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Installation Instructions
Original Instructions
GuardShield Type 2 Safety Light Curtain
Catalog Numbers 440L-P2Kx, 440L-T2KAx, 440L-R2Kx
Topic
Introduction
Safety Precautions
Specialist Personnel
Product Description
Determine the Safety Distance
Installation and Mounting
Electrical Installation
Safety Instructions—Maintenance
IMPORTANT Save these instructions for use at a future time.
A recognized technical regulations and quality assurance system, ISO
9000 are carefully applied during the development and production of
Allen-Bradley/Guardmaster products.
This technical description must be followed when installing and
commissioning the GuardShield™ Type 2. Only qualified personnel can
implement inspection and commissioning.
Rockwell Automation® reserves the right to change or revise the
material that is contained in this publication. Rockwell Automation®
cannot be held liable for incidental or consequential damages resulting
from the furnishing, performance, or use of this material.
Introduction
The GuardShield™ Type 2 safety light curtain is a general-purpose
presence sensing device, which is designed for use on hazardous
machinery providing point of operation, and perimeter and access
detection.
It is a self-contained, two boxes, Type 2 ESPE (Electro Sensitive
Protective Equipment).
The GuardShield™ Type 2 is offered in either guard only mode or with
a restart interlock and EDM.
Page
IMPORTANT These installation instructions are designed to direct the
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Safety Precautions
Principles for Safe Use and Symbols Used
The following instructions are preventive warnings for the proper
operation of the GuardShield™ Type 2. These instructions are an
essential part of the safety precautions and therefore have to be
observed at any time.
Throughout this manual we use the labels ATTENTION and
IMPORTANT to alert you to the following:
ATTENTION: Failure to observe results in dangerous operation.
Identifies information about practices of circumstances that can lead
to personal injury or death, property damage, or economic loss.
Helps you:
IMPORTANT Identifies information that is especially important for successful
ATTENTION: Potentially hazardous situation, which, if not
prevented, leads to serious or deadly injury.
Failure to observe results in dangerous operation.
technical personnel of the machine manufacturer and or the
installer of the safety system regarding the proper mounting,
configuration, electrical installation, commissioning, operation,
and maintenance of the GuardShield™ Type 2 safety light
curtain.
These installation instructions do not provide instruction for the
operation of machinery to which the GuardShield™ Type 2 safety
light curtain is integrated. Only qualified personnel are able to
install this equipment.
• Identify a hazard
• Avoid a hazard
• Recognize the consequences
application and understanding of the product.
Table of Contents
Related Manuals for Allen-Bradley GuardShield 440L-T2KA series
Summary of Contents for Allen-Bradley GuardShield 440L-T2KA series
- Page 1 GuardShield™ Type 2. These instructions are an 9000 are carefully applied during the development and production of essential part of the safety precautions and therefore have to be Allen-Bradley/Guardmaster products. observed at any time. This technical description must be followed when installing and Throughout this manual we use the labels ATTENTION and commissioning the GuardShield™...
- Page 2 GuardShield Type 2 Safety Light Curtain Conditions required for proper use of the GuardShield Type 2 Safety Light Curtain Please make sure you read and understand these requirements before you select and install the GuardShield Type 2 safety light curtain. GuardShield Type 2 safety light curtains are point of operation safeguarding devices. These safety light curtains are intended to be used to provide point of operation safeguarding of personnel on a variety of machinery.
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Page 3: Specialist Personnel
If the device is used for any other purposes or modified in any way, dangerous machine movement has to be maintained always. warranty claims against Allen-Bradley/Guardmaster become null and Additional mechanical protective devices have to be installed in a void. - Page 4 GuardShield Type 2 Safety Light Curtain The GuardShield™ Type 2 receives and processes the sequential pulses IMPORTANT The protective system must be tested for proper operation after of the infrared light that is transmitted by the transmitter. The every change to the configuration. synchronization of the timing of the emission and reception of infrared light pulses is optically.
