華遠(yuǎn)自動化系統(tǒng)有限公司 1
目 錄
HY—6080八通道隔離型D/A板··············································································································3
一 概述···················································································································································3
二 性能及技術(shù)指標(biāo)·······························································································································3
2.1性能······················································································································································3
2.2應(yīng)用······················································································································································3
2.3技術(shù)指標(biāo)··············································································································································3
2.4物理尺寸及環(huán)境要求··························································································································4
三 工作原理···········································································································································5
3.1原理框圖··············································································································································5
3.2原理概述··············································································································································5
四 主要元件位置圖 信號輸入/輸出插座 選擇跳線及開關(guān)定義····················································5
4.1主要元件位置圖··································································································································5
4.2信號輸入/輸出插座定義·····················································································································6
4.3開關(guān)及跳線選擇··································································································································7
4.3.1板基地址選擇開關(guān)DIP····················································································································7
4.3.2模擬輸出范圍選擇···························································································································7
4.3.3主機(jī)+5V電源引出選擇····················································································································8
4.4模擬輸出負(fù)載連接方式······················································································································8
4.4.1模擬電壓輸出時(shí)負(fù)載連接方式········································································································8
4.4.2模擬電流輸出時(shí)負(fù)載連接方式········································································································8
4.4.3同時(shí)輸出電壓 電流連接方式········································································································9
五 寄存器描述及板內(nèi)地址分配············································································································9
5.1 D/A輸出通道寄存器·······················································································································92 HY 6080隔離型D/A板
5.2 D/A轉(zhuǎn)換值寄存器···························································································································9
5.3數(shù)字量輸出寄存器····························································································································10
5.4數(shù)字量輸入緩沖器····························································································································10
5.5板內(nèi)地址分配····································································································································10
