Rockwell Automation Allen-Bradley Guardmaster 440R-GL2S2T User Manual
Guard locking with time-delay (glt) safety relay
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Summary of Contents for Rockwell Automation Allen-Bradley Guardmaster 440R-GL2S2T
- Page 1 Guard Locking with Time- Delay (GLT) Safety Relay Catalog Number 440R-GL2S2T User Manual Original Instructions...
- Page 2 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.
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Page 3: Table Of Contents
Configuration Details ........24 Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... - Page 4 Index ............41 Rockwell Automation Publication 440R-UM010D-EN-P - September 2022...
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Page 5: About This Publication
Definitions Publication AG-7.1 contains a glossary of terms and abbreviations that are used by Rockwell Automation to describe industrial automation systems. The following specific terms and abbreviations are used in this manual. Term Definition Normally Closed – An electrical contact whose normal state (no pressure or electrical N.C. - Page 6 A glossary of industrial automation terms and abbreviations. Industrial Automation Wiring and Grounding Guidelines, publication 1770-4.1 Provides general guidelines for installing a Rockwell Automation industrial system. Product Certifications website, rok.auto/certifications. Provides declarations of conformity, certificates, and other certification details. You can view or download publications at rok.auto/literature.
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Page 7: Overview
Some processes must stop immediately and some must stop shortly thereafter. To initiate the stop, press an E-stop button. The GLT safety relay initiates an immediate stop command followed by a delayed stop command. Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... - Page 8 GLT safety relay. Figure 2 - GLT Safety Relay Hardware Details Eight Removable Terminals Five Status Indicators Three Multi-position Rotary Configuration Switches Eight Removable Terminals Rockwell Automation Publication 440R-UM010D-EN-P - September 2022...
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Page 9: Installation
2. Slide the safety relay down until the housing catches the DIN rail. 3. Swing the bottom of the safety relay down and push until the latch clips onto the DIN rail. Figure 4 - DIN Rail Mounting DIN Rail DIN Latch Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... -
Page 10: Removable Terminals
V2, V1, V0 (or equivalent) if non-metallic. The interior of the enclosure must be accessible only by the use of a tool. Subsequent sections of this publication contain additional information regarding specific enclosure-type ratings that are required to comply with certain product safety certifications. Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... -
Page 11: Prevent Excessive Heat
Harmful contaminants or dirt can cause improper operation or damage components. In extreme cases, use air conditioning to help protect against heat buildup within the enclosure. Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... - Page 12 Chapter 2 Installation Notes: Rockwell Automation Publication 440R-UM010D-EN-P - September 2022...
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Page 13: Power, Ground, And Wire
Terminals must be torqued to 0.4 N•m (4 lb•in). Terminal Assignments Some terminals are designed to have one specific function. Some terminals can perform multiple functions; configure these terminals during a power-up routine. Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... -
Page 14: Ground The Controller
To comply with the CE Low Voltage Directive (LVD), power for the GLT safety relay must come from a DC source compliant with safety extra low voltage (SELV) or protected extra low voltage (PELV). Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... -
Page 15: Safety Devices
Chapter 3 Power, Ground, and Wire The following Rockwell Automation® Bulletin 1606 power supply catalog numbers are SELV- and PELV-compliant. • 1606-XLP30E • 1606-XLP50E • 1606-XLP50EZ • 1606-XLP72E • 1606-XLP95E • 1606-XLDNET4 • 1606-XLSDNET4 Figure 7 - Power Supply Connections... -
Page 16: Safety Devices With Ossd Outputs
These devices must have a common power supply reference with the GLT safety relay. Figure 11 - Connections to Device with OSSD Outputs +24V DC TLS-Z & 440G-LZ OSSD1 OSSD2 24V DC Com Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... -
Page 17: Unlock Request Input
The lock and reset input can connect to the 24V supply through a momentary, N.O. push-button switch or to a 24V sourcing output of a PLC where the PLC Input turns the request on or off. Some examples of Rockwell Automation PLC output modules are shown in Figure 13 on page In some safety system applications, the reset signal also serves as a monitoring function. -
Page 18: Lock And Unlock Signals
When the input recloses during the timing cycle, the immediate outputs turn back on immediately. WARNING: Confirm that the reclosing or resetting of an interlocking safeguard or E-stop device does not initiate hazardous machine operation. Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... -
Page 19: Outputs
51 and L61, or you can connect two separate safety control relays to 51 and L61. A diode suppressor must connect in parallel across the coil. Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... -
Page 20: Use Surge Suppressors
Terminal L12 (input) • Terminal L11 (output) These terminals can only connect to other devices that support single wire safety. When the SWS input is on, the Logic IN status indicator turns on. Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... -
Page 21: Sws Function
Figure 20 - Single Wire Safety Connections +24V DC +24V DC +24V DC +24V DC L12 L11 L12 L11 L12 L11 24V DC Com Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... - Page 22 1 ms pulse, followed by 700 μs, then later by a 500 μs pulse. This waveform repeats every 4 ms. When inactive, the SWS is 0V. Figure 21 - SWS Waveform Terminals Terminals 11 and L12 L11 and L12 7 . 1 2 . 2 Rockwell Automation Publication 440R-UM010D-EN-P - September 2022...
