Pilz PNOZ e1.1p Operating Manual
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Pilz PNOZ e1.1p Operating Manual

Safety relays
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Safety relays
Operating Manual 21238-EN-06

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  • Page 1 PNOZ e1.1p Safety relays Operating Manual 21238-EN-06...
  • Page 2 Preface This document is a translation of the original document. All rights to this documentation are reserved by Pilz GmbH & Co. KG. Copies may be made for internal purposes. Suggestions and comments for improving this documentation will be gratefully received.

  • Page 3: Table Of Contents

    Preparing for operation Supply voltage Input circuit Start circuit Feedback loop Logic connection between several units Logic input S35 and S36 Examples Operation Status indicators Faults – Interference Dimensions in mm Technical details Safety characteristic data Operating Manual PNOZ e1.1p 21238-EN-06...
  • Page 4 Contents Remove plug-in terminals Order reference Product Accessories Operating Manual PNOZ e1.1p 21238-EN-06...

  • Page 5: Introduction

    PNOZ e1.1p Introduction Validity of documentation This documentation is valid for the product PNOZ e1.1p. It is valid until new documentation is published. This operating manual explains the function and operation, describes the installation and provides guidelines on how to connect the product.

  • Page 6: Safety

    This gives advice on applications and provides information on special fea- tures. Safety Intended use The safety relay PNOZ e1.1p provides a safety-related interruption of a safety circuit. The safety relay meets the requirements of EN 60947-5-1, EN 60204-1 and VDE 0113‑1 and may be used in applications with E-STOP pushbuttons...

  • Page 7: Use Of Qualified Personnel

    In safety-related applications, please comply with the mission time T in the safety-re- lated characteristic data. When decommissioning, please comply with local regulations regarding the disposal of electronic devices (e.g. Electrical and Electronic Equipment Act). Operating Manual PNOZ e1.1p 21238-EN-06...

  • Page 8: Unit Features

    The safety device remains effective in the case of a component failure. The safety outputs are tested periodically using an off-test. Block diagram/terminal configuration Feed- & Input Input Start back Power Test Diag- Pulse nostic Output S11 S21 Operating Manual PNOZ e1.1p 21238-EN-06...

  • Page 9: Function Description

    AND/OR connection The PNOZ e1.1p has two logic inputs S35 (OR) and S36 (AND) for logic connections between several units. Operating modes Single-channel operation: Input wiring in accordance with EN 60204, no redundancy in the input circuit;...

  • Page 10: Selecting Sensors

    Ensure the unit is mounted securely on a vertical DIN rail (35 mm) by using a fixing ele- ment (e.g. retaining bracket or an end angle). NOTICE If you are connecting several units logically, please note the guidelines in the section entitled Logic connection between several units [ 15]. Operating Manual PNOZ e1.1p 21238-EN-06...

  • Page 11: Wiring

    The power supply must comply with the regulations for extra low voltages with protect- ive electrical separation (SELV, PELV) in accordance with VDE 0100, Part 410. Ensure the wiring and EMC requirements of IEC 60204-1 are met. Terminal Y5 is provided for Pilz-internal diagnostic purposes. Operating Manual PNOZ e1.1p 21238-EN-06...

  • Page 12: Preparing For Operation

    Light guard or safety switch, 24 V DC detection of shorts across contacts via ESPE The E-STOP pushbutton and safety gate switch symbolise a trigger element with N/C / N/C combination. Operating Manual PNOZ e1.1p 21238-EN-06...

  • Page 13: Start Circuit

    Feedback loop unconnected: If you do not wish to connect any contacts to the feedback loop, Y6 must be connected to A1. CAUTION! Do not connect the contacts from external contactors in series to the start circuit. Operating Manual PNOZ e1.1p 21238-EN-06...
  • Page 14 PNOZ e1.1p Example The positive-guided contacts of contactors K1 and K2 control the feedback loop Operating Manual PNOZ e1.1p 21238-EN-06...

  • Page 15: Logic Connection Between Several Units

    Install all the logically linked units in the same control cabinet or ensure that faults re- garding the units' connection are excluded, e.g. via protected installation of the connec- tion cables. All linked units must be connected to the same supply voltage. Operating Manual PNOZ e1.1p 21238-EN-06...

  • Page 16: Logic Input S35 And S36

    The logic inputs are connected to each other as follows: Safety outputs Input circuit Logic inputs S35 and S36 from the PNOZ e1.1p enable additional PNOZelog or PNOZmulti units to be logically AND/OR connected. Input circuit Logic AND + OR...

