Products Description
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Technical Specifications
| Parameter | Description |
|---|---|
| Product Model | T8403C |
| Manufacturer | ICS Triplex / Rockwell Automation |
| Product Series | Trusted® |
| Product Type | Trusted CCoat TMR 24 VDC Digital Input Module |
| Input Type | Digital Input |
| Number of Channels | 40 channels |
| Architecture | Triple Modular Redundancy (TMR) |
| Nominal Input Voltage | 24 VDC |
| Input Impedance | 5 kΩ |
| Measurement Range | -6 to +36 VDC |
| Maximum Withstanding Voltage | ±50 VDC |
| Input Threshold | Configurable |
| Channel Isolation | Field common isolation |
| Line Monitoring | Selectable per channel |
| SOE Resolution | 1 ms |
| Time-Stamp Accuracy | ±10 ms |
| Digital Filtering | Configurable 50/60 Hz |
| Diagnostics | Automatic diagnostics and self-test |
| Hot Replacement | Supported |
| Backplane Supply | 20–32 VDC |
| Power Consumption | Approx. 20 W |
| Maximum Power Dissipation | Approx. 29 W |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -25°C to +70°C |
| Relative Humidity | 10–95%, non-condensing |
| Dimensions | 266 × 31 × 303 mm (H × W × D) |
| Product Weight | Approx. 1.18 kg |
| Safety Certification | IEC 61508 SIL 3 |
FAQ
FAQ
Q1: What is the T8403C used for?
A: It is a 40-channel TMR digital input module used to interface field switches and other digital field devices with the Trusted safety controller.
Q2: How many inputs does the T8403C have?
A: It provides 40 digital input channels.
Q3: What is the nominal input voltage?
A: The T8403C is designed for 24 VDC digital inputs. Its measurement range is approximately -6 to +36 VDC.
Q4: What does TMR mean?
A: TMR means Triple Modular Redundancy. Each input is processed through redundant circuitry to provide fault tolerance and improve system availability.
Q5: Does the T8403C support Sequence of Events recording?
A: Yes. It provides 1 ms SOE event resolution, allowing precise recording of digital input state changes.
Q6: Does the module support line monitoring?
A: Yes. Line monitoring can be selectively configured for individual channels to detect field wiring faults such as open or short circuits.
Q7: Can the T8403C be replaced while the system is operating?
A: Yes. The Trusted system supports online hot replacement of the module when the appropriate Companion Slot or SmartSlot configuration is used.
Q8: What are the dimensions and weight of the T8403C?
A: The specified dimensions are 266 × 31 × 303 mm, and the product weight is approximately 1.18 kg.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
