描述
1.产品定位与核心功能
1.1产品类型
RTD(热电阻)输入模块:
专为工业过程控制设计,用于采集温度信号(如PT100、PT1000等热电阻传感器),并将模拟信号转换为数字信号供控制系统(如PLC、DCS)处理。
所属系列:
可能属于GE Fanuc的90-30系列或VersaMax系列(需进一步确认),这些系列常用于能源、化工、制造等行业的自动化系统。
1.2核心应用场景
能源行业:
燃气轮机/蒸汽轮机温度监测(如轴承温度、排气温度)。
锅炉/换热器温度控制。
化工与制药:
反应釜温度监控、管道温度测量。
制造业:
塑料成型机、金属热处理炉的温度控制。
2.关键技术参数
2.1输入通道与信号类型
通道数量:
典型配置:6通道(HE693RTD660中的“660”可能暗示6通道,需验证)。
支持的热电阻类型:
PT100(最常用,0°C时电阻为100Ω)。
PT1000(0°C时电阻为1000Ω)。
Cu50/Cu100(铜热电阻,适用于低温场景)。
NI100/NI120(镍热电阻,耐腐蚀性强)。
接线方式:
3线制(推荐,消除引线电阻误差)。
2线制(简单但精度较低)。
2.2精度与性能
温度测量范围:
典型范围:-200°C至+850°C(取决于热电阻类型)。
精度:
±0.1°C(PT100,0°C时,需校准)。
重复性:≤0.05°C。
响应时间:
信号稳定时间:≤500ms(90%步进响应)。
2.3电气特性
输入阻抗:
≥10kΩ(确保对传感器负载影响最小)。
隔离性能:
通道间隔离:1500V AC(防止通道间干扰)。
通道与背板隔离:500V AC(保护控制系统免受高压冲击)。
供电要求:
典型:24V DC(±10%),功耗≤5W(满载)。
1.Product Positioning and Core Functions
1.1 Product Type
RTD(Resistor Temperature Detector)Input Module:
Designed specifically for industrial process control,it acquires temperature signals(such as PT100,PT1000,and other RTD sensors)and converts the analog signals into digital signals for processing by control systems(such as PLCs and DCSs).
Series:
Possibly GE Fanuc’s 90-30 series or VersaMax series(subject to further confirmation).These series are commonly used in automation systems in industries such as energy,chemicals,and manufacturing.
1.2 Core Application Scenarios
Energy Industry:
Gas turbine/steam turbine temperature monitoring(such as bearing temperature and exhaust temperature).
Boiler/heat exchanger temperature control.
Chemical and Pharmaceutical Industry:
Reactor temperature monitoring and pipeline temperature measurement.
Manufacturing Industry:
Temperature control of plastic molding machines and metal heat treatment furnaces.
2.Key Technical Parameters
2.1 Input Channels and Signal Type
Number of Channels:
Typical configuration:6 channels(the”660″in HE693RTD660 may imply 6 channels,but verification is required).Supported RTD Types:
PT100(most commonly used,resistance is 100Ωat 0°C).
PT1000(resistance is 1000Ωat 0°C).
Cu50/Cu100(copper RTD,suitable for low-temperature applications).
NI100/NI120(nickel RTD,highly corrosion-resistant).
Wiring Method:
3-wire(recommended,eliminates lead resistance error).
2-wire(simple but less accurate).
2.2 Accuracy and Performance
Temperature Measurement Range:
Typical range:-200°C to+850°C(depending on RTD type).
Accuracy:
±0.1°C(PT100,calibration required at 0°C).
Repeatability:≤0.05°C.
Response Time:
Signal settling time:≤500ms(90%step response).2.3 Electrical Characteristics
Input Impedance:
≥10kΩ(to minimize sensor loading).
Isolation Performance:
Channel-to-Channel Isolation:1500V AC(to prevent crosstalk).
Channel-to-Backplane Isolation:500V AC(to protect the control system from high voltage surges).
Power Requirements:
Typical:24V DC(±10%),power consumption≤5W(at full load).
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