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Table of Contents
Summary of Contents for Allen-Bradley GuardShield Safe 4
- Page 1 GuardShield™ Safe 4 and Safe 4 PAC Safety Light Curtains User Manual...
- Page 2 Important User Information Because of the variety of uses for the products described in this publication, those responsible for the application and use of this control equipment must satisfy themselves that all necessary steps have been taken to assure that each application and use meets all performance and safety requirements, including any applicable laws, regulations, codes and standards.
- Page 3 They are intended to signal a stop of hazardous machine motion when the sensing field is broken. GuardShield Safe 4 safety light curtains can only be used on machinery which can be stopped anywhere in its stroke or cycle.
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Page 4: Table Of Contents
Appendix ........27 GuardShield Safe 4 Specials ........27 Introduction. -
Page 5: Introduction
Type 4 safety light curtain platform. The safety distance between the GuardShield In addition to the standard GuardShield Safe 4 POC and Safe4 PAC, the Safe 4 and a dangerous machine movement has to be maintained at all times. -
Page 6: Proper Use
Proper Use • Tolerant to dust and pollution The GuardShield Safe 4 safety light curtain must be used only as defined • Short-circuit protected semiconductor outputs in the “Range of Uses of the Device.” It must be used only by qualified •... -
Page 7: Perimeter Systems (Pac)
Other modes of operation e.g. PSDI mode (break mode), muting, external relay monitoring (EDM) can be realized using external safety devices. 1100 The GuardShield Safe 4 safety light curtain consists of a transmitter and a receiver. Transmitter Receiver Figure 1: Components of the GuardShield Safe 4 Reference plane (e.g. -
Page 8: Examples Of Range Of Use
Ts will result in an The laser light source in the Integrated Laser Alignment system of the inaccurate safety distance calculation. GuardShield Safe 4 light curtains is a Class 2, eye safe laser diode with a wavelength of 630 nm. Determining the Safety Distance... -
Page 9: Osha Safety Distance Calculation Formula
Figure 3: Safety distance from the point of danger element. Response time of the control system How to Calculate the Safety Distance S for GuardShield Safe 4 Systems with a resolution ≤40 mm. According to EN ISO 13855 and EN ISO 13857: and T are usually measured by a stop time measuring device. -
Page 10: Installation And Mounting
• Read the minimum distance a [mm] from the graph: Determine if the machinery, on which the GuardShield Safe 4 is to be mounted, meets the requirements as specified in the beginning of this manual, i.e., machinery must be able to be stopped anywhere in its stroke or cycle, consistently and repeatedly. -
Page 11: Alignment Procedure
Class 2, eye safe laser located in as adequate protective height must be observed. the bottom of the GuardShield Safe 4 transmitter and in the top of the GuardShield Safe 4 receiver. Each laser emits a low level of visible light. -
Page 12: Incorrect Installation
The simplest method is to alternate transmitter and receiver pairs so that the receiver from a second pair is facing away from the transmitter of another GuardShield Safe 4 pair in close proximity. It is also possible to place a physical barrier between pairs to prevent the infrared light from reaching another GuardShield Safe 4 pair. -
Page 13: Electrical Installation
GuardShield™ Safe 4 Safety Light Curtain User Manual (0.43) M6x40 M 6x25 Socket head cap screw, fully threaded M 6x6.1/14 Lock washer 29.5 (1.16) M4x16 (0.79) dia. (0.79) Vibration damper 445L-AF6140 Standard mounting brackets—supplied with each light curtain (0.71) For side mounting Adjustable by ±... - Page 14 GuardShield™ Safe 4 Safety Light Curtain User Manual Cables/Connectors Signal The GuardShield Safe 4 transmitter and receiver connectors are 5-pin M12 quick-disconnect connectors. Shielded and nonshielded cordsets Female Top View Color Pin No. Receiver are offered in lengths from 2 to 30 meters.
- Page 15 GuardShield™ Safe 4 Safety Light Curtain User Manual Bringing into operation After the power has been applied to the GuardShield Safe4 and the automatic power-up test is successfully completed, the green Power LED on the receiver and transmitter will light on. The system is now ready to operate.
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Page 16: Typical Wiring Diagram
GuardShield™ Safe 4 Safety Light Curtain User Manual Typical Wiring Diagrams—Safe 4 or Safe 4 PAC Connection with Guardmaster SI Safety Relay +24V DC 445L-P4S0800YD Test Contact* L1 L2 L3 Reset 800FM- F3MX10 S11 S12 Mating Cable (2) RESET *jumper required 440R-S12R2 for normal operation... - Page 17 GuardShield™ Safe 4 Safety Light Curtain User Manual Muting Lamp MSR42 MSR45E 440R-P22SAGS-NNR 440R-P4NNS DIN Rail DIN Rail 445L-P4S0800YD Brown Brown Lamp OSSD2 White GPIC4 White OSSD1 Black GPIC3 Test Contact* Black GPIC2 Grey GPIC1 Grey Reset Blue Blue +24V * Jumper required for normal operation Sensor 2...
