Rockwell-automation T8442 Trusted TMR Speed Monitor Manual de usuario

Busca en linea o descarga Manual de usuario para Equipo Rockwell-automation T8442 Trusted TMR Speed Monitor. Rockwell Automation T8442 Trusted TMR Speed Monitor User Manual Manual de usuario

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Trusted
TM
PD-T8442
Issue 8 Apr 10 PD-T8442 1
Trusted
TM
TMR Speed Monitor
Introduction
The Trusted
TM
T8442 TMR Speed Monitor monitors the shaft speed and acceleration of rotating
machinery. It provides machine protection for over-speed and over-acceleration shutdown functions.
Typical machinery applications include steam and gas turbines driving pumps, compressors and
generators. A T8442 Speed Monitor Module within a Trusted
TM
System provides the capability to
perform turbine speed control independent of the machinery protection functions.
System response times are often critical for these types of application. To minimise processing delays
the T8442 operates as a self contained fault tolerant control sub-system within the Trusted
TM
system
environment.
Each T8442 has three monitoring and control groups. Each group provides the speed monitoring and
shutdown control facilities required for one rotating machine. Up to three turbine trains can be handled
by a single T8442. A single rotating machine group comprises of three separate Triple Modular
Redundant (TMR) speed input channels and two separate quad redundant, fault tolerant output drive
structures. Turbines having more than three speed pickups can be accommodated by combining
monitoring and control groups.
The speed input channels are designed to interface directly with a Trusted
TM
T8846 Speed Input Field
Termination Assembly (SIFTA). A single T8846 provides signal conditioning and field cable termination
facilities for the nine TMR speed input channels required for three rotating machine groups. Both
active and passive speed probes can be accommodated by the T8846. Active probes can be powered
from the field cable termination.
The shutdown control outputs are designed to interface directly with three Trusted
TM
T8891 Speed
Output Field Termination Assemblies (SOFTA). A single T8891 contains the two quad redundant, fault
tolerant, volt free contact structures required for a single rotating machine group.
The inter-connections between the module and the field termination assemblies are provided by a
Trusted
TM
TC-801 cable assembly.
Features
Three rotating machine groups.
Three Triple Module Redundant (TMR) speed inputs per rotating machine group.
Active or passive probe speed inputs
Two quad redundant, fault tolerant, volt-free shutdown control output structures per rotating
machine group.
Galvanic isolation between field Inputs/Outputs.
On-board Sequence of Events (SOE) reporting with 1ms resolution.
Hot standby module configurations using companion slot.
Hardware Implemented Fault Tolerance (HIFT).
Front panel status LEDs indicate module health, operating mode and rotating machine
group Input/Output status. Comprehensive automatic diagnostics and self-test.
T
7V Certified IEC61508 SIL 3
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Indice de contenidos

Pagina 1 - TMR Speed Monitor

TrustedTM PD-T8442 Issue 8 Apr 10 PD-T8442 1 TrustedTM TMR Speed Monitor Introduction The TrustedTM T8442 TMR Speed Monitor monitors the shaft speed

Pagina 2

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 10 1. Description 1.1. Product Overview This section gives a brief overview of the input to output ar

Pagina 3

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 11 The quad redundant relay output stage is located on the T8891 SOFTA and is arranged as a fault tol

Pagina 4 - Table of Contents

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 12 Figure 2 Functional Block Diagram 1.2.1. Host Interface Unit (HIU) The HIU is a common hardware

Pagina 5 - Issue 8 Apr 10 PD-T8442 5

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 13 1.2.3. Speed Field Termination Unit (SFTU) The Field Termination Unit (FTU) connects the FIU to

Pagina 6 - Tab le s

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 14 1.3. Speed Monitor Figure 3 illustrates how the assemblies utilise various levels of redundancy to

Pagina 7 - Disclaimer

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 15 The quad-redundant relay architecture provides fault tolerant control of the volt-free output and

