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Publication 440R-IN088A-EN-P - July 2022 | Supersedes Publication 440R-IN063A-MU-P - April 2011

Copyright © 2022 Rockwell Automation, Inc. All rights reserved. Printed in the U.S.A.

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95302170

10000176981 Ver 01

Waste Electrical and Electronic Equipment (WEEE)

Rockwell Automation maintains current product environmental compliance information on its website at 

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At the end of life, this equipment should be collected separately from any unsorted municipal waste.

Safety Specifications

You can use the MSR138/.1DP safety relay in safety circuits according to 
DIN EN 60204-1/VDE 0113 part 1. Safety requirements that are specified in 

Specifications on page 1

 are maximum, based on the operation mode and wiring.

Specifications are applicable only if the safety function is demanded at least once 
within 6 months. All diagnostic tests are conducted at least before next demand. 
The mission time (TM) for the proof test interval (PTI) is adopted. Components 
failure rates according to SN29500.

Figure 6 - Safety Circuit

Declaration of Conformity

CE Conformity

Rockwell Automation declares that the products that are shown in this document 
conform with the Essential Health and Safety Requirements (EHSRs) of the 
European Machinery Directive (2006/42/EC) and EMC Directive 2014/30/EU.

For a comprehensive CE certificate visit: 

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UKCA Conformity

Rockwell Automation declares that the products that are shown in this document 
are in compliance with the Supply of Machinery (Safety) Regulations (2008 No. 1597) 
and Electromagnetic Compatibility Regulations (2016 No. 1091).

For a comprehensive UKCA certificate visit: 

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(a)

(a)

Example

Channel 1

Channel 2

Sensor 

Contact

Sensor 

Contact

E-stop 800F 

(a)

Actuator 1

Actuator 2

Safety Relay 440R

Contactor 100S 

(a)

Summary of Contents for Allen-Bradley Minotaur MSR138DP

Page 1: ...r manipulation can result in serious injuries Do not defeat tamper remove or bypass this unit ATTENTION If any malfunction or damage is present do not attempt to repair Replaced the unit before machine operation is allowed Do not dismantle the unit IMPORTANT The safety inputs of these products are described as normally closed N C that is with the guard closed the actuator in place where relevant a...

Page 2: ...lose If the safety inputs and reset circuit concurrently close during power up the safety relay activates immediately R Manual monitored reset b In Manual Monitored Reset mode a signal change of the reset circuit S33 S34 is required and monitored A reset fault occurs if the safety inputs remain open while the reset circuit is closed Positive edge The safety relay is active once the safety inputs c...

Page 3: ...21 S22 Safety input N C X1 X2 X3 X4 S33 S34 Link for auto reset Y1 Y2 Monitoring loop feedback Y39 Y40 Timer override 13 14 Safety output 1 N O 23 24 Safety output 2 N O 37 38 Timer output 1 N O 47 48 Timer output 2 N O 57 58 1 1 MSR 138DP Timer output 3 N O 55 56 2 2 MSR 138 1DP Timer output 3 N C PWR Status indicator illuminates green when the unit is powered flashing green if cross loop faults ...

Page 4: ... MSR138 1DP safety relay in safety circuits according to DIN EN 60204 1 VDE 0113 part 1 Safety requirements that are specified in Specifications on page 1 are maximum based on the operation mode and wiring Specifications are applicable only if the safety function is demanded at least once within 6 months All diagnostic tests are conducted at least before next demand The mission time TM for the pro...

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