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Summary of Contents for Rockwell Automation Allen-Bradley Guardmaster SafeZone Singlezone
- Page 1 SafeZone Singlezone and Multizone Safety Laser Scanner Bulletin Number 442L User Manual Original Instructions...
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Page 2: Important User Information
If this equipment is used in a manner not specified by the manufacturer, the protection provided by the equipment may be impaired. In no event will Rockwell Automation, Inc. be responsible or liable for indirect or consequential damages resulting from the use or application of this equipment. - Page 3 IEC ISO IMPORTANT Rockwell Automation reserves the right to make revisions to these installation instructions and disclaims liability for all incidental and consequential damages related to the furnishing, performance and use of this material. Original Instructions Publication 442L-UM003C-EN-P – February 2025 3...
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Page 4: Table Of Contents
SafeZone Singlezone and Multizone Safety Laser Scanner Table of Contents 1 About This Document ............................5 1.1 Function of this document . -
Page 5: Section 1 - About This Document
SafeZone Singlezone and Multizone Safety Laser Scanner Section 1 — About this Document Recommendation See www.rockwellautomation.com/en-us/ products/hardware/allen-bradley/safety- Please read this section carefully before working with this documentation and the products.html. SafeZone™ safety laser scanner. Here users will find information on: 1.1 Function of this document •... -
Page 6: Symbols Used
SafeZone Singlezone and Multizone Safety Laser Scanner 1.6 Symbols used Software notes show the location in the SCD software where you can make the appropriate settings and adjustments. In the SCD Recommendation Recommendations are designed to give you software on the View menu, Dialog Box, select the item File some assistance in your decision-making Cards to go straight to the stated dialog fields. -
Page 7: Device Applications
When making configuration changes, always use the password hierarchy provided by Rockwell Automation to ensure that only authorized persons make changes to the configuration. -
Page 8: Environmental Protection
SafeZone Singlezone and Multizone Safety Laser Scanner • Suitable power supplies are available from Rockwell Automation. The external • Safety of machinery - Functional safety of safety-related electrical, voltage supply of this device must be capable of buffering brief mains voltage electronic and programmable electronic control systems (EN 62061) failures of 20 ms as specified in EN 60204. -
Page 9: Principles Of Operation
SafeZone Singlezone and Multizone Safety Laser Scanner 3.2.1 Principles of operation • In comparison with contact sensors, there is less wear when electro- sensitive scanning is used. The SafeZone safety laser scanner is an optical sensor that scans its surroundings in two dimensions using infrared laser beams. It is used to monitor 3.2.2 Field set comprised of protective safety field and warning a hazardous area on a machine or a vehicle. -
Page 10: Device Components
SafeZone Singlezone and Multizone Safety Laser Scanner Protective safety field case 1 Protective safety field case 2 Warning field Figure 4: SafeZone multizone safety laser scanner with two defined monitoring cases on an AGV 3.2.4 Device components Warning fiel otective safety field The SafeZone safety laser scanner comprises three components: Figure 6: Hazardous area protection with one monitored area •... - Page 11 SafeZone Singlezone and Multizone Safety Laser Scanner In this application, the SafeZone safety laser scanner only has a secondary Access protection (vertical protection) protective function. The primary safety function that stops the dangerous You can also use the SafeZone safety laser scanner vertically for access protection. movement is provided in the example by a light curtain , while the SafeZone Access protection can be used when the access to the machine can be defined by safety laser scanner monitors the restarting of the machine.
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Page 12: Configurable Functions
SafeZone Singlezone and Multizone Safety Laser Scanner 3.3.3 Other applications (not for personnel protection) 3.4 Configurable functions Along with safety-related applications, you can also use the SafeZone safety laser 3.4.1 Field sets scanner for applications in which people do not need to be protected. Configuring the protective safety field and warning field Collision protection With the aid of the SCD software you can configure the... - Page 13 SafeZone Singlezone and Multizone Safety Laser Scanner Protective safety field suggested by the safety laser scanner 3.4.2 Application You can also have the SCD software suggest a protective safety field. The safety laser With the SCD software you can configure the SafeZone scanner scans the visible room contour several times.