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Page 23: Configuration
0.5 s without 10% 1 min 3 min 10 min 10 s 30 min (1) To use the Range setting of zero, the Time setting must be set to something other than 1. Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... -
Page 24: Time Switch Setting
1. The GLT safety relay sends out signals during the configuration process, so the wiring must be complete. Set the Logic switch to: - 0 to activate pulse testing on terminals 14 and 24 - 9 to deactivate pulse testing Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... - Page 25 High side TLS-ZR or 440G-LZ) or E-stop function Standard guard locking switch (for 2 times High side Low side example, TLS3-GD2) Logic link 3 times Next generation guard locking switch No function (SWS) Rockwell Automation Publication 440R-UM010D-EN-P - September 2022...
- Page 26 Chapter 4 Configuration Notes: Rockwell Automation Publication 440R-UM010D-EN-P - September 2022...
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Page 27: Status Indicators During Power-Up
The IN1 status indicator shows more Diagnostics detail. The flashing rate pauses and then repeats itself. IMPORTANT For accurate diagnostics, always start counting after the first pause. The first cycle is not accurate. Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... - Page 28 Correct the fault and cycle the power to the GLT safety relay. IN1 flashes 33 times Flashes red 10 times • The supply voltage exceeded 26.4V DC - Overvoltage Correct the power supply and cycle the power. Rockwell Automation Publication 440R-UM010D-EN-P - September 2022...
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Page 29: Additional Diagnostics
EPROM fault Compare state fault Cross fault Wiring at B2 differs from EPROM Input is open when gate is locked Switch overflow S12 fault S22 fault Main transistor fault Overvoltage S44 or S54 fault Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... - Page 30 Chapter 5 Diagnostics and Troubleshooting Notes: Rockwell Automation Publication 440R-UM010D-EN-P - September 2022...
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Page 31: Pulse Testing For Inputs
The main transistor test pulse is 50 μs wide. The pulse width on terminals 14 and 24 is 350 μs wide, and the pulse width on terminals 51 and L61 is 200 μs wide. Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... - Page 32 24V common. The pattern repeats every 2639 ms. Figure 29 - Output Pulse Test Pattern for High/Low-side Guard Locking Terminal erminal 1132 1339 1545 2639 2793 3564 Approximate Time (ms) Approximate Time (ms) Rockwell Automation Publication 440R-UM010D-EN-P - September 2022...
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Page 33: General
Terminal protection IP20 Enclosure protection IP40 (NEMA 1) Environmental Attribute Value Operating temperature -5…+55 °C (23…131 °F) Relative humidity Vibration 10…55 Hz, 0.35 mm (1.38 in.) Shock 10 g, 16 ms Pollution level Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... -
Page 34: Inputs In1
Off voltage, max Off current, max 2 mA On current at 24V DC, max 11 mA On current at 26.4V DC, max 11.1 mA Galvanic isolation: I/O from logic Overvoltage protection Input capacitance 10 nF Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... -
Page 35: Outputs
Surge output current, max 700 mA Surge output current duration, max 5 ms Load capacitance, max — Off state leakage current, max < 0.1 mA Short circuit detection Short circuit protection Galvanic isolation: I/O from logic Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... -
Page 36: Single Wire Safety Input Signal
Single wire safety input (L12) 48 ms 48 ms 49 ms 37 ms 35 ms 38 ms Safety inputs (S12, S22) 68 ms 61 ms 70 ms 55 ms 51 ms 57 ms Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... -
Page 37: Agency Certifications
S-Mark Declaration of Conformity CE Conformity Rockwell Automation declares that the products that are shown in this document are in compliance with the following directives. This product is intended for use in an industrial environment. For a comprehensive CE certificate visit: rok.auto/certifications. -
Page 38: Ukca Conformity
Appendix B Regulatory Approvals UKCA Conformity Rockwell Automation declares that the products that are shown in this document are in compliance with the following directives. This product is intended for use in an industrial environment. For a comprehensive UKCA certificate visit: rok.auto/certifications. -
Page 39: Performance Level/Category
Performance Level PLe in accordance with ISO 13849-1. Rating Value Category Up to 4 Performance level Up to e MTTFd DC average Mission time (a) Days of operation (d) Hours of operation (h) t Cycle (h/s) 8/28.8 Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... - Page 40 Appendix B Regulatory Approvals Notes: Rockwell Automation Publication 440R-UM010D-EN-P - September 2022...
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Page 41: Index
37 enclosure mechanical contacts consideration 10 safety devices 15 environmental mounting specifications 33 dimensions 9 E-stop DIN Rail 9 function 7 excessive heat prevent 11 normal operation status indicator 27 Rockwell Automation Publication 440R-UM010D-EN-P - September 2022... - Page 42 34 retriggerable input 18 wire 13 recommendation 13 requirement 13 safety size 13 single wire 20 safety devices 15 mechanical contacts 15 OSSD outputs 16 signal lock 18 unlock 18 SIL rating 38 Rockwell Automation Publication 440R-UM010D-EN-P - September 2022...
- Page 43 Guard Locking with Time-Delay (GLT) Safety Relay User Manual Rockwell Automation Publication 440R-UM010D-EN-P - September 2022...
- Page 44 At the end of life, this equipment should be collected separately from any unsorted municipal waste. Rockwell Automation maintains current product environmental compliance information on its website at rok.auto/pec. Allen-Bradley, expanding human possibility, Guardmaster, and Rockwell Automation are trademarks of Rockwell Automation, Inc. Trademarks not belonging to Rockwell Automation are property of their respective companies.
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