Festo CMMO-ST-C5-1-LKP Manual
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Festo CMMO-ST-C5-1-LKP Manual

Motor controller
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CMMO-ST-C5-1-LKP
Motor controller
Manual | Safety
function STO
8178179
2022-05b
[8178181]

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Summary of Contents for Festo CMMO-ST-C5-1-LKP

  • Page 1 CMMO-ST-C5-1-LKP Motor controller Manual | Safety function STO 8178179 2022-05b [8178181]...
  • Page 2 Translation of the original instructions CODESYS is a registered trademark of its respective trademark holder in certain countries. ®...

  • Page 3: Table Of Contents

    Product conformity and approvals ..........20 Festo — CMMO-ST-C5-1-LKP — 2022-05b...

  • Page 4: About This Document

    Additional information about the product: – CMMO-ST quick guide-...:brief description of the initial commissioning and diagnostics of posi- tioning systems in the Festo Optimised Motion Series (OMS) with the web server of the CMMO-ST – Overview of accessories (catalogue) è www.festo.com/catalogue –...

  • Page 5: Target Group

    • Check whether a newer corresponding version of the FCT plug-in or user documentation is available è www.festo.com/sp. Additional information – Contact the regional Festo contact if you have technical problems è www.festo.com. – Accessories è www.festo.com/catalogue. Festo — CMMO-ST-C5-1-LKP — 2022-05b...

  • Page 6: Safety And Requirements For Product Use

    • Shut down the passive actuator technology mechanically if required, e.g. with a brake. This espe- cially applies to vertical axes without automatic locking mechanisms, clamping units or counterbal- ancing. • Prevent movement of the motor by suspended loads or other external forces, e.g. with a mechanical holding brake. Festo — CMMO-ST-C5-1-LKP — 2022-05b...

  • Page 7: Intended Use Of The Sto Function

    – Keep the documentation available throughout the entire product lifecycle. – Ensure compliance with all of the specifications in the documentation for the motor controller è 1.1 Applicable documents – Also take into consideration the documentation for the other components (e.g. motor, cables etc.) Festo — CMMO-ST-C5-1-LKP — 2022-05b...

  • Page 8: Training Of Qualified Personnel

    The motor controller with integrated STO safety function is a safety-related part of the control sys- tems. Certain configurations of the product have been certified by Underwriters Laboratories Inc. (UL). The product-relevant directives are listed in the declaration of conformity è www.festo.com/sp. Product conformity...

  • Page 9: Function And Application

    – safe semiconductor outputs (electronic safety relay units, active safety sensors, e.g. light curtains with OSSD signals) (OSSD = Output Signal Switching Device) – Switch contacts (safety relay units with relay outputs, passive safety sensors, e.g. forced position switches) Festo — CMMO-ST-C5-1-LKP — 2022-05b...

  • Page 10: Functional Description

    0 (0 V) is present at one of the control inputs. The power supply for the motor via the power stage is interrupted: Festo — CMMO-ST-C5-1-LKP — 2022-05b...
  • Page 11 +24 V DC Load Fig. 3: "Safe torque off" – operational principle Input circuit (e.g. safety relay unit) Driver power supply Power output stage in CMMO-ST (only one Motor (only one phase shown) phase shown) Festo — CMMO-ST-C5-1-LKP — 2022-05b...

  • Page 12: X3] Sto Interface

    The acknowledgment contact is closed when the STO function is active. The acknowledgment contact is open: – in the event of a failure of the logic voltage or supply voltage – if the STO function is inactive Festo — CMMO-ST-C5-1-LKP — 2022-05b...

  • Page 13: Switching Times

    These amounts of energy must be charged or discharged depending on the switching operation. Depending on the input voltage, this results in different values for the transition to the safe status (STO) and the tolerance time (buffer time) regarding OSSD signals. Festo — CMMO-ST-C5-1-LKP — 2022-05b...

  • Page 14: Reaction To Test Pulses

    A 24 V auxiliary supply is available at [X3.1]. Reference potential (0 V) is pin 4 at voltage supply connection [X9]. The logic supply can be optionally used to supply external, active sensors. Additional electrical data è 5.2 Electrical data Festo — CMMO-ST-C5-1-LKP — 2022-05b...

  • Page 15: Installation And Commissioning

    Tab. 8: Connection [X3] STO with plug NOTICE Damage to the device in the event of overload. Pin [X3.1] (+24 V Out) is not overload-proof! Max. 100 mA permissible. Festo — CMMO-ST-C5-1-LKP — 2022-05b...

  • Page 16: Notes On Commissioning

    For a function test of the STO function: 1. Switch off each channel individually and check the reaction of the motor and the acknowledgment contact. 2. Switch off both channels and check the reactions. Festo — CMMO-ST-C5-1-LKP — 2022-05b...

  • Page 17: Diagnostics

    The frequency of these tests must be determined by the machine operator based on the specifications of the machine manufacturer. An inspection of the motor controller is recommended at least once a year. Festo — CMMO-ST-C5-1-LKP — 2022-05b...

  • Page 18: Technical Data

    The general technical data, operating and ambient conditions and additional connection data can be found in the description of the motor controller è Manual GDCP-CMMO-ST-LK-SY-... You can find the technical data of the motor/encoder in the operating manual of the Festo motor or axis-motor combination è www.festo.com/sp...
  • Page 19 Max. voltage [V DC] Nominal current [mA] £ 40 Max. internal resistance [Ω] (contact closed) £ 2 Off-state current (contact [μA] open) £ 10 Switching time for closing [ms] £ 20 Switching time for opening [ms] Festo — CMMO-ST-C5-1-LKP — 2022-05b...

  • Page 20: Product Conformity And Approvals

    The functional safety engineering of the product has been cer- tified by an independent body, see UK-type examination certifi- cate è www.festo.com/sp Certificate issuing authority TUV Rheinland UK Ltd, Approved Body for Machinery, No. 2571 Certificate no. 01/205U/5252.00/22 Tab. 15: Approval information, safety engineering Festo — CMMO-ST-C5-1-LKP — 2022-05b...
  • Page 21 UL us - Listed (OL) RCM (Regulatory Compliance Mark) Tab. 16: Additional approvals Requirements for observing the UL certified conditions if the product is operated in the USA or Canada can be found in the separate special UL documentation. Festo — CMMO-ST-C5-1-LKP — 2022-05b...
  • Page 22 Copyright: Festo SE & Co. KG 73734 Esslingen Ruiter Straße 82 Deutschland Phone: +49 711 347-0 Internet: © 2022 all rights reserved to Festo SE & Co. KG www.festo.com...

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