- Page 14 SafeZone Singlezone and Multizone Safety Laser Scanner For contour monitoring you define part of the protective safety field as a The maximum protective safety field range is dependent on the resolution contour segment . Within the contour segment a tolerance band is defined. selected, and the basic response time for the application is in turn dependent of This comprises a positive ...
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Page 15: External Device Monitoring (Edm)
SafeZone Singlezone and Multizone Safety Laser Scanner Horizontal operation 3.4.4 External device monitoring (EDM) If the protective safety field reaches the walls of a room partially or entirely, the The EDM function monitors the contact elements activated by both the OSSDs SafeZone safety laser scanner can also monitor the contour of the protective (e.g. -
Page 16: Restart Interlock
SafeZone Singlezone and Multizone Safety Laser Scanner 3.4.6 Restart ATTENTION Secure the area close to the SafeZone safety laser scanner if operated without restart interlock. Make the area near the device inaccessible by means of physical measures (hard guard or recessing) or, in addition to the SafeZone safety laser scanner, use a proximity switch with 5 cm acquisition range. - Page 17 SafeZone Singlezone and Multizone Safety Laser Scanner Permissible configuration 3.4.7 Multiple sampling When multiple sampling is set, an object must be scanned several times before Table 4: Permissible configuration of the restart interlock the SafeZone safety laser scanner switches off its OSSDs. In this way you can Restart Interlock of the Restart Interlock reduce the probability that objects falling through the scan plane, for example...
- Page 18 SafeZone Singlezone and Multizone Safety Laser Scanner The park mode can be configured for a monitoring case. To switch to the park Static complementary sampling mode, the input must be configured such that the related monitoring case with A control input comprises a pair of two connections. For correct switching one the park mode is activated.
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Page 19: Indicators And Outputs
SafeZone Singlezone and Multizone Safety Laser Scanner 3.4.10 Checking of the monitoring case switching 3.5 Indicators and outputs To check the switching between monitoring cases, configure a series of 3.5.1 Status indicators monitoring cases. Here you can define either an arbitrary sequence, a unique sequence, or two alternative sequences. -
Page 20: Section 4 - Installation And Mounting
SafeZone Singlezone and Multizone Safety Laser Scanner • Mount the SafeZone safety laser scanner in a All outputs are only allowed to be used for the IMPORTANT IMPORTANT purpose specified. Note that the signals at the dry place and protect the device from dirt application diagnostic outputs for “warning field,”... -
Page 21: Stationary Application In Horizontal Operation
SafeZone Singlezone and Multizone Safety Laser Scanner 4.1 Stationary application in horizontal operation If you are using the SafeZone multizone, you can IMPORTANT define several monitoring cases with different This type of protective device is suitable for machines and equipment on which protective safety fields. - Page 22 SafeZone Singlezone and Multizone Safety Laser Scanner Calculation of the safety distance S: ATTENTION Prevent the possibility of crawling beneath the protective device if you mount it higher than First, calculate S using the following formula: 300 mm. S = (K x (TM + TS )) + ZG + ZR + C Prevent people from being able to crawl beneath the protective safety field by means of appropriate Where…...
- Page 23 SafeZone Singlezone and Multizone Safety Laser Scanner Height of the scan plane at 70 mm resolution ATTENTION Prevent unprotected areas. Due to the radial sampling of the protective safety field, the optical resolution Mount the SafeZone safety laser scanner such that there are no unprotected areas.