  • Page 17: Examples

    The following examples represent various ways in which PNOZelog units can be logically connected. In all the application examples, 2 loads may also be connected to the safety outputs. Operating Manual PNOZ e1.1p 21238-EN-06...
  • Page 18 PNOZ e1.1p Example 1: Loads are connected to the safety outputs of Unit 1. In addition, a safety output is AND- linked to 4 other PNOZelog units via the logic input S36. Operating Manual PNOZ e1.1p 21238-EN-06...
  • Page 19 PNOZ e1.1p Example 2: Loads are connected to the safety outputs of Unit 1. In addition, a safety output is AND- linked to another PNOZelog unit via the logic input S36. Operating Manual PNOZ e1.1p 21238-EN-06...
  • Page 20 Unit 4. This means that Unit 4 and Unit 1 can set the outputs on Unit 2 and Unit 3 to low. A short circuit between +24 VDC and a safety output must be excluded! Operating Manual PNOZ e1.1p 21238-EN-06...

  • Page 21: Operation

    LED flashes Status indicators POWER Supply voltage is present, operating mode is detected. POWER Initialisation phase CH.1 There is a high signal at safety output 14. CH.2 There is a high signal at safety output 24. Operating Manual PNOZ e1.1p 21238-EN-06...

  • Page 22: Faults - Interference

    The number of LED flashes corresponds to a digit in the error code. The error code can consist of up to 4 digits. The digits are separated by a longer period without flashing. The entire sequence is constantly repeated. INFORMATION Error code 0: 16 flashes Operating Manual PNOZ e1.1p 21238-EN-06...
  • Page 23 3 times, short Pause Once for one second Pause 3 times, for one second each 3 times, short Error code 1: The Fault LED flashes 3 times, short Pause Once for one second 3 times, short Operating Manual PNOZ e1.1p 21238-EN-06...
  • Page 24 The table below shows the relationship between the number of flashes and the error code. The key to the error codes is described in the Error coding table. Number of flashes 10 11 12 13 14 15 16 Decimal error code 10 11 12 13 14 15 0 Operating Manual PNOZ e1.1p 21238-EN-06...
  • Page 25 Check wiring for the operating mode – 4x long – 3x short operation and rectify fault 1, 5 3x short – 1x long Unexpected status at S36 Check wiring at terminal S36 – 5x long – 3x short Operating Manual PNOZ e1.1p 21238-EN-06...
  • Page 26 – 3x short puts and +24 VDC 2, 0, 3 3x short – 2x long <19.2 VDC Keep within the supply voltage range – 16x long – 3x long of 19.2 ... 30 VDC – 3x short Operating Manual PNOZ e1.1p 21238-EN-06...

  • Page 27: Dimensions In Mm

    Input circuit DC 5 mA 5 mA Start circuit DC 5 mA 5 mA Feedback loop DC 5 mA 5 mA Logic input 5 mA 5 mA Min. input resistance at power-on 3.780 Ohm 3.780 Ohm Operating Manual PNOZ e1.1p 21238-EN-06...
  • Page 28 120 ms 120 ms Logic inputs max. 200 ms 200 ms Response time tr semiconductor outputs typ. 40 ms 40 ms max. 43 ms 43 ms Maximum time of feedback loop monitoring 150 ms 150 ms Operating Manual PNOZ e1.1p 21238-EN-06...
  • Page 29 0,25 - 1 mm², 24 - 16 AWG – 2 core with the same cross sec- tion, flexible without crimp con- nectors or with TWIN crimp con- nectors 0,2 - 1,5 mm², 24 - 16 AWG – Operating Manual PNOZ e1.1p 21238-EN-06...

  • Page 30: Safety Characteristic Data

    A safety function's SIL/PL values are not identical to the SIL/PL values of the units that are used and may be different. We recommend that you use the PAScal software tool to calculate the safety function's SIL/PL values. Operating Manual PNOZ e1.1p 21238-EN-06...
  • Page 31 Product type Features Order no. Terminal block filter 1 Terminal block with filter for 3-10 kOhm load range 774 195 Terminal block filter 2 Terminal block with filter for 10-30 kOhm load range 774 196 Operating Manual PNOZ e1.1p 21238-EN-06...
  • Page 32 Back cover Support Technical support is available from Pilz round the clock. Americas Australia Scandinavia Brazil +61 3 95446300 +45 74436332 +55 11 97569-2804 Spain Canada Europe +34 938497433 +1 888-315-PILZ (315-7459) Austria Switzerland Mexico +43 1 7986263-0 +41 62 88979-30...

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