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13 Application example

ESR5-NE-51-24VAC-DC

12/19 MN049002EN

www.eaton.com

13 Application example

13.1 Two-channel emergency stop monitoring with contact extension

•

Manual, monitored start

•

Monitoring of external contactors

•

Suitable up to category

4, PL e (EN

ISO

13849-1),

SIL

3 (EN

62061), if cross-circuits can be ruled out in the control for

contact extension

Figure 11: Two-channel emergency stop monitoring with contact extension

S1 - Emergency stop button
K3, …, K8 - Contactors

￫

Cross-circuits in the cable installation can be excluded
if the safety relay and the contact extension are located in
the same electrical installation space.

43 53

44 54

ESR5-NE-51-24VAC-DC

(N )

(L1)

L+

S34 S35

( ) ( )

2 1

(+)

( )

S2 2

( )

S1 1

(GND)

K4
K5
K6
K7
K8

KS1

KS2

Reset

①

Содержание ESR5-NE-51-24VAC-DC

Страница 1: ...Manual ESR5 NE 51 24VAC DC Safety relay 12 19 MN049002EN ...

Страница 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...

Страница 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...

Страница 4: ......

Страница 5: ...nal injury 4 0 4 3 Tips 4 0 5 Ordering data 4 1 Safety notes 5 2 Description 6 3 Operating and indication elements 7 3 1 Connection assignment 7 4 Function description 8 4 1 Contact extension 8 4 2 Single channel or two channel wiring 8 4 3 Automatic start 8 4 4 Safe shutdown 8 4 5 Function and time diagrams 8 5 Basic circuit diagram 9 6 Derating 10 7 Load curve ohmic load 11 8 Mounting and removi...

Страница 6: ...11 Calculating the power dissipation 16 12 Diagnostics 17 13 Application example 18 13 1 Two channel emergency stop monitoring with contact extension 18 14 Attachment using devices at altitudes greater than 2000 m above sea level 19 15 Technical data 21 16 Glossary 24 ...

Страница 7: ...manual is intended for qualified personnel installing operating and maintaining the ESR5 NE 51 24VAC DC safety relay 0 3 Additional documents For further information see the following documentation Instruction leaflet IL05013035Z2018_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...

Страница 8: ...personal injury 0 4 3 Tips 0 5 Ordering data ESR5 NE 51 24VAC DC safety relay Catalog No 118707 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...

Страница 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...

Страница 10: ...t type 5 undelayed enabling current paths 1 undelayed confirmation current path 1 undelayed enabling current path The enabling current paths the confirmation current path and the signaling current path drop out without delay according to stop category 0 EN 60204 1 Control Single or two channel Automatic start Achievable safety integrity Suitable up to category 4 PL e EN ISO 13849 1 SILCL 3 EN 6206...

Страница 11: ...tion current path undelayed 23 24 Enabling current path undelayed 71 72 Signaling current path undelayed K1 K2 Status indicator safety circuit LED green 33 34 43 44 53 54 63 64 Undelayed enabling current paths xxxxxxxxxx Serial No AWG 24 12 0 2 2 5 mm2 7 mm 0 28 0 5 0 6 Nm 5 7 lb in 53 54 63 64 33 34 43 44 1 1 2 3 3 3 4 3 5 3 6 3 4 1 1 2 2 4 3 4 4 4 5 4 6 4 7 2 3 3 3 4 4 3 4 4 6 4 6 3 5 4 5 3 E S ...

Страница 12: ...art The device starts automatically once it has received the external enable signal of the basic device 4 4 Safe shutdown Once the external enable signal of the basic device has been deactivated the enabling current paths open without delay When the enabling current paths are open the device is in the safe state The confirmation current path and signaling current path close 4 5 Function and time d...

Страница 13: ...it diagram Figure 4 Block diagram Designation Explanation A1 24 V AC DC control A2 0 V control 11 12 Confirmation current path undelayed 23 24 33 34 43 44 53 54 63 64 Undelayed enabling current paths 71 72 Signaling current path undelayed A1 11 23 33 43 53 63 71 K1 K2 A2 12 24 34 44 54 64 72 ...

Страница 14: ...rve applies for the following conditions Mounting on a vertical or horizontal DIN rail Devices mounted next to each other without spacing Figure 5 Derating curve vertical or horizontal mounting position without spacing 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 ...