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Page 24: Stationary Vertical Operation For Access Protection
SafeZone Singlezone and Multizone Safety Laser Scanner 4.2 Stationary Vertical Operation for Access Protection Where… Access protection can be used when the access to the machine can be defined Approach speed (1600 mm/s, defined in EN 999) by physical means. For access protection the SafeZone safety laser scanner Stopping/run-down time of the machine or system detects the entry of an entire body. -
Page 25: Safety Distance
SafeZone Singlezone and Multizone Safety Laser Scanner 4.3.1 Safety distance Calculation of the safety distance S: For hazardous point protection, a safety distance must be observed between First, calculate S using the following formula: protective safety field and hazardous point. This safety distance ensures that the S = 2000 x (T ) + 8 x (d - 14 mm) [mm] hazardous point can only be reached after the dangerous state of the machine has... -
Page 26: Mobile Applications
SafeZone Singlezone and Multizone Safety Laser Scanner 4.4 Mobile applications Stopping distance The stopping distance comprises the braking distance for the vehicle, the If the dangerous state is produced by a vehicle (e.g. AGV or fork lift), the distance covered during the response time of the safety laser scanner and the hazardous area that is produced by the movement of the vehicle is protected by response time of the vehicle controller. - Page 27 SafeZone Singlezone and Multizone Safety Laser Scanner Distance covered during the response time of the safety laser scanner The distance covered during the response time of the safety laser scanner depends on • The response time of the safety laser scanner. •...
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Page 28: Height Of The Scan Plane
SafeZone Singlezone and Multizone Safety Laser Scanner 4.4.3 Height of the scan plane Fitting in the vehicle trim Build the SafeZone safety laser scanner into the vehicle trim such that the ATTENTION Mount the SafeZone safety laser scanner such that unprotected areas are ... -
Page 29: Mounting Steps
SafeZone Singlezone and Multizone Safety Laser Scanner However, you must advance the timing of the switching if you t Uv • Have entered an input delay for your switching method. See “Input delay” on page 18. • Control external OSSDs instead of the internal OSSDs The following diagram shows the relationships: Figure 39: Example of advancing the timing for the switching UFVz4... - Page 30 SafeZone Singlezone and Multizone Safety Laser Scanner 4.6.2 Mounting with mounting kit 1 With the aid of mounting kit 1 you can mount the SafeZone safety laser scanner indirectly on the mounting surface. This is always necessary if you cannot drill through the mounting surface from the rear.
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Page 31: Section 5 - Electrical Installation
SafeZone Singlezone and Multizone Safety Laser Scanner 4.6.4 Mounting with mounting kit 3 With the aid of mounting kit 3 (only in conjunction with mounting kits 1 and 2) you can mount the SafeZone multizone safety laser scanner such that the scan plane is parallel to the mounting surface. -
Page 32: System Connection
SafeZone Singlezone and Multizone Safety Laser Scanner 5.1.1 Pin assignments of the I/O modules Route all cables and connection cables such that they IMPORTANT are protected from damage. Table 12: Pin assignments of the I/O module If you use the SafeZone™ safety laser scanner for the protection of hazardous areas: Ensure that any SafeZone SafeZone... -
Page 33: Pre-Assembled System Connectors
SafeZone Singlezone and Multizone Safety Laser Scanner 5.3 Pre-assembled system connectors ATTENTION The length of the spare cable should be such that the system plug cannot inadvertently be plugged into a The following pre-assembled system connector with cable outlet on the top are neighboring SafeZone safety laser scanner. -
Page 34: Stationary Applications
SafeZone Singlezone and Multizone Safety Laser Scanner 6.1 Stationary Applications 6.1.2 Applications with multiple monitored areas (SafeZone multizone safety laser scanner) 6.1.1 Applications with one monitored area (SafeZone safety laser scanner) SafeZone multizone with two protective safety fields and warning fields — mounted horizontally SafeZone™... -
Page 35: Mobile Applications
SafeZone Singlezone and Multizone Safety Laser Scanner 6.2 Mobile applications 6.3.1 Restart interlock and external device monitoring +24V 6.2.1 Vehicle monitoring for unidirectional travel (SafeZone safety laser scanner) SafeZone multizone with protective safety field and warning field 442L-SFZNMZ Figure 57: Example circuits for restart interlock and external device monitoring SafeZone safety laser scanner in conjunction with relays/contactors;... -
