1756-IF4FX0F2F是Allen-Bradley(罗克韦尔自动化)ControlLogix模拟输入模块。以下是其主要功能和规格的细分:




模块详细信息:
系列:ControlLogix(1756平台)
类型:模拟输入模块
型号:1756-IF4FX0F2F
通道:4个隔离模拟输入
输入类型:电压(±10V DC)和电流(0-20mA或4-20mA)
分辨率:16位(高精度)
隔离:通道到通道和通道到背板隔离,以提高抗噪性
更新速率:每个通道可配置(每个通道最多1ms)
诊断:超/欠量程检测、开路检测(用于电流输入)
连接器:可拆卸螺丝端子(RTB)或16针欧式连接器
主要特点:
灵活的输入范围:支持电压(±10V)和电流(0-20mA,4-20mA)信号。
隔离通道:防止接地回路,提高信号完整性。
高分辨率:16位ADC,用于精确测量。
可配置滤波:可调节滤波以降低噪声。
断线检测:如果电流回路断开,则发出警报(适用于4-20mA输入)。
LED指示灯:电源、通信和通道活动的状态LED。
典型应用:
过程控制(压力、温度、流量监测)
工业自动化(机器监控、反馈系统)
数据采集系统
兼容性:
适用于ControlLogix机箱(1756-A4、A7、A10等)
可通过RSLogix 5000或Studio 5000(罗克韦尔PLC编程软件)编程
接线注意事项:
电压输入:使用适当的屏蔽将电线连接到端子(+/-)。
电流输入:需要外部24V DC回路电源或使用2线变送器。
端接:使用1756-TBCH或类似的接线端子。
订购信息:
产品编号:1756-IF4FX0F2F(可能存在固件版本特定的变体)
替换/替代品:1756-IF4I(类似但隔离规格不同)
The 1756-IF4FX0F2F is an Allen-Bradley (Rockwell Automation) ControlLogix analog input module. Here’s a breakdown of its key features and specifications:
Module Details:
Series: ControlLogix (1756 platform)
Type: Analog Input Module
Model: 1756-IF4FX0F2F
Channels: 4 isolated analog inputs
Input Types: Voltage (±10V DC) and current (0–20 mA or 4–20 mA)
Resolution: 16-bit (high precision)
Isolation: Channel-to-channel and channel-to-backplane isolation for noise immunity
update Rate: Configurable per channel (up to 1 ms per channel)
Diagnostics: Over/under-range detection, open wire detection (for current inputs)
Connector: Removable screw terminal (RTB) or 16-pin Euro-style connector
Key Features:
Flexible Input Ranges: Supports both voltage (±10V) and current (0–20 mA, 4–20 mA) signals.
Isolated Channels: Prevents ground loops and improves signal integrity.
High Resolution: 16-bit ADC for precise measurement.
Configurable Filtering: Adjustable filtering to reduce noise.
Open Wire Detection: Alerts if a current loop is broken (for 4–20 mA inputs).
LED Indicators: Status LEDs for power, communication, and channel activity.
Typical Applications:
Process control (pressure, temperature, flow monitoring)
Industrial automation (machine monitoring, feedback systems)
Data acquisition systems
Compatibility:
Works with ControlLogix chassis (1756-A4, A7, A10, etc.)
Programmable via RSLogix 5000 or Studio 5000 (Rockwell’s PLC programming software)
Wiring Notes:
Voltage Inputs: Wire to terminals (+/-) with proper shielding.
Current Inputs: Requires external 24V DC loop power or use of 2-wire transmitters.
Termination: Uses a 1756-TBCH or similar terminal block.
Ordering Information:
Catalog Number: 1756-IF4FX0F2F (Firmware version-specific variants may exist)
Replacement/Alternative: 1756-IF4I (similar but with different isolation specs)
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