AB 1794-OE4 模拟量模块

AB 1794-OE4 模拟量模块

1794-OE4模块在25摄氏度下的电流输入精度为满量程的0.425％，并且其值为0。每摄氏度0069％的满量程电流输入精度随温度漂移。它的电压输入精度在25摄氏度时为满量程的0.133％，每摄氏度的0.0045％满量程是电压输入精度随温度的漂移。

模块的输出信号范围是4到20 mA，0到20 mA，+ /-10伏和0到10伏。1794-OE4在24伏直流电时还具有70 mA的外部直流电源电流。没有单独的通道被隔离，但是模块在I / O和系统之间具有50 V的连续隔离电压。

它对电压或输入端子的输入阶跃响应时间为24毫秒，总线额定电流为20 mA。该模块具有24毫秒（电压输出）的阶跃响应时间，上限可达满量程设置的63％。电压输出的大电流负载为3 mA，输出电流的电阻负载为15至750Ω。在31.2伏直流电时，此模块的大功耗为4.5W，在31.2伏直流电时，其大散热为每小时15.3 BTU /小时。它还具有0到55摄氏度的工作温度范围。

The 1794-OE4 module has a current input accuracy of 0.425% of full scale at 25 degrees Celsius, and its value is 0. The full scale current input accuracy of 0069% per degree Celsius drifts with temperature. Its voltage input accuracy is 0.133% of full scale at 25 degrees Celsius, and 0.0045% of full scale per degree Celsius is the drift of voltage input accuracy with temperature.

The output signal range of the module is 4 to 20 mA, 0 to 20 mA, + /-10 volts and 0 to 10 volts. The 1794-OE4 also has an external DC supply current of 70 mA at 24 volts DC. No individual channels are isolated, but the module has a continuous isolation voltage of 50 V between I/O and the system.

It has an input step response time of 24 ms to voltage or input terminals and a bus current rating of 20 mA. The module has a step response time of 24 ms (voltage output) up to 63% of full scale Settings. The high current load of the voltage output is 3 mA, and the resistance load of the output current is 15 to 750Ω. At 31.2 volts DC, this module has a large power consumption of 4.5W, and at 31.2 volts DC, its large heat dissipation is 15.3 BTU/hour. It also has an operating temperature range of 0 to 55 degrees Celsius.