Page 36: Section 7 - Configuration
SafeZone Singlezone and Multizone Safety Laser Scanner Note: Do not confuse the restart interlock with the start interlock on the machine. The start interlock prevents the machine from starting after switching on. The restart interlock prevents the machine from starting again after a fault or an interruption in the protective field. -
Page 37: Test Notes
SafeZone Singlezone and Multizone Safety Laser Scanner Table 16: 7-segment display during and after the power up sequence on initial Ensure that the adhesive label “Important information,” which is included with commissioning the scanner on delivery, is affixed to the machine in a place where it is clearly visible for the operators. -
Page 38: Re-Commissioning
SafeZone Singlezone and Multizone Safety Laser Scanner Table 19: LED indication after the power up sequence To test the protective function for the entire system, deliberately interrupt the protective field while the machine is running. The LEDs of the safety laser Display scanner must change from green to red and the dangerous movement must stop immediately. -
Page 39: Replacing The Front Screen
SafeZone Singlezone and Multizone Safety Laser Scanner Cleaning the front screen: Use a clean and soft brush to remove dust from the front screen. Next, wipe the front screen with a clean and damp cloth. 9.2 Replacing the front screen If the front screen is scratched or damaged, you must replace it. -
Page 40: Replacing The I/O Module
SafeZone Singlezone and Multizone Safety Laser Scanner 9.3 Replacing the I/O module Housing The I/O module is only allowed to be replaced by IMPORTANT specialist personnel in a clean environment. Mount the I/O module as per the following Seal edge flush with housing edge instructions to ensure that the housing is sealed to IP65. -
Page 41: Section 10 - Diagnostics
SafeZone™ multizone safety laser scanner in “3.5 Indicators and outputs” on page 19. 10.2 Rockwell Automation Support Table 22: Error displays on the 7-segment display If you cannot remedy an error with the help of the information provided in this... - Page 42 SafeZone Singlezone and Multizone Safety Laser Scanner The display goes off Send the system connector to Replace memory module automatically when the the manufacturer for repair. SafeZone safety laser Check the switching element scanner is initialized connected. Replace, if necessary.
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Page 43: Extended Diagnostics
The total response time of your application is dependent on… IMPORTANT If you have problems during troubleshooting, contact Rockwell Automation support. Keep a copy of the print • The basic response time at the related resolution and the maximum out of the results of the diagnostics at hand. -
Page 44: Timing Behavior Of The Ossds
SafeZone Singlezone and Multizone Safety Laser Scanner Table 24: Response time with a resolution of 40 mm (hand detection) 11.3 Timing behavior of the OSSDs Maximum Possible Protective Safety The SafeZone safety laser scanner tests the OSSDs immediately after switching Field Size Basic Response Time on and then at regular intervals. - Page 45 SafeZone Singlezone and Multizone Safety Laser Scanner 600 µ s 300 µ s 300 µ s OSSD1 OSSD2 Figure 67: Figure 66: Shut-down test 600 µ s 300 µ s OSSD1 300 µ s OSSD2 Figure 68: Voltage Test Original Instructions Publication 442L-UM003C-EN-P –...
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Page 46: Data Sheet
SafeZone Singlezone and Multizone Safety Laser Scanner 11.4 Data sheet Table 29: Technical data SafeZone™ multizone safety laser scanner Minimum Typical Maximum General Data Laser Class 1 (according to IEC 60825-1 as well as CDRH 21 CFR 1040.10 and Laser protection class 1040.11 except for conformance with IEC 60825-1 Ed. - Page 47 SafeZone Singlezone and Multizone Safety Laser Scanner Minimum Typical Maximum Front screen Material Polycarbonate Surface finish Outside with scratch-resistant coating System connector ESD protected Dimensions SafeZone multizone safety laser scanner) — — Height 185 mm Width 155 mm — —...
- Page 48 For cable cross-section 0.25 mm Supply voltage (SELV) The voltage supply must be capable of buffering brief mains voltage failures of 20 ms as specified in EN 16.8V 28.8V 60 204. Suitable power supplies are available from Rockwell Automation Automation — —...
