描述
TRICONEX 3721是霍尼韦尔（Honeywell）旗下的一款高性能模拟输入模块，专为工业自动化和安全关键系统设计，广泛应用于石油、化工、电力、能源等领域的过程控制和安全仪表系统（SIS）。以下是其核心功能、技术参数及应用场景的综合分析：
一、核心功能与技术特点
模拟输入能力
-通道数：提供4通道或32通道配置，支持差分输入模式，适用于高精度测量需求。
-输入类型：兼容0-5 VDC、-5至+5 VDC电压信号或4-20 mA电流信号，支持宽范围信号采集。
-分辨率：12位或14位可编程，最高可达16位，确保高精度数据采集。
冗余设计
-采用三重模块化冗余（TMR）架构，每个通道独立测量并进行多数表决，消除单点故障风险，符合SIL 3安全完整性等级（SIL 3）要求。
安全特性
-本质安全认证：通过本质安全（IS）认证，适用于危险区域，可直接连接现场仪表。
-故障安全操作：在检测到故障时自动进入安全状态，确保系统可靠运行。
-诊断功能：实时监控通道状态，支持快速定位故障点。
通信与扩展性
-支持Modbus、Profibus DP、HART等协议，可无缝集成至工业网络。
-兼容TRICONEX Trident系统，支持TriStation 1131软件配置。
二、技术参数
输入范围：0-5 VDC、-5至+5 VDC或4-20 mA（不同型号配置）
输入超量程保护：150 VDC/115 VAC连续
共模抑制比：-85 dB（直流-100 Hz）
工作温度：-40°C至70°C（扩展型号可达更高温度范围）
防护等级：IP20（标准型）
安装方式：DIN导轨或机架式安装。
三、应用场景
安全仪表系统（SIS）
-用于紧急停机（ESD）、火气监测（F&G）、燃烧器管理等高风险场景，确保人员和设备安全。
过程控制
-监测温度、压力、流量等关键参数，适用于化工、电力、水处理等行业的连续生产流程。
可再生能源
-集成于风力发电、太阳能光伏系统的数据采集与控制模块，支持极端环境运行。
工业自动化
-作为PLC或DCS系统的扩展模块，实现多路模拟信号的集中采集与处理。
3721C
3721C
TRICONEX 3721 is a high-performance analog input module from Honeywell,designed for industrial automation and safety-critical systems.It is widely used in process control and safety instrument systems(SIS)in the fields of petroleum,chemical,power,energy,etc.The following is a comprehensive analysis of its core functions,technical parameters and application scenarios:
I.Core functions and technical features
Analog input capability
-Number of channels:4-channel or 32-channel configuration is provided,supporting differential input mode,suitable for high-precision measurement needs.
-Input type:compatible with 0-5 VDC,-5 to+5 VDC voltage signals or 4-20 mA current signals,supporting wide range signal acquisition.
-Resolution:12-bit or 14-bit programmable,up to 16-bit,ensuring high-precision data acquisition.
Redundant design
-Using triple modular redundant(TMR)architecture,each channel is measured independently and majority voted,eliminating the risk of single point failure,meeting SIL 3 safety integrity level(SIL 3)requirements.
Safety Features
-Intrinsically safe certification:Intrinsically safe(IS)certified,suitable for hazardous areas,and can be directly connected to field instruments.
-Fail-safe operation:Automatically enters a safe state when a fault is detected to ensure reliable system operation.
-Diagnostic function:Real-time monitoring of channel status,supporting rapid location of fault points.
Communication and scalability
-Supports Modbus,Profibus DP,HART and other protocols,and can be seamlessly integrated into industrial networks.
-Compatible with TRICONEX Trident system and supports TriStation 1131 software configuration.
2.Technical parameters
Input range:0-5 VDC,-5 to+5 VDC or 4-20 mA(configured for different models)
Input over-range protection:150 VDC/115 VAC continuous
Common mode rejection ratio:-85 dB(DC-100 Hz)
Operating temperature:-40°C to 70°C(extended models can reach higher temperature range)
Protection level:IP20(standard)
Installation method:DIN rail or rack installation.
3.Application scenarios
Safety instrument system(SIS)
-Used in high-risk scenarios such as emergency shutdown(ESD),fire and gas monitoring(F&G),burner management,etc.to ensure the safety of personnel and equipment.
Process control
-Monitor key parameters such as temperature,pressure,flow,etc.,suitable for continuous production processes in industries such as chemical,power,and water treatment.
Renewable energy
-Data acquisition and control modules integrated in wind power generation and solar photovoltaic systems to support operation in extreme environments.
Industrial Automation
-As an expansion module of PLC or DCS system,it realizes the centralized acquisition and processing of multi-channel analog signals.
