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4~20mA
- 本文给出了一种利用软件实现4～20mA传感器数据转换的方法，消除了硬件电路中电压放大器输出端的残留电压，保证了数据转换精度-this paper, the use of software to achieve a 4-20mA sensor data conversion methods Elimination of hardware circuit voltage amplifier output voltage of the res
4-20mA输出的PWM计算程序
- 4-20mA输出的PWM计算程序
4～20mA传感器数据处理新途径.pdf
- 4～20mA传感器数据处理新途径.pdf
结构修改1
- 基于c8051f330芯片开发的电机正反转控制系统，能同时完成参数的设定与显示，系统具有4~20mA的标准模拟信号输出-c8051f330 chip development based on the reversion motor control system parameters can be completed simultaneously with the creation shows that the system has a
zhiliudianliuyuan
- 本系统以直流电流源为核心，AT89S52单片机为主控制器，通过键盘来设置直流电源的输出电流，设置步进等级可达1mA，并可由数码管显示实际输出电流值和电流设定值。本系统由单片机程控输出数字信号，经过D/A转换器（AD7543）输出模拟量，再经过运算放大器隔离放大，控制输出功率管的基极，随着功率管基极电压的变化而输出不同的电流。单片机系统还兼顾对恒流源进行实时监控，输出电流经过电流/电压转变后，通过A/D转换芯片，实时把模拟量转化为数据量，
IDC3516
- IDC3516-4-20mA电流环隔离接口芯片的应用-IDC3516-4-20mA current loop isolation Application Interface Chip
liuliangjibiao
- PIC16F876单片机,有4到20MA电流输出,低功耗等特点,使用于工业仪表行业-PIC16F876 microcontroller, to a four 20MA current output, low power consumption and other characteristics, Instrumentation used in industrial sectors
220
- 显字数显表源程序，拿来就可以用，采集4~20MA电流，-significant source of wordage a table, can be taken out, collecting 4-20MA current,
4~20mA
- 本文给出了一种利用软件实现4～20mA传感器数据转换的方法，消除了硬件电路中电压放大器输出端的残留电压，保证了数据转换精度-this paper, the use of software to achieve a 4-20mA sensor data conversion methods Elimination of hardware circuit voltage amplifier output voltage of the res
4-20mA-PWM
- 8051驱动LED的4至20毫安的PWM程序。C环境-LED driver 8051 of 4-20 mA process of PWM. C environment
4-20mApwmout
- 工业仪表常用到4-20mA输出此程序通过C51单片机模拟输出PWM 提供了很好的思路和事例-Industrial instrumentation commonly used to 4-20mA output of this program through the C51 single-chip analog output PWM provides a good example of ideas and
4-20ma
- 4-20MA信号发生器，含电路图，使用说明以及汇编源程序-4-20MA signal generator, including schematics, source code for use as well as the compilation
a
- PWM经过RC滤波产生电压,经过XTR115产生4-20mA电流输出,要点是XTR115的电压输入问题,自身为两线制,+5V输出提供不了较大电流,需要用DCDC,RC滤波采用钽电容和4.7k-4.9k的低温漂电阻能得到较高线形度,PWM输出为AVR单片机16位,模式15,不分频-PWM voltage generated through RC filter, after XTR115 have 4-20mA current output
mA2DC-SCH+PCB
- mA电流转换成电压的电路SCH+PCB，可转换4~20mA的电流，改变电阻可改变转换范围。文件为Protel DXP 2004-mA current into a voltage circuit SCH+ PCB, can be converted 4 ~ 20mA of current, resistance to change can alter the scope of the conversion. Protel DXP 200
ADC
- 在这次设计中，主要是实现工业标准上的电压（0～5V、1～5V）和工业标准上的电流（0～10mA、4～20mA）的互相转换。-In this design, mainly on the achievement of industry-standard voltage (0 ~ 5V, 1 ~ 5V) and the current industry standard (0 ~ 10mA, 4 ~ 20mA) mutual conversi
4-20mA-Current-Loop-Primer
- 20ma的电流环通信回路仍应用于一些远程通信的场合，本文为其实现过程。-20ma current loop
4~20mA
- 4~20mA变送器开发用的代码用AD421芯片-4 ~ 20mA transmitter developed using AD421 chips with the code
PROTEUS仿真 输出4-20mA
- preteus仿真 4-20mA输出 加数据表(protues multisim 4-20mA)
采集4-20ma电流
- 基于STM32采集4-20ma转成0-3.3v电压输入。(Based on STM32 acquisition, 4-20mA converted to 0-3.3v voltage input.)
0-5V转4-20MA电路讲解
- 0-5V转4-20MA电路讲解，用于产生0-24ma