Allen-Bradley的1769-IF8紧凑型I/O模拟输入模块是一种模拟输入模块，具有8个差分输入，电压范围为+/-10伏DC, 0至10伏DC, 0至5伏DC和1至5伏DC，电流范围为0至20 mA和4至0 mA。1769-IF8的背板在5伏直流电时的输出电流为120毫安，在24伏直流电时的输出电流为70毫安，工作时的输出热量为3.64瓦。它采用Delta -Sigma模拟数字转换器，其分辨率为16位单极或15位加号。它具有过滤器/配置相关的通道响应速度。它的最大母线引出电流在5伏直流时为120毫安，在24伏直流时为70毫安，电压端输入阻抗为220千克，电流端输入阻抗为250欧姆。1769-IF8具有每个通道+/-10伏直流的公共失调电压范围，以及在50至60赫兹时大于60 dB的共模抑制比。该模拟输入模块对电压信号的总体精度为+/-0.2%，对电流信号的总体精度为0.35%，对电压信号的总体漂移精度为+/-0.003%，对电流信号的总体漂移精度为每摄氏度+/-0.0045%。
1769-IF8
1769-IF8有一个指示灯显示模块的FAULT状态。1769-IF8通过位报告实现超量程或过量程的自动自诊断，也可以处理告警。它在0.1 mA电压端具有+/-30 v直流连续的最大输入端过载，在+/-7.6 v直流时具有+/-32 mA过载。它的工作温度范围在0到60摄氏度(32到140华氏度)之间，凝结的相对湿度限制为95%。它重约450克(0.99磅)，尺寸约为118 x 87 x 52.5毫米。1769- if8是由Allen-Bradley制造的紧凑型I/O模块，与1769 CompactLogix控制器和MicroLogix 1500控制器兼容。该控制器具有嵌入式八(8)输入通道，支持差分和单端布线。可配置的信号是0- 20ma和4-20mA和+/10VDC, 1-5VDC, 0-5VDC, 0-10VDC。它还具有+/-0.03%的输入非线性和+/-0.03%的重复性。
1769-IF8
Allen Bradley’s 1769-IF8 compact I/O analog input module is an analog input module with 8 differential inputs, with a voltage range of+/-10 V DC, 0 to 10 V DC, 0 to 5 V DC, and 1 to 5 V DC, and a current range of 0 to 20 mA and 4 to 0 mA. The output current of the 1769-IF8 backplane is 120 mA at 5 V DC, 70 mA at 24 V DC, and 3.64 watts of output heat during operation. It uses a Delta Sigma analog-to-digital converter with a resolution of 16 bit monopole or 15 bit plus sign. It has filter/configuration related channel response speed. Its maximum bus current is 120 mA at 5 V DC and 70 mA at 24 V DC, with an input impedance of 220 kilograms at the voltage end and 250 ohms at the current end. 1769-IF8 has a common offset voltage range of+/-10 V DC per channel, and a common mode rejection ratio greater than 60 dB at 50 to 60 Hz. The overall accuracy of the analog input module for voltage signals is+/-0.2%, for current signals is 0.35%, for voltage signals is+/-0.003%, and for current signals is+/-0.0045% per degree Celsius.
1769-IF8
1769-IF8 has an indicator light to display the module’s fault status. 1769-IF8 achieves automatic self diagnosis of over range or over range through bit reporting, and can also handle alarms. It has a continuous maximum input overload of+/-30 V DC at the 0.1 mA voltage terminal and+/-32 mA overload at+/-7.6 V DC. Its operating temperature range is between 0 to 60 degrees Celsius (32 to 140 degrees Fahrenheit), and the relative humidity limit for condensation is 95%. It weighs approximately 450 grams (0.99 pounds) and measures approximately 118 x 87 x 52.5 millimeters. 1769 if8 is a compact I/O module manufactured by Allen Bradley, compatible with 1769 CompactLogix controllers and MicroLogix 1500 controllers. This controller has embedded eight (8) input channels and supports differential and single ended wiring. The configurable signals are 0-20mA, 4-20mA,+/10VDC, 1-5VDC, 0-5VDC, 0-10VDC. It also has input nonlinearity of+/-0.03% and repeatability of+/-0.03%.
1769-IF8
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