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Page 18: Troubleshooting Guide
GuardShield™ Safe 4 Safety Light Curtain User Manual Troubleshooting Guide The light curtain carries out an internal self-test after startup. If an error Green occurs, an appropriate signal combination is indicated by the LEDs of Orange (Protective field (Protective field the transmitter or the receiver. -
Page 19: Checklist
If any of the above conditions do not result in IMPORTANT the hazardous motion of the machine If two or more GuardShield Safe 4 are to be used, make sure that each system is properly installed, ceasing, do not allow the protected machine in order to avoid optical interference. -
Page 20: Cleaning
GuardShield™ Safe 4 Safety Light Curtain User Manual Cleaning If the optic front cover of the GuardShield Safe 4 is dirty, the outputs of the GuardShield Safe 4 turn off. Take a clean, soft cloth and rub without pressure. Do not apply aggressive, abrasive or scratching cleansing agents, which might attack the surface. -
Page 21: Technical Specifications
Light Beams Min 8 - Max 256 Protective Field 120…1920 mm (4.7…75.6 in.) in 120 mm (4.7 in.) increments for Standard GuardShield Safe 4; Resolution 14 mm (0.55 in.), 30 mm (1.18 in.) 14 mm (0.55 in.); 0…9.0 m (0…29.5 ft), 30 mm (1.18 in.);... - Page 22 445L-T4L1920YD 445L-R4L1920YD 14 (0.55) 1920 (75.6) 85.5 ms 9 (29.5) Standard GuardShield Safe 4 with Integrated Laser Alignment System, 30 mm Resolution, 0…18 m (0…59 ft) Range of Operation Resolution Protective Heights Range Weight per pair Light Curtain Pair Transmitter Receiver [mm (in.)]...
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Page 23: Catalog Number Configuration
1200 (47.2) 31.6 ms 5 (16.4)…30 (98.4) 445L-P4X1440YD 445L-T4X1440YD 445L-R4X1440YD 30 (1.18) 1440 (56.7) 37 ms 5 (16.4)…30 (98.4) GuardShield Safe 4 PAC (Perimeter) Number of Protective Heights Range Weight per pair Light Curtain Pair Transmitter Receiver Beams [mm (in.)] Response Time [m (ft.)]... -
Page 24: Dimensional Drawings
GuardShield™ Safe 4 Safety Light Curtain User Manual Dimensional Drawings [mm (in.)] System with integrated controller Protective Height Profile Length Type [mm (in.)] [mm (in.)] (1.38) – 445L-P4 0120YD 120 (4.7) 290 (11.4) – 445L-P4 0240YD 240 (9.4) 410 (16.1) (1.18) 14.75 (0.58) - Page 25 GuardShield™ Safe 4 Safety Light Curtain User Manual ILAS (4.72) (4.72) (4.72) (4.72) (4.72) 810.5 (9.45) (31.91) 1158 (45.59) (37.80) (14.17) (9.45) 1051 (41.38) (4.72) (4.72) (4.72) (4.72) (9.45) 29.9 (1.58) (0.16) (4.72) (1.18) ILAS (1.177) (4.72) 29.9 (1.58) 29.9 (1.18) (0.16) (1.58)
- Page 26 2PNP 2 PNP, configurable Removable Auto. / Manual or manual monitored 24V DC 440R-P226AGS-NNR GuardShield Safe 4 configurations) Optional accessories: Description Cat. No. Standard kit (4 pieces — supplied with each pair) 445L-AF6140 180° Adjustable kit (two kits required per pair)
- Page 27 GuardShield™ Safe 4 Safety Light Curtain User Manual Mirror 440L-AM075 Mirror 440L-AM125 8 x 13 Section A 164 (6.45) 50 (1.96) 44.4 (174) (2.12) (1.37) (2.65) 13.3 (0.52) ±120° 73 (2.87) (0.25) 2.5 (0.09) 164 (6.45) (0.17) 10.5 (0.41) (1.96) (15.60) (13.4) (14.64)
- Page 28 Note: Each mirror reduces maximum scan range by 10% per mirror. Each corner mirror supplied with two end-cap mounting brackets. Specially constructed glass mirrors for 2- and 3-sided safeguarding applications. GuardShield Safe 4 Light Protected Height Narrow Mirror Short- Mirror Height...