Pagina 8 - Associated Documents

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 16 1.3.3. SIFTA Each T8442 Speed Monitor Module hot swap pair requires a single T8846 SIFTA when inst

Pagina 9 - Product Range

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 17 1.3.5. Common TrustedTM System I/O Safety Features The following list details common safety strate

Pagina 10 - 1. Description

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 18 1.3.6. Speed Monitor Module Safety Features The T8442 system is able to provide uninterrupted fun

Pagina 11 - Module T8442

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 19 2. Installation 2.1. Module Insertion/Removal CAUTION: The module contains static sensitive parts.

Pagina 12

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 2 Issue Record Issue Number Date Revised by Technical Check Authorised by Modification Dra

Pagina 13 - Issue 8 Apr 10 PD-T8442 13

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 20 2.3. Field Interface Connector The field interface on the module is via a 96 way DIN41612 C type

Pagina 14 - 1.3. Speed Monitor

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 21 Pin Signal Name Description B1 SMART_B Smart Slot Link B B2 - Not used B3 PASSIVE_PULSE_POS_G

Pagina 15 - 1.3.2. SFTU

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 22 Pin Signal Name Description C1 SMART_C Smart Slot Link C C2 - Not used C3 PASSIVE_PULSE_POS_G

Pagina 16 - 1.3.4. SOFTA

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 23 2.4. TrustedTM Module Polarisation/Keying. All Trusted Modules have been keyed to prevent insertio

Pagina 17 - System I/O Safety Features

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 24 3. Application 3.1. System Configuration This section details speed monitor operating parameters t

Pagina 18

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 25 3.1.1. Number of Teeth This field can be set for each of the three input channels within a group.

Pagina 19 - 2. Installation

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 26 3.1.5. Over-Acceleration Limit This field can be set for each input group. The input value configu

Pagina 20

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 27 Consider the following example: A channel has been configured with an over-acceleration trip thres

Pagina 21

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 28 3.1.10. Discrepancy Duration Limit This field can be set for each input group. The input value co

Pagina 22

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 29 3.1.14. Output Auto-Reset Checkbox This checkbox can be set for each output within a group. If an

Pagina 23 - Module Polarisation/Keying

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 3 This page is intentionally blank

Pagina 24 - 3. Application

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 30 3.1.17. SOFTA Present Checkbox This checkbox can be set for each group. If the checkbox is ticked

Pagina 25 - Issue 8 Apr 10 PD-T8442 25

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 31 3.1.20. Relay Test Selector This selector field can be set globally for the module. The selection

Pagina 26 - 3.1.6. Over-Speed Deadband

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 32 Number Relay Test 0 All automatic relay testing is disabled. 1Relay quadrant test interval = 37.2

Pagina 27

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 33 3.2. IEC1131 Toolset Complex Equipment Definition This section details the speed monitor applicat

Pagina 28 - Issue 8 Apr 10 PD-T8442 28

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 34 Rack I/O Board Description Data Type Direction No. of Channels 1 CMD_BOOL OEM Parameters -

Pagina 29 - 3.1.16. No Test Checkbox

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 35 3.2.1. Rack 1 CMD_BOOL (Command Booleans) Ch. Channel Description Detail 1Group 1 Over-speed com

Pagina 30

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 36 21 Group 3 Over-acceleration trip reset 22 Group 1, Channel 1, Maximum RPM reset. 23 Group 1, Chan

Pagina 31 - 3.1.20. Relay Test Selector

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 37 3.2.2. Rack 2 SPEED (Speed Integers) Ch. Channel Description Detail 1 Group 1, Channel 1, RPM 2

Pagina 32

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 38 3.2.4. Rack 4 STATE (State Integers) Ch. Channel Description Detail 1 Group 1, Channel 1, Input

Pagina 33

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 39 3.2.5. Rack 5 LINE_FLT (Line Fault Integers) Ch. Channel Description Detail 1 Group 1, Channel

Pagina 34

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 4 Table of Contents Product Range...

