MeloAuto-Trusted PLC & DCS Parts Supplier
Overview
The ICS TRIPLEX T8451 Trusted 24 Vdc Digital Output Module provides reliable, high-performance control for industrial applications. With 40 output channels and Triple Modular Redundant (TMR) architecture, this module ensures fault tolerance and system reliability. It includes automatic diagnostics, line monitoring, and output short-circuit protection, offering robust performance even in critical environments.
Key Features
| Feature | Description |
|---|---|
| Number of Outputs | 40 channels, based on Triple Modular Redundant (TMR) architecture |
| Independent Power Groups | 5 power groups, each containing 8 outputs |
| Fault Tolerance | Fully triplicated circuit design with optional line monitoring |
| Diagnostics & Self-test | Automatic diagnostics and self-test to ensure continuous system monitoring |
| Output Voltage | Measurement range: 0 to 32V dc Maximum withstand: -1V to 40V dc |
| Output Current Rating | Continuous: 2A per channel, limited to 8A per power group |
| Short Circuit Protection | Latching electronic protection for output short circuits |
| Sequence of Events (SOE) Reporting | Logs events with 1 ms resolution when output states change |
| Hot Replacement | Supports hot-replacement via Companion slot or SmartSlot configurations |
| Intrinsic Safety | Requires external barrier for intrinsic safety compliance |
| Temperature Rating | Operating: -5°C to 60°C (23°F to 140°F) Non-operating: -25°C to 70°C (-13°F to 158°F) |
| Certification | TϋV Certified IEC 61508 SIL 3 |
Electrical Specifications
| Parameter | Value |
|---|---|
| System Supply Voltage Range | 20 to 32V dc |
| Field Voltage Range (Operational) | 18 to 32V dc |
| Output Voltage Measurement Range | 0 to 32V dc |
| Maximum Withstanding Output Voltage | -1V to 40V dc |
| Continuous Output Current | 2A per channel (limited to 8A per power group) |
| Output Off State Resistance (Leakage) | 33Ω |
| Output On State Resistance | 0.6Ω |
| Output Short Circuit Protection | Latching electronic protection |
| Crosstalk Between Channels | >-40 dB |
| Flashing/Pulsing Current Loads (Release 3.5) | At least 2800 µF at 2A |
| Minimum On State Load Current | 50mA |
| Power Consumption | Field Supply (1A per channel): 24W System Supply (24V): 24W |
Mechanical Specifications
| Parameter | Value |
|---|---|
| Dimensions (LxWxH) | 30cm x 3cm x 24.1cm (11.8in x 1.2in x 9.5in) |
| Weight | 1.13 kg (2.5 lbs) |
Environmental Specifications
| Parameter | Value |
|---|---|
| Operating Temperature | -5°C to 60°C (23°F to 140°F) |
| Non-operating Temperature | -25°C to 70°C (-13°F to 158°F) |
| Temperature Change Rate | 0.5°C/min |
| Operating Humidity | 5% to 95% RH (non-condensing) |
| Vibration | 10 to 57Hz ±0.075mm 57 to 150Hz 1.0g |
| Shock | 15g, ½ sine wave, 11ms |
| EMI (Electromagnetic Interference) | |
| ESD (Electrostatic Discharge) | Air discharge to 15kV Contact discharge to 8kV |
| Radiated Fields | 10V/m, 27MHz to 500MHz |
| Transients and Bursts | 2kV, 2.5kHz for t=60 seconds |
Description
The T8451 Trusted 24 Vdc Digital Output Module offers precise control for industrial automation systems. With Triple Modular Redundant (TMR) design, this module delivers high fault tolerance and ensures reliability even in critical environments. It features automatic diagnostics, including line monitoring, to detect open and short circuits in wiring.
The module logs Sequence of Events (SOE) with 1ms resolution, capturing output state changes as they happen. Additionally, it supports hot-replacement for continuous system uptime. The module operates within a wide temperature range and meets IEC 61508 SIL 3 safety standards, making it ideal for high-integrity applications.
With advanced short circuit protection and output monitoring, the T8451 module guarantees that all field devices receive safe, reliable power. The module supports up to 40 output channels, each with independent power groups for optimal distribution. Its robust diagnostics ensure that your system performs under the harshest conditions.
About Us
Meloauto – Your Trusted Supplier for Original, Brand-New PLC and DCS Parts Meloauto offer a vast selection of products from globally recognized brands, including Allen Bradley, Bently Nevada, Honeywell, ABB, GE Fanuc, Siemens, Invensys Triconex, ICS Triplex, Foxboro, Yokogawa, Schneider, and Hima, among others. With tens of thousands of new parts ready to ship, Meloauto has successfully served customers across over 50 countries worldwide. We focus on supplying discontinued and hard-to-find items, ensuring each product is in brand-new, original condition.Contact Us
- Phone: +86-15915488782
- Email: [email protected]
- WhatsApp: +8615915488782
- Business Hours: 24/7 service
- Address: Unit 601, Powerlong International Center, No. 1599 Luling Road, Siming District, Xiamen City, Fujian, China
WeChat
Scan the QR Code with wechat