Mechanical safety door switch S2 - Reset button K3, K4 - Contactors ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... -
Page 24: Single-Channel Emergency Stop Monitoring
Contactor K4 is not essential in order to achieve category 1. 24 V DC ① ESR5-NO-41-24VAC-DC S33 S34 Reset Figure 12:Single-channel emergency stop monitoring / manual start a S1 - Emergency stop button S2 - Reset button K3, K4 - Contactors ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... -
Page 25: Attachment - Using Devices At Altitudes Greater Than 2000 M Above Sea Level
15 Attachment - using devices at altitudes greater than 2000 m above sea level ￫ The following section describes the special conditions for using ESR5-NO-41-24VAC-DC devices at altitudes greater than 2000 m above sea level. Observe the relevant device-specific data (technical data, derating, etc.) according to the product documentation for the individual device. - Page 26 Perform the actual calculation and offset the derating curve for the device used according to the technical data and the “Derating” section. Figure 13: Example of a suspended derating curve (red) 27 °C x 0,906 = 24 °C 55 °C x 0,906 = 49 °C ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com...
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Page 27: Technical Data
42 W (24 V DC, τ = 40 ms) 42 W (48 V DC, τ = 40 ms) 42 W (110 V DC, τ = 40 ms) 42 W (220 V DC, τ = 40 ms) Switching capacity min. 50 mW ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com... - Page 28 75 % (on average, 85% infrequently, non-condensing) Max. permissible humidity (storage/transport) 75 % (on average, 85% infrequently, non-condensing) Maximum altitude ≦ 2000 m (above sea levelNN) Shock 15 g Vibration (operation) 10 Hz - 150 Hz, 2 g ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com...
- Page 29 For applications in PL e, the required demand rate for the safety function is once per month. Calculation basis: 230000 (at 3 A AC-15) Cycles 8760 per year Safety parameters for EN 62061 SILCL 1 (up to SILCL 3 depending on the application) ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com...
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Page 30: Glossary
Classification of the ability of safety functions to meet a safety demand Safety integrity level SILCL SIL claim limit SRCF Safety-related control function SRECS Safety-related electrical control system (Safety-related electrical, electronic, and programmable electronic control system) Safety-related part SRP/CS Safety-related parts of control system ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com...
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