华远自动化系统有限公司 1
目 录
HY—6080八通道隔离型D/A板··············································································································3
一 概述···················································································································································3
二 性能及技术指标·······························································································································3
2.1性能······················································································································································3
2.2应用······················································································································································3
2.3技术指标··············································································································································3
2.4物理尺寸及环境要求··························································································································4
三 工作原理···········································································································································5
3.1原理框图··············································································································································5
3.2原理概述··············································································································································5
四 主要元件位置图 信号输入/输出插座 选择跳线及开关定义····················································5
4.1主要元件位置图··································································································································5
4.2信号输入/输出插座定义·····················································································································6
4.3开关及跳线选择··································································································································7
4.3.1板基地址选择开关DIP····················································································································7
4.3.2模拟输出范围选择···························································································································7
4.3.3主机+5V电源引出选择····················································································································8
4.4模拟输出负载连接方式······················································································································8
4.4.1模拟电压输出时负载连接方式········································································································8
4.4.2模拟电流输出时负载连接方式········································································································8
4.4.3同时输出电压 电流连接方式········································································································9
五 寄存器描述及板内地址分配············································································································9
5.1 D/A输出通道寄存器·······················································································································92 HY 6080隔离型D/A板
5.2 D/A转换值寄存器···························································································································9
5.3数字量输出寄存器····························································································································10
5.4数字量输入缓冲器····························································································································10
5.5板内地址分配····································································································································10
六 安装 拆除方法·····························································································································10
6.1安装步骤············································································································································10
6.2拆除步骤············································································································································11
七 编程·················································································································································11
7.1 D/A编程·········································································································································11
7.2数字量输入/输出编程·······················································································································12
八 应用注意事项·································································································································12
九 校准·················································································································································13
十 I/O地址分配···································································································································14
附录1 HY—6080测试软件使用说明·································································································15
附录2 HY—6080驱动函数使用说明·································································································19华远自动化系统有限公司 3
HY 6080八通道隔离型D/A板
一 概述
HY 6080板是IBM PC XT/AT总线兼容的光电隔离型D/A模板 该板可以直接插入IBM PC XT/AT
总线兼容计算机内的任一总线扩展槽中 构成隔离型模拟电压/电流输出及非隔离型数字量输入/输出系统
HY 6080采用高速光电隔离芯片 既保证了D/A输出的速度 同时有效的阻断了现场与计算机系统的电
连接 大大提高了系统的抗干扰能力和自保护能力 尤其适用于恶劣环境的工业现场 同时也适用于实验室和
其他领域
HY 6080板为用户提供了8通道D/A输出 通过跳线选择可输出的模拟电压范围为 5V 10V
0~5V 0~10V 1~5V 输出模拟电流范围为0~10mA 4~20mA 该板D/A转换分辨率为8Bit 电压输出精度优
于1/2LSB
HY 6080还为用户提供了8Bit数字量输入/输出通道 与外界联系通过四十线插座完成 信号接口电平为
TTL电平
二 性能及技术指标
2.1性能
.D/A转换分辨率8Bit
.8通道隔离模拟电压/电流输出
.8通道非隔离数字量输出
.8通道非隔离数字量输入
.上电D/A清零 D/O清零
2.2应用
.各种强干扰现场
.模拟信号发生器
.过程控制
.伺服控制
.系统仿真
2.3技术指标
模拟量部分
.模拟电压/电流输出通道数 8路
.D/A分辨率 8Bit
.输出建立时间 25 s
.输出模拟电压范围 5V 10V 0~5V 0~10V 1~5V
.输出模拟电流范围 4~20mA 0~10mA(需外接电源 +15V)
.模拟输出精度 1/2LSB
.模拟电流输出负载 0~10mA时 最大负载500
4~20mA时 最大负载200
.外接电源范围 +15V ~ +30V
数字量输入 输出部分
.数字量输入通道数 8路
.数字量输出通道数 8路
.输入/输出电平 TTL电平兼容
.输入电平 低电平 0.8V 高电平 2.0V4 HY 6080隔离型D/A板
.输出电平 低电平 0.4V 高电平 2.4V
.输出高电平时电流 IOH 400 A
.输出低电平时电流 IOL 8mA
2.4物理尺寸及环境要求
.外形尺寸 16.5cm 12cm 2cm
.工作温度范围 0 +60
.贮藏温度范围 25 +85
.相对湿度 90%(不结露)
.电源功耗 +5V 1.0A 不包含用户使用+5V电源的功耗华远自动化系统有限公司 5
三 工作原理
3.1原理框图
DO0 锁 D/A 电压输出 模 CH0
CH1
DO1 转换器 及V/I转换
存 拟 CH2
CH3
器 输 CH4
DO7 隔 离 CH5
出 CH6

当然可以。HY-6080八通道隔离型D/A（Digital-to-Analog）转换板是一种专门用于将数字信号转化为模拟信号的电子设备。该型号的D/A转换器具有以下特性： 1. **八通道设计**：支持同时处理八个独立的数字输入信号，每个通道都能够独立地将自身的数字数据（通常以特定的分辨率，如8、12或16位）转化为相应的模拟电压或电流输出。 2. **隔离性**：说明书中强调了该板卡采用隔离技术，这意味着各个通道之间的信号相互独立且彼此之间不会产生干扰，这对于在工业控制、测量系统或其他存在电磁兼容要求的应用中尤为关键，能够确保系统的安全性和准确性。 3. **功能介绍**：内容可能包括各通道的采样率范围、最大输出电压/电流规格、线性度和精度指标、以及接口类型（如GPIO、SPI、CAN等）、电源需求、工作温度范围等相关参数。 4. **操作与使用指南**：详述如何配置和初始化各个通道，提供接口信号连接示例，以及日常维护和故障排查的相关步骤和注意事项。 5. **安装及注意事项**：针对硬件安装环境的要求、接地规则、静电防护措施等内容进行阐述，以确保用户正确安装并安全使用该D/A转换板。 总之，HY-6080八通道隔离型D/A板说明书会详细介绍这款产品的技术规格、功能特性和实际应用中的操作方法，为用户提供全面的产品使用参考信息。