GE VMIVME-7698-345 350-017698-345 B GE IC698CPE040 EMERSON MVME55006E-0163 AUTOMAX 57C552-1 MOOG D136-001-007 MOOG D136-001-007 ENI GHW-12Z ABB PFCL201C 10KN GE IC698CRE040 EMERSON MVME7100 XYCOM XVME-653 ABB PM511V16 ABB PPD113 GE IC698CPE030 woodward 8200-1302 MOOG D136-001-007 WOODWARD 9907-1183 ABB 5SHX2645L0002/3HB012961R0001 ABB 3BHB021400R0002 5SHY4045L0004 ABB 5SHY4045L0004 MOOG D136-001-007 ZYGO ZMI2002 FANUC A06B-6150-H100 ABB 129740-002 GE VMIVME-7750 MOOG D136-001-007 MOOG D136-001-007 MKS RPS AX7695 MOOG D136-001-007 GE IS200VCMIH2BEE GE IS200BPVCG1BR1 TRICONEX 3009 MOOG D136-001-007 MOOG D136-001-007 INDRAMAT 2AD160B-B350R2-BS03-D2N1 INDRAMAT 2AD160B-B35OR2-BS03-D2V1 ABB KUC755AE106 HONEYWELL FC-QPP-0002 ABB DSDP140B 57160001-ACX ABB DSDP140B 57160001-ACX MOOG D136-001-007 WOODWARD 8237-1246 ABB 57160001-ACX GE V7768-31200 MOOG D136-001-007 MOOG D136-001-007 MOOG D136-001-007 MOOG D136-001-007 MOOG D136-001-007 ABB HIEE205011R0002 ABB PM866A 3BSE076359 YASKAWA CIMR-HB4A0450ABC MOTOROLA MVME5500 MOOG D136-001-007 MOOG D136-001-007 Tektronix DPO5054B ABB SPHSS13 ABB MPRC086444-005 MOOG D136-001-007 MOOG D136-001-007 GE VMIVME-7807 GE VMIVME-7807 GE VMIVME-7807RC GE VMIVME-7807 GE IS215UCVEM06A GE IS215UCVEM06A ABB PPD113B01-10-150000 TRICONEX 3009 GE IS215UCVEH2A ABB PM866K01 ABB PFTL 101B 2.0KN ABB PP865A GE VMIVME-7750 A-B 20BC205A0AYNANC0 Rexroth DKC01.3-200-7-FW（配套制动电阻） ABB 3HAC029818-001/10 DSQC663 ABB 3HAC029818-001 DSQC663 ABB PM511V16 GE IC698CPE040-FJ Acquisition AL81G Acquisition AL81G Acquisition AL81G Acquisition AL81G MOOG D136-001-007 VMIC VMIVME7740-841 ABB KUC755AE105 VMIC VME7740-841 VMI VME7740-841 VMIC VME7740-841 ABB PM866AK01 ABB KUC755AE117 ABB PFSK151 GE IC698CPE040 woodward 5466-409 SIEMENS 6ES7416-3ES06-0AB0 FOXBORO P0973KJ ABB 3BHB005243R0105 GE IS220PSVOH1A HIMA F8650X ABB 800PP846A UNIOP ETT-VGA-0045 UNIOP ETT-VGA ABB PP846 GE IS200TRPGH1B ICS TRIPLEX T8451C ABB PFTL101A 0.5KN ABB PFTL101A 1.0KN ICS TRIPLEX T8110B UNIOP ETT-VGA-0045 ABB PM511V08 ABB PP846A ICS T8110B ABB 3BSE004160R1 PFTL101A GE DS200LDCCH1ALA ABB PM866K01 HIMA F8650X ABB 5SHY35L4520 YASKAWA CIMR-HB4A0370ABC A-B 8720MC-RPS190BM UNIOP ETT-VGA-0045 GE VMIVME-7807 ABB PU519 3BSE018681R1 FANUC A06B-6091-H175 Agilent HP 5517B GE VME-7807RC GE VME-7807RC GE VMIVME-7807 ICS TRIPLEX(ROCKWELL) T8480 GE VME-7807RC ABB PFTL 101B 2.0KN SCHNEIDER 140CPU67861 A-B 1756-L84ES GE IS200VSVOH1BED WOODWARD 9907-164 ABB PM866 ELAU MAX-4/11/03/128/99/1/1/00 GE VMIVME-7807 ABB PM864AK01 GE VME-7807RC ABB PM864A ABB PM864A ABB PU516 A-B 1326AB-B720F-S2K7L ZYGO ZMI-2002 TRICONEX PI3381 GE VMIVME-7750 ICSTRIPLEX T8110B ICS TRIPLEX T8110B GE IS215UCVEM09B ABB 5SHY3545L0020 Motorola VME172PA-652SE-2G KROHNE OPTISONIC6300 ABB 800PP846A ABB PP846A GE IS200TREGH1BDC MOTOROLA VME172PA652SE ABB 3HNA024871-001 TRICONEX 3721 ABB PM511V08 JOHNSON MS-NAE5510-3 Johnson MS-NAE5510-3 HIMA ELOP II GE IS200VCRCH1B GE IC800SSI216RD2 TRICONEX 3721 REXROTH KSM01.2B-071C-35N-M1-HP0-SE-NN-FW Parker Abex 425-1607 MOTOROLA MVME5500-0161 PANALARM 90P18X6D1C4D ICS TRIPLEX T8110B ENTERASYS/FOXBORO A2H124-24FX TRICONEX EPI3382 Motorola VME172PA652SE GE IC697CPM790 ABB 5SHY3545L0020 ABB 5SHY5045L0020 ELAU PMC-2/11/25/001/00/03/00/0K ABB EL3020 CABLETRON SYSTEM MINIMMAC WITH LANVIEW