Страница 15: ...7 Load curve ohmic load ESR5 NE 51 24VAC DC 12 19 MN049002EN www eaton com 11 7 Load curve ohmic load Figure 6 Relay load curve ohmic load I A DC U V DC 0 1 0 2 0 5 1 2 5 10 10 20 50 100 500 1000 200 ...

Страница 16: ...E 51 24VAC DC 12 19 MN049002EN www eaton com 8 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 A B B1 B2 ...

Страница 17: ... to the connection terminal blocks using a screwdriver 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 A B AWG 24 12 0 2 2 5 mm2 7 mm 0 28 0 5 0 6 Nm 5 7 lb in ...

Страница 18: ...elevant N C contact in the path from 11 12 to the basic device to monitor external contactors or extension devices with force guided contacts Figure 10 Two channel connection with integration of the confirmation current path and exter nally monitored contacts Reset 24 V AC DC GND 63 71 43 33 72 64 54 44 34 24 A2 53 23 12 11 A1 ESR5 NE 51 24VAC DC 23 31 S34 S33 32 24 14 13 ESR5 NE 51 24VAC D 24 V A...

Страница 19: ...w eaton com 15 10 Startup Provide the external enable signal 24 V AC DC at terminal block A1 The K1 K2 LED lights up The enabling current paths 23 24 33 34 43 44 53 54 and 63 64 lose Confirmation current path 11 12 and signaling current path 71 72 open ...

Страница 20: ...tact IL1 IL2 ILn x 200 mΩ Total power dissipation PTotal PInput PContact therefore PTotal UB UN IN n x IL x 200 mΩ or PTotal UB UN IN IL1 IL2 ILn x 200 m The total power dissipation of the safety relay is based on the input power dissipation and the contact power dissipation for the same and for different load currents P Power dissipation in mW UB Applied operating voltage UN Nominal input voltage...

Страница 21: ...all Check the input circuit connection Short circuit Between contact points A1 and A2 Remove short circuit Fault with internal cause Checkback contacts 11 and 12 faulty Replace safety relays Perform a voltage reset Enable contact s of K1 and K2 faulty Use the function test to test the safety function To do this request the safety function once via the basic device by pressing the emergency stop bu...

Страница 22: ...in the control for contact extension Figure 11 Two channel emergency stop monitoring with contact extension S1 Emergency stop button K3 K8 Contactors Cross circuits in the cable installation can be excluded if the safety relay and the contact extension are located in the same electrical installation space A1 12 33 23 43 53 34 24 44 54 63 64 ESR5 NE 51 24VAC DC 71 72 11 A2 M N L1 L K5 K6 S2 K3 K3 K...

Страница 23: ...g curve by the corresponding factor in accordance with the table below The following section describes the special conditions for using ESR5 NE 51 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 UN accordingto the technical data for the device UN ...

Страница 24: ...le of a suspended derating curve blue 27 C x 0 906 24 C 55 C x 0 906 49 C The following calculation and the illustrated derating curve are provided as examples Perform the actual calculation and offset the derating curve for the device used according to the technical data and section 6 Derating page 10 0 10 20 30 40 50 60 70 49 55 24 27 3 72 0 10 20 30 40 50 60 TA C I TH 2 A 2 ...

Страница 25: ... Contact material AgSnO2 Minimum switching voltage 5 V AC DC Maximum switching voltage 250 V AC DC Observe the load curve Limiting continuous current 6 A N O contact pay attention to the derating 6 A N C contact Maximum inrush current 20 A Δt 100 ms Inrush current minimum 10 mA Sq Total current ITH 2 I1 2 I2 2 I3 2 72 A2 see derating curve Figure 6 page 10 Interrupting rating ohmic load max 144 W ...

Страница 26: ... 34 43 44 53 54 63 64 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 Screw thread M3 Ambient conditions Ambient temperature operation 20 C 55 C Observe derating Ambient temperature stora...

Страница 27: ...and SIL 3 in conjunction with suitable evaluating device PFDavg 1 50 x 10 4 Proof test interval 84 months Duration of use 240 months Safety characteristic data according to EN ISO 13849 Category 4 in conjunction with suitable evaluating device Performance Level e in conjunction with suitable evaluating device Duration of use 240 months For applications in PL e the required demand rate for the safe...

Страница 28: ...onic 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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