Pagina 35

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 40 3.2.6. Rack 6 DISCREP (Discrepancy Integers) Ch. Bit Channel Description Detail 0 Discrepancy

Pagina 36

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 41 3.2.7. Rack 7 HKEEPING (Housekeeping Integers) Ch. Channel Description Detail 1 Slice A, 24V2 In

Pagina 37

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 42 Ch. Channel Description Detail 32 Slice B, Group 2, Over-speed Relay Contact Current 33 Slice C

Pagina 38

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 43 3.2.8. T8442 Specific Diagnostic Error Codes Error Code ‘m’ ‘n’ Name Fault Condition 0x5000

Pagina 39

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 44 0x6070 SFIU_STUCK_OFF_FAULT reserved fault code 0x6080 SFIU_STUCK_X_FAULT reserved

Pagina 40

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 45 0x6Cmn Qd 0-3 Op 0-5 SFIU_RELAY_DRIVE_XTALK_FAULTCrosstalk between relay commands, or DIAGs 0x6Cmn

Pagina 41

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 46 3.2.9. Rack 8 INFO (Information Integers) Ch. Bit Description Detail 1 - Active module chassis

Pagina 42

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 47 Ch. Bit Description Detail 1 Active Module FCR B Healthy 2 Active Module FCR C Healthy regions (

Pagina 43

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 48 3.2.10. Rack 9 FB_INT (Feedback Integers) Ch. Bit Channel Description Detail 1 - Group 1, Over

Pagina 44

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 49 Ch. Bit Channel Description Detail See 3.1.20 36 - Group 1, Channel 1, Sensor Minimum Speed 37

Pagina 45

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 5 3.1.12. Acceleration Filter Default Checkbox...

Pagina 46

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 50 Ch. Bit Channel Description Detail 1 Group 2, Degrade_3_2_1 2 Group 3, Degrade_3_2_1 (See 3.1.18

Pagina 47

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 51 3.2.11. Rack 10 CMD_INT (Command Integers) Ch. Channel Description Detail 1 Group 1, Set over-sp

Pagina 48

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 52 4. Operation Status LED indicators on the front of the module provide visual feedback of the modul

Pagina 49

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 53 4.1. Module Status Indicators There are six module status indicators on the module front panel; th

Pagina 50

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 54 4.2. Rotating Machine Group - Status Indicators Front panel status indication is provided for each

Pagina 51

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 55 The Trip output channels also report their status as one of eight pre-defined states. Table 20 sh

Pagina 52 - 4. Operation

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 56 5. Fault Finding and Maintenance 5.1. Fault Reporting Input module faults are reported to the user

Pagina 53

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 57 5.4. Companion Slot For a Companion Slot configuration, two adjacent slots in a TrustedTMChassis a

Pagina 54

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 58 5.6. Transfer between Active and Standby Modules The TMR Processor is responsible for managing a p

Pagina 55

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 59 6. Speed Monitor Specifications The following tables apply to the interface signals existing betwe

Pagina 56 - 5.3. Module Faults

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 6 Figures Figure 1 Module Architecture...

Pagina 57 - 5.5. Cold Start

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 60 6.2. Dual VField 24V Power Supply Input Specifications Parameter Min Typ Max Unit Note Inpu

Pagina 58

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 61 6.4. General Module Specifications Parameter Min Typ Max Unit Note Sequence of Events (SOE)

Pagina 59

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 7 Notice The content of this document is confidential to ICS Triplex Technology Ltd. companies and th

Pagina 60

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 8 Revision and Updating Policy All new and revised information pertinent to this document shall be is

Pagina 61

TrustedTM Module T8442 Issue 8 Apr 10 PD-T8442 9 Product Range Catalogue No. Product name Description T8442 TMR Speed Monitor. TrustedTM TMR Spe

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