六 安裝 拆除方法·····························································································································10
6.1安裝步驟············································································································································10
6.2拆除步驟············································································································································11
七 編程·················································································································································11
7.1 D/A編程·········································································································································11
7.2數(shù)字量輸入/輸出編程·······················································································································12
八 應(yīng)用注意事項(xiàng)·································································································································12
九 校準(zhǔn)·················································································································································13
十 I/O地址分配···································································································································14
附錄1 HY—6080測試軟件使用說明·································································································15
附錄2 HY—6080驅(qū)動函數(shù)使用說明·································································································19華遠(yuǎn)自動化系統(tǒng)有限公司 3
HY 6080八通道隔離型D/A板
一 概述
HY 6080板是IBM PC XT/AT總線兼容的光電隔離型D/A模板 該板可以直接插入IBM PC XT/AT
總線兼容計(jì)算機(jī)內(nèi)的任一總線擴(kuò)展槽中 構(gòu)成隔離型模擬電壓/電流輸出及非隔離型數(shù)字量輸入/輸出系統(tǒng)
HY 6080采用高速光電隔離芯片 既保證了D/A輸出的速度 同時(shí)有效的阻斷了現(xiàn)場與計(jì)算機(jī)系統(tǒng)的電
連接 大大提高了系統(tǒng)的抗干擾能力和自保護(hù)能力 尤其適用于惡劣環(huán)境的工業(yè)現(xiàn)場 同時(shí)也適用于實(shí)驗(yàn)室和
其他領(lǐng)域
HY 6080板為用戶提供了8通道D/A輸出 通過跳線選擇可輸出的模擬電壓范圍為 5V 10V
0~5V 0~10V 1~5V 輸出模擬電流范圍為0~10mA 4~20mA 該板D/A轉(zhuǎn)換分辨率為8Bit 電壓輸出精度優(yōu)
于1/2LSB
HY 6080還為用戶提供了8Bit數(shù)字量輸入/輸出通道 與外界聯(lián)系通過四十線插座完成 信號接口電平為
TTL電平
二 性能及技術(shù)指標(biāo)
2.1性能
.D/A轉(zhuǎn)換分辨率8Bit
.8通道隔離模擬電壓/電流輸出
.8通道非隔離數(shù)字量輸出
.8通道非隔離數(shù)字量輸入
.上電D/A清零 D/O清零
2.2應(yīng)用
.各種強(qiáng)干擾現(xiàn)場
.模擬信號發(fā)生器
.過程控制
.伺服控制
.系統(tǒng)仿真
2.3技術(shù)指標(biāo)
模擬量部分
.模擬電壓/電流輸出通道數(shù) 8路
.D/A分辨率 8Bit
.輸出建立時(shí)間 25 s
.輸出模擬電壓范圍 5V 10V 0~5V 0~10V 1~5V
.輸出模擬電流范圍 4~20mA 0~10mA(需外接電源 +15V)
.模擬輸出精度 1/2LSB
.模擬電流輸出負(fù)載 0~10mA時(shí) 最大負(fù)載500
4~20mA時(shí) 最大負(fù)載200
.外接電源范圍 +15V ~ +30V
數(shù)字量輸入 輸出部分
.數(shù)字量輸入通道數(shù) 8路
.數(shù)字量輸出通道數(shù) 8路
.輸入/輸出電平 TTL電平兼容
.輸入電平 低電平 0.8V 高電平 2.0V4 HY 6080隔離型D/A板
.輸出電平 低電平 0.4V 高電平 2.4V
.輸出高電平時(shí)電流 IOH 400 A
.輸出低電平時(shí)電流 IOL 8mA
2.4物理尺寸及環(huán)境要求
.外形尺寸 16.5cm 12cm 2cm
.工作溫度范圍 0 +60
.貯藏溫度范圍 25 +85
.相對濕度 90%(不結(jié)露)
.電源功耗 +5V 1.0A 不包含用戶使用+5V電源的功耗華遠(yuǎn)自動化系統(tǒng)有限公司 5
三 工作原理
3.1原理框圖
DO0 鎖 D/A 電壓輸出 模 CH0
CH1
DO1 轉(zhuǎn)換器 及V/I轉(zhuǎn)換
存 擬 CH2
CH3
器 輸 CH4
DO7 隔 離 CH5
出 CH6

當(dāng)然可以。HY-6080八通道隔離型D/A（Digital-to-Analog）轉(zhuǎn)換板是一種專門用于將數(shù)字信號轉(zhuǎn)化為模擬信號的電子設(shè)備。該型號的D/A轉(zhuǎn)換器具有以下特性： 1. **八通道設(shè)計(jì)**：支持同時(shí)處理八個(gè)獨(dú)立的數(shù)字輸入信號，每個(gè)通道都能夠獨(dú)立地將自身的數(shù)字?jǐn)?shù)據(jù)（通常以特定的分辨率，如8、12或16位）轉(zhuǎn)化為相應(yīng)的模擬電壓或電流輸出。 2. **隔離性**：說明書中強(qiáng)調(diào)了該板卡采用隔離技術(shù)，這意味著各個(gè)通道之間的信號相互獨(dú)立且彼此之間不會產(chǎn)生干擾，這對于在工業(yè)控制、測量系統(tǒng)或其他存在電磁兼容要求的應(yīng)用中尤為關(guān)鍵，能夠確保系統(tǒng)的安全性和準(zhǔn)確性。 3. **功能介紹**：內(nèi)容可能包括各通道的采樣率范圍、最大輸出電壓/電流規(guī)格、線性度和精度指標(biāo)、以及接口類型（如GPIO、SPI、CAN等）、電源需求、工作溫度范圍等相關(guān)參數(shù)。 4. **操作與使用指南**：詳述如何配置和初始化各個(gè)通道，提供接口信號連接示例，以及日常維護(hù)和故障排查的相關(guān)步驟和注意事項(xiàng)。 5. **安裝及注意事項(xiàng)**：針對硬件安裝環(huán)境的要求、接地規(guī)則、靜電防護(hù)措施等內(nèi)容進(jìn)行闡述，以確保用戶正確安裝并安全使用該D/A轉(zhuǎn)換板。 總之，HY-6080八通道隔離型D/A板說明書會詳細(xì)介紹這款產(chǎn)品的技術(shù)規(guī)格、功能特性和實(shí)際應(yīng)用中的操作方法，為用戶提供全面的產(chǎn)品使用參考信息。