- Page 49 SafeZone Singlezone and Multizone Safety Laser Scanner Minimum Typical Maximum Voltage for LOW Input capacitance 15 nF Static input current 6 mA 15 mA Static control input Class 5M1 (IEC 60721-3-5) 2 k Input resistance when HIGH Voltage for HIGH 28.8V Voltage for LOW Input capacitance...
- Page 50 SafeZone Singlezone and Multizone Safety Laser Scanner Minimum Typical Maximum Short-circuit current at TxD -60 mA 60 mA Max. voltage level at RxD -11V — Max. voltage level at TxD -11V Data interface Communication protocol RS-422 (proprietary) 19 200 baud 38 400 baud Transmission speed (selectable) 125 kbaud...
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Page 51: Dimensional Drawings
SafeZone Singlezone and Multizone Safety Laser Scanner 11.5 Dimensional drawings 11.5.1 SafeZone safety laser scanner M8 x 9 13.5 Area to be kept clear 136.8 during installation of the scanner 77.5 27.8 65.2 Axis of rotation of motor 92.5 Figure 69: Dimensional drawing SafeZone safety laser scanner (mm) Original Instructions Publication 442L-UM003C-EN-P –... - Page 52 SafeZone Singlezone and Multizone Safety Laser Scanner 11.5.2 Mounting kits 193.2 22.5 87.5 Figure 70: Dimensional drawing, mounting kit 1, 2 and 3 (mm) 11.5.3 Scan plane origin Figure 71: Dimensional drawing of the scan plane (mm) Figure 72: Dimensional drawing of the scan plane with mounting kit 3 (mm) Original Instructions 52 Publication 442L-UM003C-EN-P –...
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Page 53: Section 12 - Declaration Of Conformity
CE/UKCA Conformity Rockwell Automation herewith declares that the SafeZone™ safety laser scanner is in conformity with the provisions of the following EU directive(s) and UK regulation(s) (including all applicable amendments), and that the respective standards and/or technical specifications have been used as a basis for this declaration. -
Page 54: Accessories And Replacement Parts
SafeZone Singlezone and Multizone Safety Laser Scanner 13.2 Accessories and replacement parts Table 30: Catalog numbers Description Catalog Number Mounting Kit 1: Mounting bracket for direct mounting at the rear on wall or 442L-AMBSFZNMZ1 machine. No adjustment facility. Mounting Kit 2: Bracket only in conjunction with mounting kit 1. Mounting at the rear on wall or machine. -
Page 55: Section 14 - Annex
SafeZone Singlezone and Multizone Safety Laser Scanner Section 14 — Annex 14.1 Manufacturer’s checklist Checklist for the manufacturer/installer for installing electro-sensitive protective equipment (ESPE) Details about the points listed below must be present at least during initial commissioning~they are, however, dependent on the respective application, the specifications of which are to be controlled by the manufacturer/installer. -
Page 56: Glossary
SafeZone Singlezone and Multizone Safety Laser Scanner 14.2 Glossary AOPDDR Active opto-electronic protective device responsive to diffuse reflection (e.g. SafeZone™ safety laser scanner, see also IEC/EN 61496-3) Control Input, static The monitoring cases are switched using the control inputs. The SafeZone safety laser scanner has one static control input. External device monitoring A means by which the electro-sensitive protective equipment (ESPE) monitors the state of control devices which are external to (EDM) - Page 57 SafeZone Singlezone and Multizone Safety Laser Scanner User Manual Notes: Rockwell Automation Publication 442L-UM003C-EN-P - February 2025...
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Page 58: Rockwell Automation Support
Rockwell Automation maintains current product environmental compliance information on its website at rok.auto/pec. Allen-Bradley, expanding human possibility, Guardmaster, Rockwell Automation, and SafeZone are trademarks of Rockwell Automation, Inc. Trademarks not belonging to Rockwell Automation are property of their respective companies.
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