TRICONEX 2071H，物料号7400313-100，是Tricon安全系统专用HART多路复用模块，采用电容耦合方式，将HART数字信号叠加在4-20mA模拟量回路上，不影响安全回路的模拟信号传输。

TRICONEX 2071H, part number 7400313-100, is the dedicated HART multiplexer module for Tricon SIS. It uses capacitive coupling to overlay HART digital signals on 4-20mA loops without interfering with safety analog transmission.

模块需要Tricon固件v10.4.x及以上版本支持，配合AI/AO卡件使用，用于HART智能变送器远程读取参数、诊断报警、组态调试，SIL3回路兼容，是带HART仪表SIS项目的配套通讯备件。

It requires Tricon firmware v10.4.x or newer and works with AI/AO modules. It supports remote parameter reading, alarm diagnosis and configuration for HART smart transmitters, compatible with SIL3 safety loops.

Main Specifications 技术参数

• 1. Product Series / 产品系列：TRICONEX Tricon SIS Safety System

• 2. Part Numbers / 型号编码：2071H, 7400313-100

• 3. Function Type / 类型：HART Multiplexer Module HART多路复用模块

• 4. Key Features / 特性：Capacitive coupling, HART protocol, 4-20mA non-intrusive, SIL3 compatible

• 5. Compatibility / 配套：Tricon v10.4.x+, Tricon AI/AO modules, HART smart transmitters

Core Functions 核心功能

• 1. 电容耦合HART信号，在保留4-20mA安全模拟信号的基础上传输HART数字信息。
  Capacitive HART coupling to transmit digital HART data while keeping 4-20mA safety signal intact.

• 2. 读取HART仪表设备变量、电子铭牌信息、自诊断故障及报警状态。
  Retrieve HART instrument PV, device tag, electronic datasheet, self-test and alarm information.

• 3. 支持远程对HART变送器进行量程修改、零点校准和参数组态。
  Support remote range adjustment, zero trimming and parameter configuration for HART transmitters.

• 4. 独立HART通道诊断，识别通讯断线、仪表无响应故障，上报系统诊断信息。
  Independent HART channel diagnostics detect communication loss and unresponsive field devices.

• 5. 不介入SIS安全表决逻辑，HART通讯链路故障不会造成安全回路误动作。
  Separated from SIS voting logic; HART communication failure will not trigger spurious safety action.

Application Scenarios 应用场景

• 1. 炼油、天然气厂SIS系统HART压力、温度变送器在线诊断与维护。
  Online diagnosis and maintenance for HART pressure and temperature transmitters in refinery and gas plant SIS.

• 2. 化工装置SIS技改项目，新增HART智能仪表，实现仪表数字化管理。
  SIS retrofit projects for chemical plants adding HART instruments to realize digital instrument management.

• 3. 电厂锅炉、透平SIS安全回路HART变送器远程校验与状态监控。
  Remote calibration and status monitoring of HART transmitters on power boiler and turbine SIS loops.

• 4. 海外存量Tricon系统HART多路复用模块故障替换、备件备货项目。
  Spare replacement and stocking for failed HART MUX modules on legacy Tricon systems overseas.

• 5. 煤化工、空分装置SIS，在不停车前提下完成HART仪表参数调试。
  HART instrument parameter tuning without shutdown for coal chemical and air separation SIS systems.

FAQ 常见问答

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