TRICONEX 3704E 数字量输入模块 SIS安全系卡件

TRICONEX 3704E 数字量输入模块 SIS 安全系卡件是一款专为工业安全系统设计的高性能模块，广泛应用于石油、化工、电力等关键行业，具备高可靠性、冗余设计和灵活配置能力，是安全仪表系统（SIS）的核心组件之一。 一、产品概述 品牌与型号：TRICONEX 3704E 类型：数字量输入模块（部分资料提及为模拟量输入模块，但主流定位为数字量输入） 用途：采集现场数字信号（如开关状态、传感器信号等），用于安全联锁和紧急停车系统（ESD）。 兼容性：与 Triconex Trident 安全仪表系统完全兼容，支持 TriStation 1131 软件进行配置和监控。 二、技术规格 输入通道： 数量：64 个数字量输入通道（部分资料提及 32 个，可能为不同版本或配置）。 信号类型：支持干触点（无源）或湿触点（有源）输入，兼容 24VDC 电压。 响应时间：典型值小于 75 毫秒（部分资料提及 10 毫秒，可能因版本或配置不同）。 性能参数： 输入电压范围：24VDC（18-30VDC 可接受范围）。 输入电流：典型值 5mA（干触点）或 10mA（湿触点）。 隔离等级：通道间隔离电压达 2000VDC，确保信号独立性和抗干扰能力。 环境适应性： 工作温度：-40°C 至 +70°C（工业级宽温设计）。 湿度范围：5% 至 95% RH（非凝结）。 防护等级：IP20（机架安装型）。 冗余设计： 三重模件冗余（TMR）：模块内置三个独立子电路，执行相同逻辑并通过表决机制输出结果，单个故障不影响系统运行。 自诊断功能：实时监测硬件状态，故障时自动切换至备用通道。 三、功能特性 高可靠性： TMR 架构确保系统在单点故障时仍能正常运行，满足 SIL 3 安全等级要求。 输入通道具备防抖动和去干扰功能，避免误触发。 灵活配置： 每个通道可单独配置输入类型（干/湿触点）、滤波时间和报警阈值。 支持热插拔，可在不中断系统运行的情况下更换模块。 诊断与维护： 内置诊断 LED 指示灯，显示模块状态（通过、故障、激活）。 提供详细的故障日志，便于快速定位和修复问题。 兼容性与扩展性： 支持与 Triconex Trident 系统无缝集成，可扩展至最多 118 个 I/O 模块。 支持 Modbus、TCP/IP 等通信协议，便于与其他设备或系统进行数据交互。 四、应用领域 石油与天然气：油气管道压力监测、井口设备控制。 化工：反应釜温度/压力联锁、紧急停车系统（ESD）。 电力：发电机组状态监测、电网安全控制。 制造业：自动化生产线安全联锁、设备故障保护。 五、优势总结 高安全性：TMR 架构和冗余设计满足 SIL 3 安全等级，确保关键工艺过程的安全可靠。 高灵活性：可配置的通道参数和热插拔功能，适应不同工业场景需求。 易用性：支持 TriStation 1131 软件进行配置和监控，降低使用门槛。 广泛兼容性：与 Triconex Trident 系统及其他主流 DCS（分布式控制系统）兼容。 六、注意事项 在安装前，请确保模块与系统固件版本兼容，避免因版本不匹配导致功能异常。 模块应安装在符合环境要求的机柜中，避免高温、高湿或强电磁干扰环境。 如需进行定制或扩展功能，请联系 Triconex 的技术支持团队。

The TRICONEX 3704E digital input module SIS safety system card is a high-performance module designed specifically for industrial safety systems, widely used in key industries such as petroleum, chemical, and power. It has high reliability, redundant design, and flexible configuration capabilities, and is one of the core components of Safety Instrumented Systems (SIS).

1、 Product Overview

Brand and Model: TRICONEX 3704E

Type: Digital Input Module (Some materials mention analog input modules, but the mainstream positioning is digital input)

Purpose: To collect on-site digital signals (such as switch status, sensor signals, etc.) for safety interlocking and emergency shutdown systems (ESD).

Compatibility: Fully compatible with the Triconex Trident safety instrumented system, supporting TriStation 1131 software for configuration and monitoring.

2、 Technical specifications

Input channel:

Quantity: 64 digital input channels (some sources mention 32, which may be different versions or configurations).

Signal type: Supports dry contact (passive) or wet contact (active) input, compatible with 24VDC voltage.

Response time: Typically less than 75 milliseconds (some sources mention 10 milliseconds, which may vary depending on version or configuration).

Performance parameters:

Input voltage range: 24VDC (acceptable range 18-30VDC).

Input current: Typical value of 5mA (dry contact) or 10mA (wet contact).

Isolation level: The isolation voltage between channels reaches 2000VDC, ensuring signal independence and anti-interference ability.

Environmental adaptability:

Working temperature:- 40 ° C to+70 ° C (industrial grade wide temperature design).

Humidity range: 5% to 95% RH (non condensing).

Protection level: IP20 (rack mounted type).

Redundant design:

Triple Modular Redundancy (TMR): The module contains three independent sub circuits that execute the same logic and output results through a voting mechanism. A single fault does not affect system operation.

Self diagnostic function: Real time monitoring of hardware status, automatically switching to backup channel in case of failure.

3、 Functional characteristics

High reliability:

The TMR architecture ensures that the system can still operate normally in the event of a single point of failure, meeting SIL 3 safety level requirements.

The input channel has anti shake and anti-interference functions to avoid false triggering.

Flexible configuration:

Each channel can be individually configured with input type (dry/wet contacts), filtering time, and alarm threshold.

Supports hot swapping, allowing for module replacement without interrupting system operation.

Diagnosis and maintenance:

Built in diagnostic LED indicator light, displaying module status (pass, fault, activated).

Provide detailed fault logs for quick identification and repair of issues.

Compatibility and Scalability:

Support seamless integration with the Triconex Trident system, expandable to up to 118 I/O modules.

Supports communication protocols such as Modbus and TCP/IP, facilitating data exchange with other devices or systems.

4、 Application Fields

Oil and gas: pressure monitoring of oil and gas pipelines, control of wellhead equipment.

Chemical industry: reactor temperature/pressure interlock, emergency shutdown system (ESD).

Electricity: monitoring the status of generator sets and controlling the safety of the power grid.

Manufacturing industry: Automated production line safety interlocking, equipment fault protection.

5、 Summary of Advantages

High safety: TMR architecture and redundant design meet SIL 3 safety level, ensuring the safety and reliability of critical process flows.

High flexibility: configurable channel parameters and hot swappable functionality to meet the needs of different industrial scenarios.

Usability: Supports TriStation 1131 software for configuration and monitoring, reducing the threshold for use.

Wide compatibility: Compatible with Triconex Trident systems and other mainstream DCS (distributed control systems).

6、 Precautions

Before installation, please ensure that the module is compatible with the system firmware version to avoid functional abnormalities caused by version mismatch.

The module should be installed in a cabinet that meets environmental requirements, avoiding high temperature, high humidity, or strong electromagnetic interference environments.

If customization or expansion of functionality is required, please contact Triconex's technical support team.

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