描述
ABB R-2521Z是一款多功能光纤连接器，属于塑料光纤系列，广泛应用于工业自动化、通信及数据传输领域。以下是其核心参数、技术特点及应用场景的详细分析：
一、型号与概述
型号：R-2521Z
类型：塑料光纤接收器模块
配套设备：需与T-1521Z发射器（HFBR-1521Z）搭配使用，构成完整的光链路组件。
二、技术参数
光纤特性
-纤芯直径：1.0mm（可选0.25mm、0.50mm、0.75mm）
-纤芯材质：PMMA（聚甲基丙烯酸甲酯）
-外被材质：环保阻燃型氯化聚乙烯、聚乙烯等
-外被颜色：黑色（可定制其他颜色）
-成品直径：2.2mm
-工作温度范围：0℃至70℃
电气性能
-传输速率：支持DC-5 MBd（增强型数字链路）
-功耗：峰值电源电流6 mA
-抗干扰能力：集成屏蔽设计，可抑制EMI/RFI干扰
-兼容性：与标准TTL电路兼容，支持HART协议。
三、功能特点
低成本与高可靠性
-针对低成本应用优化设计，适用于对价格敏感但要求稳定性的场景。
-符合RoHS标准，确保环保合规。
抗噪与抗干扰
-内置肖特基输出晶体管和上拉电阻器，减少噪声影响。
-变送器集成660nm红色LED，便于可见光调试。
安装与扩展性
-支持单工、双工及闩锁连接方式，适应不同机械接口需求。
-兼容自动插入和波峰焊工艺，便于大规模生产。
ABB R-2521Z is a multifunctional fiber optic connector,belonging to the plastic optical fiber series,widely used in industrial automation,communication and data transmission.The following is a detailed analysis of its core parameters,technical features and application scenarios:
I.Model and Overview
Model:R-2521Z
Type:Plastic optical fiber receiver module
Supporting equipment:It needs to be used with T-1521Z transmitter(HFBR-1521Z)to form a complete optical link component.
2.Technical parameters
Fiber characteristics
-Core diameter:1.0mm(optional 0.25mm,0.50mm,0.75mm)
-Core material:PMMA(polymethyl methacrylate)
-Jacket material:environmentally friendly flame-retardant chlorinated polyethylene,polyethylene,etc.
-Jacket color:black(other colors can be customized)
-Finished product diameter:2.2mm
-Operating temperature range:0℃to 70℃
Electrical performance
-Transmission rate:Support DC-5 MBd(Enhanced Digital Link)
-Power consumption:Peak power supply current 6 mA
-Anti-interference ability:Integrated shielding design to suppress EMI/RFI interference
-Compatibility:Compatible with standard TTL circuits and supports HART protocol.
3.Functional characteristics
Low cost and high reliability
-Optimized design for low-cost applications,suitable for scenarios that are price-sensitive but require stability.
-RoHS compliant to ensure environmental compliance.
Noise and interference resistance
-Built-in Schottky output transistor and pull-up resistor to reduce noise impact.
-Transmitter integrated 660nm red LED for visible light debugging.
Installation and scalability
-Support simplex,duplex and latch connection modes to meet different mechanical interface requirements.
-Compatible with automatic insertion and wave soldering processes for mass production.
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