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Summary of Contents for Pilz PSS u2 EF 2DO R 8A
- Page 1 PSS u2 EF 2DO R 8A Control system PSS u2 Remote I/O system PSS u2 Operating Manual-1003625-EN-03...
- Page 2 Preface This document is the original document. All rights to this documentation are reserved by Pilz GmbH & Co. KG. Copies may be made for the user's internal purposes. Suggestions and comments for improving this documenta- tion will be gratefully received.
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Page 3: Table Of Contents
Connection mechanism for terminal blocks ................Terminal configuration ......................Function test during commissioning ..................Operation ..........................Display elements and messages ....................Technical Details ........................Service life graphs ........................Safety characteristic data ......................Operating Manual PSS u2 EF 2DO R 8A 1003625-EN-03... - Page 4 Contents Order reference ........................10.1 Product ............................. 10.2 Accessories ..........................Operating Manual PSS u2 EF 2DO R 8A 1003625-EN-03...
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Page 5: Introduction
This operating manual explains the function and operation, describes the installation and provides guidelines on how to connect the product. This documentation is valid for the product PSS u2 EF 2DO R 8A. It is valid until new docu- mentation is published. - Page 6 Introduction INFORMATION This gives advice on applications and provides information on special fea- tures. Operating Manual PSS u2 EF 2DO R 8A 1003625-EN-03...
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Page 7: Overview
Details of the terminal blocks that can be used are available under "Intended Use". Module features Application of the product PSS u2 EF 2DO R 8A: Electronic module with monitored relay outputs for failsafe applications The product has the following features: Relay contacts with reading back the relay contacts –... -
Page 8: Safety
Use of the module outside the areas described in this manual, Any use of the module that is not in accordance with the technical details. The module PSS u2 EF 2DO R 8A may be used in conjunction with the following terminal block:... -
Page 9: System Requirements
Damage can be attributed to not having followed the guidelines in the manual, Operating personnel are not suitably qualified, Any type of modification has been made (e.g. exchanging components on the PCB boards, soldering work etc.). Operating Manual PSS u2 EF 2DO R 8A 1003625-EN-03... -
Page 10: Disposal
In safety-related applications, please comply with the mission time T in the safety-related characteristic data. When decommissioning, please comply with local regulations regarding the disposal of electronic devices (e.g. Electrical and Electronic Equipment Act). Operating Manual PSS u2 EF 2DO R 8A | 10 1003625-EN-03... -
Page 11: Function Description
+24 V DC O0.13 O0.14 O1.13 O1.14 Fig.: Block diagram PSS u2 EF 2DO R 8A Supply The module is supplied with voltage via the head module. Outputs Outputs The head module sets the output status via the module bus. - Page 12 Process image of outputs tdelay Configured switch-off delay time If there is another "1" signal, the time is reset and restarts at the next "0" signal Clamp Signal at the terminal Operating Manual PSS u2 EF 2DO R 8A | 12 1003625-EN-03...
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Page 13: Integrated Protection Mechanisms
Temperature error: too hot Relay control error Relay error Reaction times You can find information about the reaction times in the operating manual for the head module PSS u2 P0 F/S PN. Operating Manual PSS u2 EF 2DO R 8A | 13 1003625-EN-03... -
Page 14: Energy-Saving Functions
The energy levels are supported by the head module and are not configurable. The module supports the following energy levels: – Switching off the LEDs that display the module and terminal status – Switching off the LEDs that display the terminal status Operating Manual PSS u2 EF 2DO R 8A | 14 1003625-EN-03... -
Page 15: Address Assignment
Valid bit of output O0 0: Output error 1: The signal in the PIO corresponds to the Bit 1 Valid bit of output O1 output signal Bit 2-7 None Constant "0" Operating Manual PSS u2 EF 2DO R 8A | 15 1003625-EN-03... -
Page 16: Installation
If voltages over 50 VAC or 120 VDC are connected to a module's switch contacts, then pro- tective coding must be used. Protective coding prevents the terminal block from being plugged into another module. Operating Manual PSS u2 EF 2DO R 8A | 16 1003625-EN-03... - Page 17 3. Rotate the protective coding until is embed- ded within the terminal block. 4. Plug the coded ter- minal block into the module. Operating Manual PSS u2 EF 2DO R 8A | 17 1003625-EN-03...
