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Technical specifications for T8403C
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Manufacturer:ICS Triplex
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Product Category:PLC Systems
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Spare Part Number:T8403C
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Estimated shipping dimensions:3x30.3x26.5cm
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Weight:1.18 kg
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Tariff Code:8537101190
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Counliy of origin:USA
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Backplane supply:20 to 32 Vdc
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Backplane power:20 W
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Maximum dissipation:29 W
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Inputs:40
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Input impedance:5 kohm
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Measurement range:-6 to +36 Vdc
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Thresholds:Configurable
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Maximum withstand:+/-50 Vdc
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Safety accuracy:0.5 Vdc
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SOE resolution:1 ms
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Timestamp accuracy:+/-10 ms
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Operating temperature:0 to 60 deg C
Information
Overview
Manuals
Common Applications
Product Precautions
T8403C is the forty-channel voltage-sensing input element of a Trusted control system. It reports both logical state and measured field voltage so the application can distinguish process state from wiring faults.
- Acquires forty monitored 24 Vdc field inputs
- Reports logical state together with measured channel voltage
- Supports configurable thresholds and one-millisecond event resolution
- Provides automatic self-diagnostics for Trusted safety applications
The module is automatically configured from the downloaded Trusted application and exposes state, voltage and line-fault variables through the IEC 61131 Toolset. Commissioning includes terminal mapping, field-supply references, thresholds, SOE timing and module-slice diagnostic checks.
Important Notice: Confirm T8403C identity and revision, T8100/T8300 slot, termination assembly, 40-channel terminal map, field commons and grounding, threshold and SOE configuration, Toolset and application versions, diagnostics and controlled input tests before commissioning.
Apter Power T8403C Manuals and Guides
- Apter Power T8403C Technical Data and System Reference PDF
- Apter Power T8403C Installation, Wiring and Acceptance Workbook PDF
The first document is the model-specific technical and system reference. The second is a distinct field workbook for installation, wiring, commissioning and acceptance records.
Emergency-stop input groups
Monitors discrete safety contacts and their field-voltage state in Trusted applications.
Process permissive monitoring
Supplies validated input conditions for interlock and startup logic.
Line-fault supervised contacts
Uses voltage thresholds to distinguish switch state from open or abnormal wiring conditions.
Sequence-of-events recording
Captures configured field-state changes for time-ordered event analysis.
Read the applicable ICS Triplex installation instructions before work. Verify T8403C, the installed host system and all configured field interfaces before isolation, wiring or commissioning.
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Confirm T8403C, hardware revision and the assigned Trusted slot.
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Isolate the affected field input supply before disconnecting terminals.
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Record all 40 channel numbers, commons, shields and field references.
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Confirm termination assembly and companion-slot keying where applicable.
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Restore the approved Toolset module type, thresholds and SOE variables.
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Check measured voltage against known field states for every channel.
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Review slice discrepancy, line-fault and timestamp diagnostics.
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Complete controlled input transitions and application response checks before release.
Technical notes
Install T8403C in a T8100 or T8300 I/O-module slot with the matched digital-input termination hardware. Verify all 40 field-voltage channels, configurable thresholds, SOE variables and application diagnostics after the module is recognized.
FAQ View All FAQ
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What is the exact system role of T8403C?It is the 40-channel Trusted TMR module that measures 24 Vdc digital input state and channel voltage.
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Which host, rack or carrier is required for T8403C?Install it in a T8100 or T8300 I/O-module slot with the approved digital-input termination arrangement.
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What wiring or connector checks apply to T8403C?Preserve channel commons, field references, terminal mapping, shields and any companion-slot keying strips.
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How is T8403C configured for service?The downloaded Trusted application configures thresholds and variables; verify the IEC 61131 Toolset definition against the fitted module.
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Which diagnostics should be reviewed for T8403C?Review channel state and voltage, line faults, slice discrepancy, SOE timestamps and overall module health.
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What must be preserved when replacing T8403C?Preserve slot, hardware revision, termination type, thresholds, SOE mapping and validated application version.
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How should T8403C be commissioned after installation?Transition each affected field input under controlled conditions and compare measured voltage, logic state and application response.
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What model-specific limitation must be checked for T8403C?T8403C has 40 inputs and no RS-485 interface; the old 16-channel/RS-485 description must not be retained.
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