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Trusted
TM
PD-T8800
TM
Trusted
40 Channel 24Vdc
Digital Input FTA
Introduction
M
The Trusted
the main interface between a field device generating a digital signal and the Trusted
Digital Input Module T8403.
Features
T
Field Termination Assembly (FTA) – 24V dc Digital Input T8800 is designed to act as
• 40 input channels per FTA.
TM
TMR 24V dc
• Industry standard field device connections (2-wire).
• Standard DIN rail compatibility.
• Simple installation and connection.
• 24V dc operation.
• SmartSlot connection for ‘one to many’ hot replacement of input modules.
• Fused field power supply per channel.
• On-board LED indication field power supply integrity.
Issue 5 Sep 05 PD-T8800 1
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Trusted
Issue Record
Issue
Number Date Revised by Technical CheckAuthorised by Modification
5 Sep 05 J W Clark Format
TM
24Vdc Digital Input FTA T8800
Issue 5 Sep 05 PD-T8800 2
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Trusted
TM
24Vdc Digital Input FTA T8800
Figure 1 T8800 Layout
Issue 5 Sep 05 PD-T8800 3
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Trusted
TM
24Vdc Digital Input FTA T8800
Table of Contents
1. Description ...................................................................................................................................7
2. Installation....................................................................................................................................8
3. Associated Cable Selection .........................................................................................................8
4. Assembly Pinout Connections .....................................................................................................8
4.1. PWR TB Connections..................................................................................................................8
4.2. TB3 (Auxiliary Input) Connections ...............................................................................................8
4.3. TB2 (Field Terminals) Connections .............................................................................................9
4.4. SK1 and SK2 .............................................................................................................................10
5. Specifications.............................................................................................................................11
Figures
Figure 1 T8800 Layout..............................................................................................................................3
Figure 2 Single Channel Schematic .........................................................................................................7
Table s
Table 1 PWR TB Connections .................................................................................................................8
Table 2 TB3 Auxiliary Input Connections..................................................................................................8
Table 3 TB2 (Field Terminal) Connections...............................................................................................9
Table 4 Connections SK1 and SK2 ........................................................................................................10
Issue 5 Sep 05 PD-T8800 4