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Page 18: Inserting And Removing An Electronic Module
Unforeseeable error reactions may be triggered if modules are inserted and removed under load. 6.3.1 Inserting an electronic module 1. Insert the electronic module into the suspen- sion lug on the back- plane. Operating Manual PSS u2 EF 2DO R 8A | 18 1003625-EN-03... - Page 19 3. Insert the terminal block into the suspen- sion lug on the module. 4. Swivel the terminal block upwards until you hear it click into place. Operating Manual PSS u2 EF 2DO R 8A | 19 1003625-EN-03...
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Page 20: Removing An Electronic Module
The module is detected automatically as soon as the module is re-inserted. Procedure: 1. Removing an electronic module 2. Inserting an electronic module A new electronic module can be inserted during operation. Operating Manual PSS u2 EF 2DO R 8A | 20 1003625-EN-03... - Page 21 On electronic modules with outputs, the terminal block may only be inserted and removed when the load is switched off. Unforeseeable error reactions may be triggered if modules are inserted and removed under load. Operating Manual PSS u2 EF 2DO R 8A | 21 1003625-EN-03...
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Page 22: Wiring
The minimum cable cross section for field connection terminals on the terminal blocks is 0.15 mm (AWG26). The maximum cable cross section for field connection terminals on the terminal blocks is 1.5 mm with ferrules (AWG14) Use copper wiring. Operating Manual PSS u2 EF 2DO R 8A | 22 1003625-EN-03... -
Page 23: Terminal Configuration
INFORMATION The safety-related test must be performed on the load and not on the output terminal. Operating Manual PSS u2 EF 2DO R 8A | 23 1003625-EN-03... -
Page 24: Operation
Colour [1] [2] Colour Meaning Further information Module not ready for operation Green Module ready for operation Green Green Module in operation and the safety con- tacts are closed Operating Manual PSS u2 EF 2DO R 8A | 24 1003625-EN-03... - Page 25 After the "too hot" message has been received, if the temperature drops back below the "too warm" threshold value, the module will switch to an error-free state. Legend LED on LED flashes LED flashes briefly LED off Operating Manual PSS u2 EF 2DO R 8A | 25 1003625-EN-03...
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Page 26: Technical Details
Max. current Utilisation category in accordance with UL Voltage 250 V AC G.U. (same polarity) With current Voltage 24 V DC G. U. With current Pilot Duty B300, R300 Operating Manual PSS u2 EF 2DO R 8A | 26 1003625-EN-03... - Page 27 In accordance with the standard EN 61131-2, UL/IEC 61010-2-201 Overvoltage category Pollution degree Protection type In accordance with the standard EN 60529 Housing IP20 Mounting area (e.g. control cabinet) IP54 Operating Manual PSS u2 EF 2DO R 8A | 27 1003625-EN-03...
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Page 28: Service Life Graphs
The service life graphs indicate the number of cycles from which failures due to wear must be expected. The wear is mainly caused by the electrical load; the mechanical load is negli- gible. Operating Manual PSS u2 EF 2DO R 8A | 28 1003625-EN-03... -
Page 29: Safety Characteristic Data
We recommend you use semiconductor outputs to switch 24 VDC loads. Safety characteristic data NOTICE You must comply with the safety characteristic data in order to achieve the required safety level for your plant/machine. Operating Manual PSS u2 EF 2DO R 8A | 29 1003625-EN-03... - Page 30 The safety-related characteristic data (PFH, PFD) are mean values. They have been calcu- lated at an average ambient component temperature of 40 °C and apply for the ambient temperature range stated in the technical details. Operating Manual PSS u2 EF 2DO R 8A | 30 1003625-EN-03...
- Page 31 (10 x DIN A4 sheet) Plastic clip terminal block Product type Features Order no. PSS u2 A LC T3 (10 Plastic clip terminal block 328 912 pcs.) 61 x 11.5 mm, 10 pieces Operating Manual PSS u2 EF 2DO R 8A | 31 1003625-EN-03...
- Page 32 Front cover Support Technical support is available from Pilz round the clock. Americas Australia Scandinavia Brazil +61 3 95600621 +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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