产品类型介绍 Module Type Introduction
LM80.A 采用脉冲激光飞行时间测距原理，无接触式测量料仓、管道内介质高度，无需取样、无介质接触损耗，适配高粉尘、高温、腐蚀性恶劣工况。设备集成可见对准激光辅助现场光路校准，标配吹扫气接口持续清洁光学镜片，可选加热视窗消除水汽冷凝干扰。支持单机独立使用或接入 FOUNDATION Fieldbus/HART 系统组网，广泛用于电厂、水泥、煤化工筒仓料位监控，是 CEMS、仓储自动化系统核心测量仪表替换备件。LM80.A adopts pulse laser time-of-flight ranging principle for non-contact medium height measurement in silos and pipelines, no sampling or medium contact wear, suitable for harsh high-dust, high-temperature and corrosive working conditions. Equipped with visible alignment laser for on-site optical calibration, standard purge air port to continuously clean optical window, optional heated lens to eliminate water vapor condensation interference. It can run standalone or network with FOUNDATION Fieldbus/HART systems, widely used for silo level monitoring in power, cement and coal chemical plants, core measuring instrument spare part replacement for CEMS and warehouse automation systems.
核心功能 Core Functions
- 长量程无接触测距，料位测量 0.3~100m，定位工况最高 150m，粉体、液体通用
- Long-range non-contact ranging, 0.3~100m for level measurement, max 150m for positioning, compatible with solid powder and liquid
- 激光谱线抗干扰算法，粉尘、水汽、杂质气体无测量漂移，无需频繁标定
- Anti-interference laser spectrum algorithm, no measurement drift caused by dust, vapor and impurity gas, low frequent calibration demand
- 一体化吹扫自清洁接口，接入压缩空气持续吹扫镜片，杜绝粉尘附着测量偏差
- Integrated self-cleaning purge port, compressed air continuously wash optical window to avoid deviation from dust accumulation
- 可选加热光学视窗，高温高湿工况防止镜片结露，保障连续稳定测量
- Optional heated optical window to eliminate lens condensation under high-temperature and high-humidity conditions
- 多制式信号输出，隔离 4~20mA 模拟量、HART、PROFIBUS-PA、FF 现场总线
- Multi-standard signal output, isolated 4~20mA analog, HART, PROFIBUS-PA and FF fieldbus
- 内置硬件自诊断，实时监测激光衰减、光路遮挡、供电异常，面板故障指示灯 + 远程报警触点
- Built-in hardware self-diagnosis, real-time monitor laser attenuation, light blockage and power fault, front LED and remote alarm contact output
- 可视化对准激光，现场安装快速校准光路，降低施工调试难度
- Visible alignment laser for fast on-site optical calibration to reduce installation debugging difficulty
- 免频繁标准气校准，支持一键零点自动校正，缩短产线停机维护时长
- One-click automatic zero calibration without frequent standard gas to shorten production shutdown maintenance time
电气参数 Electrical Specifications
供电范围：18~32VDC 直流，85~264VAC 交流双供电可选Power Supply: 18~32VDC DC, optional 85~264VAC AC整机典型功耗：≤12W，加热视窗工况最大 22WTotal Power Consumption: ≤12W, max 22W with heated window模拟输出负载：4~20mA 最大负载 600ΩAnalog Output Max Load: 600Ω激光规格：905nm 红外测量激光 Class1M，635nm 红色对准激光 Class3RLaser Spec: 905nm infrared measuring laser Class1M, 635nm red alignment laser Class3R硬件防护：激光过温、电源反接、浪涌、静电 ESD 多级隔离保护Hardware Protection: Multi-stage isolation protection against laser over-temperature, reverse power, surge and ESD测量分辨率：±5mm 高精度稳定测距Measurement Resolution: ±5mm high precision stable ranging
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