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Page 29: Appendix
360 (14.2) 18 (59) Introduction 445L-103000-0139 30 (1.18) 480 (18.9) 18 (59) In addition to the GuardShield Safe 4 manual this appendix shows some 445L-103000-0193 30 (1.18) 840 (33.1) 18 (59) special systems e.g,: Cascaded GuardShield Safe 4 Systems • GuardShield Safe 4 without laser alignment system (ILAS) •... -
Page 30: Systems With Connector Cap
GuardShield™ Safe 4 Safety Light Curtain User Manual Systems with Connector Cap for Hard-wired Connection 24V DC Transmitter Tx 0V DC Test 1 Test 2 Not connected Not connected Earth (PE) Receiver Tx 24V DC 0V DC OSSD 1 OSSD 2 Not connected Not connected Earth (PE) -
Page 31: Cascaded Systems
OSSDs (not to exceed 255 beams). Figure 25: Top and bottom mounting of 3 GuardShield Safe 4 segments is possible, which will Two Segment Cascading GuardShield Safe 4 Systems provide three-sided machine guarding without the use of corner mirrors... - Page 32 GuardShield™ Safe 4 Safety Light Curtain User Manual Cascaded Systems (0.47) Controller (4.72) Alignment module (ILAS) (0.98) (0.98) (0.63) 15.5 (0.61) dia. (1.29) (5.90) 15 (0.59) dia. (3.15) R min. 17 (0.67) (1.38) min. Figure 27: Cascaded Safe 4 system. For lengths A, B, C, and D see table on page 33. Original instructions...
- Page 33 GuardShield™ Safe 4 Safety Light Curtain User Manual (0.47) (1.38) (4.72) (0.63) (5.90) Total Length B 3 (0.12) Protective Height A (0.63) 5 (0.2) (1.57) 15.5 (0.61) (3.15) 15 (0.59) dia. R min. 17 (0.67) (1.38) min. Figure 28: Dimensional drawing for systems with separated controller (dimensions transmitter = dimensions receiver). The profile length for systems without ILAS is reduced for 2 x 25 mm. For lengths A and B see table on page 33.
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Page 34: Special Systems
The part 445L-103005-1002 has six active fields with resolution 30 mm, separated with passive zones. This light curtain is designed for a customer specific machine application. Ctrl Ctrl Figure 31: GuardShield Safe 4 with passive zones (445L-103005-0036) Active 240 mm Active 240 mm Active 240 mm (Resolution 30 mm) -
Page 35: Part List Safe 4 Specials
GuardShield™ Safe 4 Safety Light Curtain User Manual Safe 4 Specials Catalog Numbers Protective Total Protective Total Cascaded Response Height A Length B Height C Length D Range Resolution Weight per (Separate Time t (ms) Catalog Number (mm)* (mm)* (mm)* (mm)* (mm) Pair (kg) -
Page 36: Certificate
Safe4 Safety Light Curtains Herewith declare that the Products: Product identification (brand and Allen-Bradley / GuardShield 445L Series catalogue number/part number): (reference the attached list of catalogue numbers) Safe4 safety light curtains are Type 4 active opto-electronic protective devices (AOPD) Product Safety Function with resolutions of 14mm and 30mm/PAC. - Page 37 GuardShield™ Safe 4 Safety Light Curtain User Manual Catalogue number Series Description 445L-x4xxYD GuardShield Safe4 safety light curtain per Nomenclature 445L-1xxxxxx-xxxx GuardShield Safe4 safety light curtain per Nomenclature 445L-1xxxxxx GuardShield Safe4 safety light curtain per Nomenclature 445L-R4S2500YD GuardShield Safe4, PAC receiver, 30 mm resolution, 2 beam, 500 mm spacing 445L-T4S2500YD GuardShield Safe4, PAC transmitter, 30 mm resolution, 2 beam, 500 mm spacing 445L-P4S2500YD...
- Page 38 GuardShield™ Safe 4 Safety Light Curtain User Manual NOMENCLATURE (Cont): Custom 445L Series Nomenclature (1): 445L 103000-0000 Designates Product Line 445L – GuardShield safety light curtain Designates Custom Catalog Designation Any number from 100000-0000…199999-9999 can be used to denote custom catalog numbers for the 445L Series light curtains Custom 445L Series Nomenclature (2): 445L...
- Page 39 GuardShield™ Safe 4 Safety Light Curtain User Manual Original instructions...
- Page 40 GuardShield™ Safe 4 Safety Light Curtain User Manual Original instructions...
- Page 42 GuardShield is a trademark of Rockwell Automation, Inc. Guardmaster is a registered trademark of Rockwell Automation, Inc. www.rockwellautomation.com Power, Control and Information Solutions Headquarters Americas: Rockwell Automation, 1201 South Second Street, Milwaukee, WI 53204 USA, Tel: (1) 414.382.2000, Fax: (1) 414.382.4444 Europe/Middle East/Africa: Rockwell Automation, Vorstlaan/Boulevard du Souverain 36, 1170 Brussels, Belgium, Tel: (32) 2 663 0600, Fax (32) 2 663 0640 Asia Pacific: Rockwell Automation, Level 14, Core F, Cyberport 3, 100 Cyberport Road, Hong Kong, Tel: (852) 2887 4788, Fax: (852) 2508 1846 Publication PN-107933, March 2011...