Re T-two User Manual

Tension control with load cells or dancer roll
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ENG
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T-two
Tension control with load cells or dancer roll
USER'S MANUAL

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Summary of Contents for Re T-two

  • Page 1 T-two Tension control with load cells or dancer roll USER’S MANUAL...
  • Page 3: Table Of Contents

    S.p.A. T-two – standard model Contents Warnings ..............................1 Detailed description of the application ....................2 Interface ..............................3 Remote control of the states by PLC ...................... 4 Setting up the regulator..........................5 Regulator set-up and parameters menu (P.1) ................... 5 Detailed description of the regulator set-up and parameters menu (P.1) ..........
  • Page 4: Warnings

    For correct waste management, the relevant authorities promote the reduction of final waste disposal by means of re-use, recycling and other forms of recovery to obtain raw materials from waste. In the event of illegal disposal of WEEE, offenders will be punished in accordance with the sanctions established by the member state in which it was installed.
  • Page 5: Detailed Description Of The Application

    PLC, to detect any fault conditions. T-two is equipped with an auxiliary analogue output that can be used to control an external display device or, when using a dancer roll to regulate the tension, the transducer that regulates the air pressure in the dancer roll piston;...
  • Page 6: Interface

    Programming keypad Red, 3-figure display The T-two unit features two separate configuration menus: The first menu is identified by the initials P.0 and includes all the functions necessary for setting up the device hardware, whereas the second, which is identified by the initials P.1, can be used to set-up the tension regulator operating parameters.
  • Page 7: Remote Control Of The States By Plc

    Remote control of the states by PLC The T-two unit is equipped with four digital inputs that are used to control the state of the regulator. For a detailed description of the operating logic used to activate these inputs (closure of a 24Vdc contact) see the paragraph Remote control of states by PLC in the unit installation manual.
  • Page 8: Setting Up The Regulator

    S.p.A. T-two – standard model Setting up the regulator The following is a brief summary of the functions that are available for setting up the tension regulator. For a complete description, consult Detailed description of the regulator set-up and parameters menu (P.1) on page 7.
  • Page 9 S.p.A. T-two – standard model F.34 Tension/position alarm 1 threshold 0÷FS ALARM1_THRESHOLD F.35 Tension/position alarm 2 threshold 0÷FS ALARM2_THRESHOLD F.36 Tension/position reading filter 0÷100 TENSPOS_FILTER F.37 Decimal point position DECIMAL_PLACES 0.02 F.38 Remote setpoint acquisition OFF/On SETPOINT_ACQ_MODE F.39 Remote setpoint filter 0÷100...
  • Page 10: Detailed Description Of The Regulator Set-Up And Parameters Menu

    S.p.A. T-two – standard model Detailed description of the regulator set-up and parameters menu (P.1) The functions preceded by this symbol are valid for applications with dancer rolls only. The functions preceded by this symbol are valid for applications with load cells only.
  • Page 11: Function 6 - Acc Delay State

    S.p.A. T-two – standard model Function 6 – ACC delay state You can use this function to set-up a time interval, expressed in seconds, following the instant the STOP AUTO command is activated, during which the regulator enters the ACC (acceleration) state, ...
  • Page 12: Function 13 - "Integral" Regulator In Dec State

    S.p.A. T-two – standard model machine is in the deceleration phase (DEC state). Refer to F.3 for a description of the parameter.  Press to access the function, the display indicates the corresponding value. Press + / – to set-up the desired value.
  • Page 13: Function 32 - Dancer Roll Air Pressure (%)

    Function 32 – Dancer roll air pressure (%) If the transducer that supplies the air to the dancer roll piston has been connected to the T-two unit via the dedicated analogue control output, you can use this function to set-up the air pressure and hence the material tension (as a percentage).
  • Page 14: Function 34 - Tension/Position Alarm 1 Threshold

    ALL. 1 ALL. 1 + ALL. 2 S.p.A. T-two – standard model FIRST ALARM THRESHOLD (F.34)  b-b: Alarm 1 is activated when the tension (or the position) falls below the alarm 1 threshold (F.34) whereas Alarm 2 is activated when the tension (or the position) falls below the alarm 2 threshold (F.35)
  • Page 15: Function 38 - Remote Setpoint Acquisition

    In order to prevent the user from modifying the regulator settings and/or parameters, access to the functions included in the T-two “regulator set-up and parameters menu” is restricted to the personnel authorised when setting the unit up. Therefore, it is necessary to enter the pre-defined “Admin”...
  • Page 16: Function 98 - Saving The "Admin" Password

    S.p.A. T-two – standard model – Press and set-up the correct password.  Press to confirm the password. –  Without accessing the set-up menu, press and hold the keys simultaneously to display the current “Admin” password. Function 98 – Saving the “Admin” password To prevent the user or unauthorised personnel from modifying the settings in the “regulator set-up and...
  • Page 17: Guarantees

    T-two – standard model Guarantees Re S.p.A. guarantees this device against all defects relative to the materials and manufacturing for a period of 12 months from the date of delivery. Should your device develop operating faults during the guarantee period, please contact the Company’s agent in your country, or, if this is not possible, contact Re S.p.A.
  • Page 20 Re S.p.A. Controlli Industriali Via Firenze, 3 – 20060 BUSSERO (MI) ITALY Fax (+39) 02 95 03 89 86 Technical support: Tel. (+39) 02 95 24 30.300 - E-mail: support@re-spa.com Sales support: Tel. (+39) 02 95 24 30.200 - E-mail: sales@re-spa.com www.re-spa.com...

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