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Page 5: Determine The Safety Distance
GuardShield Type 2 Safety Light Curtain Safety Distance Resolution Protective Height [mm Number of Is the OSHA recommended hand speed constant in [mm (in.)] (in.)] Beams Response Time inches per second 30 (1.18) 160 (6.3) 20 ms Is the total stop time of all devices in the safety circuit, 30 (1.18) 320 (12.5) 20 ms... -
Page 6: European Safety Distance Formula
GuardShield Type 2 Safety Light Curtain Depth penetration factor. It is an added distance to allow Safety distance S (D for how far into the protective field an object, such as a finger or hand, can travel before being detected. D related to the object sensitivity of the safety light curtain. -
Page 7: Correct Installation
GuardShield Type 2 Safety Light Curtain The standard GuardShield™ Type 2 has an amber status indicator in the receiver, which is used as an alignment aid. The status indicator begins to flash when the infrared light from the transmitter is “seen” by the receiver. -
Page 8: Incorrect Installation
GuardShield Type 2 Safety Light Curtain Incorrect Installation Transmitters emit in opposite direction. Each receiver receives only the beams of the appropriate transmitter. Operators can reach hazardous machine parts without passing through the protective field. Position of the light curtain: Transmitters emit in opposite direction. -
Page 9: Electrical Installation
GuardShield Type 2 Safety Light Curtain Electrical Installation Connections Power Supply The external voltage supply (+24V DC) must meet the requirements of IEC 61496-1. In addition, the following requirements have to be fulfilled: • A short-term power failure of 20 ms must be bridged by the power supply. -
Page 10: Troubleshooting Guide
GuardShield Type 2 Safety Light Curtain Troubleshooting Guide The light curtain conducts an internal self-test after startup. If an error occurs, an appropriate signal combination is sent through the status indicators to the transmitter and receiver. Condition Error Description Action Internal fault, receiver •... -
Page 11: Typical Wiring Diagram-To Gsr Ci Safety Relay Module
GuardShield Type 2 Safety Light Curtain Typical Wiring Diagram—To GSR CI Safety Relay Module +24V Transmitter Receiver OSSD1 OSSD2 RESET Reset DC Common ATTENTION: The GuardShield™ Type 2 is a Type 2 safety device. The use of a PLe, SIL3 safety relay in a safety circuit does not increase the safety level of the safety circuit above a PLc, SIL1. -
Page 12: Safety Instructions-Maintenance
GuardShield Type 2 Safety Light Curtain Condition No. Description Guard only mode, light curtain unobstructed (aligned, not in interlock) Guard only mode, light curtain interrupted (aligned, not in interlock) Guard only mode, misaligned (not in interlock) Restart interlock (aligned) Transmitter test input active (pin 4) Internal fault, receiver Internal fault, transmitter External fault (OSSD short to ground, +V, or cross connection) -
Page 13: Six-Month Inspection
GuardShield Type 2 Safety Light Curtain Date Code IMPORTANT If any of the conditions listed do not result in the hazardous motion of the machine ceasing, do not allow the machine to be Ambient Temp. placed in operation. -10..+55C Power Consumption 7W MAX. -
Page 14: Catalog Number Explanation
GuardShield Type 2 Safety Light Curtain GuardShield™ Type 2 Catalog Numbers Sensor Pair Transmitter Receiver Protective Heights— Pair Weight— Catalog Numbers Catalog Numbers Catalog Numbers Resolution—mm (in) No. of Beams mm (in.) kg (lbs) 30 (1.18) 160 (6.2) 0.9 (1.9) 440L-P2K0160YD 440L-T2KA0160YD 440L-R2K01604D... - Page 15 GuardShield Type 2 Safety Light Curtain Dimensions [mm (in.)] 80 min (3014) (0.43) (2.05) (1.77) (1.57) (1.57) 440L-AF6108 Middle Mounting Bracket to be used in vibration applications for units greater than 800 mm (31.4in) (1.65) (0.79) Type Protective Height Mounting Value Total Length 160 ±0.5 321 ±1.5...
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Page 16: Corner Mirror For Multi-Sided Guarding
GuardShield Type 2 Safety Light Curtain Corner Mirror for Multi-Sided Guarding Specially constructed glass mirrors for 2- and 3-sided safeguarding applications. Note: Each mirror reduces maximum scan range by 10% per mirror. Each corner mirror suppled with two end-cap mounting brackets. GuardShield™... -
Page 17: Weld Shields
GuardShield Type 2 Safety Light Curtain Weld Shields For Connection to Transmitter The GuardShield™ Type 2 weld shields are sold as pairs in the same Cat. No. Description lengths as the protective heights of the GuardShield™ Type 2 safety light curtain. 4-pin DC Micro Straight Female Cordset, 2 (6.5) 889D-F4AC-2 These polycarbonate weld shields are designed as disposable devices... -
Page 18: Optional Accessories
GuardShield Type 2 Safety Light Curtain Optional Accessories Description Cat. No. Steel L-shaped end cap mounting bracket (4 per package) 440L-AF6101 Note: 4 brackets supplied with each GuardShield™ Type 2 pair. Aluminum middle mounting bracket for vibratory applications 440L-AF6108 Power supply: Output—24V DC, 3 amps, 72 W 1606-XLP72E Laser alignment tool 440L-ALAT... -
Page 19: Technical Specifications
GuardShield Type 2 Safety Light Curtain Technical Specifications Light Beams 8 – 88 Protective Field 160…1760 mm (6.3…69.29 in.) in 160 mm (6.3 in.) increments Resolution 30 mm (1.18 in.) Range 0.3…16.0 m (0.98…52.5 ft) Response Time OSSD – ON to OFF: (Reaction times); 20 ms Power Supply 24V DC +/-20%;... -
Page 20: Compliance To European Union Directives
Rockwell Automation maintains current product environmental information on its website at http://www.rockwellautomation.com/rockwellautomation/about-us/sustainability-ethics/product-environmental-compliance.page. Allen-Bradley, Rockwell Automation, and Rockwell Software are trademarks of Rockwell Automation, Inc. Trademarks not belonging to Rockwell Automation are property of their respective companies. Rockwell Otomasyon Ticaret A.Ş., Kar Plaza İş Merkezi E Blok Kat:6 34752 İçerenköy, İstanbul, Tel: +90 (216) 5698400...