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Module T8444
Issue 09 Apr 10
PD-T8444
4
Table of Contents
1.
Description ...................................................................................................................................9
1.1.
Field Termination Unit (FTU) .....................................................................................................10
1.2.
Field Interface Unit (FIU) ...........................................................................................................10
1.3.
Host Interface Unit (HIU) ...........................................................................................................11
1.4.
Front Panel Unit (FPU) ..............................................................................................................11
1.5.
Line Monitoring ..........................................................................................................................12
1.6.
Housekeeping............................................................................................................................12
1.7.
Fault Detection/Testing..............................................................................................................12
1.8.
Sequence of Events Characteristics..........................................................................................13
1.9.
Output Switch Structure .............................................................................................................14
1.9.1.
Switch Diagnostics.....................................................................................................................15
1.9.2.
Short Circuit Protection Issues. .................................................................................................16
1.9.3.
Group Fail Safe Switches. .........................................................................................................16
1.10.
Input interfaces ..........................................................................................................................16
2.
Installation..................................................................................................................................17
2.1.
Module Insertion/Removal .........................................................................................................17
2.2.
Field Cable Selection .................................................................................................................17
2.3.
Module Pinout Connections .......................................................................................................18
2.4.
Module Polarisation/Keying.......................................................................................19
3.
Application .................................................................................................................................20
3.1.
Module Configuration.................................................................................................................20
3.2.
T8444 Complex Equipment Definition .......................................................................................20
3.2.1.
Rack 1: PG_CTRL .....................................................................................................................21
3.2.2.
Rack 2: FIELD ............................................................................ Error! Bookmark not defined.
3.2.3.
Rack 3: PI_CTRL.......................................................................................................................23
3.2.4.
Rack 4: PG_FAULT ...................................................................................................................23
3.2.5.
Rack 5: Line_Flt.........................................................................................................................24
3.2.6.
Rack 6: Discrep .........................................................................................................................24
3.2.7.
Rack 7: Housekeeping...............................................................................................................25
3.2.8.
Rack 8: INFO .............................................................................................................................26
3.3.
SYSTEM.INI File Configuration .................................................................................................26
4.
Operation ...................................................................................................................................27
4.1.
Front Panel ................................................................................................................................27
4.2.
Module Status LEDs ..................................................................................................................28
4.3.
I/O Status LEDs .........................................................................................................................29
4.3.1.
Outputs and Gate Outputs.........................................................................................................29
4.3.2.
Feedback Inputs ........................................................................................................................30
4.4.
Output and Input separation/Channel allocation........................................................................31
5.
Fault Finding and Maintenance..................................................................................................32
5.1.
Fault Reporting ..........................................................................................................................32
5.2.
Field Wiring Faults .....................................................................................................................32
5.3.
Module Faults ............................................................................................................................32
5.4.
Companion Slot .........................................................................................................................33
