normal style="MARGIN: 0cm 0cm 15pt; TEXT-INDENT: 21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly">XSDC多通道液晶数显仪与各类传感器、变送器配合，可实现对温度、压力、液位、成分等过程量的测量、变换、显示、记录、转储、通讯和控制。

normal style="MARGIN: 6pt 0cm 8pt 42pt; TEXT-INDENT: -21pt; mso-list: l1 level1 lfo2; tab-stops: list 42.0pt">¨        采用分辨率为128×64的图形点阵液晶，全中文界面，操作方便。

normal style="MARGIN: 6pt 0cm 8pt 42pt; TEXT-INDENT: -21pt; mso-list: l1 level1 lfo2; tab-stops: list 42.0pt">¨        显示内容丰富全面，包括测量值、工程量单位、报警信息、实时钟、实时曲线、历史曲线、记录状态。

normal style="MARGIN: 6pt 0cm 8pt 42pt; TEXT-INDENT: -21pt; mso-list: l1 level1 lfo2; tab-stops: list 42.0pt">¨        最多4通道测量输入，适用于电压、电流、热电阻、热电偶、mV、电位器、远传压力表等类型的信号。

normal style="MARGIN: 6pt 0cm 8pt 42pt; TEXT-INDENT: -21pt; mso-list: l1 level1 lfo2; tab-stops: list 42.0pt">¨        4点报警输出，可选择10种报警方式，报警灵敏度独立设定。具备延时报警功能，可记忆最近6次报警的通道、时间、报警方式。

 技术规格

3.1输入

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        显示范围：-9999~9999，小数点位置可设定

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        显示分辨力：1/20000

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        输入信号类型：电压、电流、热电阻、热电偶、mV、电位器、远传压力表7种，其中
电 压：1~5V DC，0~5V DC 可通过设定选择
电 流：4~20mA，0~10mA，0~20mA可通过设定选择
热电阻：Pt100，Cu100，Cu50，BA1，BA2，G53可通过设定选择
热电偶：K，S，R，B，N，E，J，T可通过设定选择
其它输入信号或分度号需在订货时注明

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        基本误差：小于±0.2%F.S

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        测量分辨力：1/60000，16位A/D转换器

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        测量控制周期：每通道0.2秒

3.2记录

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        记录容量：4MBit

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        记录间隔：1秒~59分59秒任意设定，可选择循环和非循环记录

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        记录时间：记录时间的长短和记录间隔、输入通道数有关，计算公式如下：

normal style="MARGIN: 3pt 0cm 6pt 21pt; TEXT-INDENT: 21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly">记录天数=（记录容量×记录间隔）/（24×3600×通道数×16）

normal style="MARGIN: 3pt 0cm 6pt 21pt; TEXT-INDENT: 21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly">由此可以算出记录最短时间为18小时，最长时间为19年

3.3报警

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        10种报警方式，通过设定选择。具备延时报警功能

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        继电器输出：触点容量220V AC，3A

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        OC门输出（订货时注明）：电压小于30V，电流小于50mA

3.4变送

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        光电隔离

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        4~20mA，0~10mA，0~20mA直流电流输出，通过设定选择。负载能力大于600Ω

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        1~5V，0~5V，0~10V直流电压输出，需订货时注明

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        输出分辨力：1/4000，误差小于±0.2% F.S（订货时注明）

3.5通信接口

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        光电隔离

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        RS232、RS485标准，在订货时注明

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        仪表地址0~99可设定

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        通信速率2400、4800、9600、19200通过设定选择，低于2400的速率需在订货时注明

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        仪表收到计算机命令到发出相应数据的回答延迟：
以“#”为定界符的命令，回答延迟小于500μs；其它命令的回答延迟小于100ms

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        配套测试软件，提供组态软件和应用软件技术支持

normal style="MARGIN: 0cm 0cm 0pt"> 3.6外供

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        普通电源：用于给变送器供电，输出值与标称值的误差小于±5%，
         负载能力大于50mA

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        精密电源：用于给压力、荷重等传感器供电，输出值与标称值的
         误差小于0.2%，负载能力大于40mA

3.7电源

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        220V供电的仪表：85V~265V，功耗小于10VA

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        24V DC，12V DC，5V DC或其它规格，需在订货时注明

3.8 USB接口

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        兼容USB1.1协议的U盘。

3.9其他性能指标

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        工作环境：0℃~50℃，湿度低于90%R.H，宽温范围的仪表需在订货时注明

normal style="MARGIN: 3pt 0cm 6pt 42pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt">¨        电磁兼容：IEC61000-4-2（静电放电），III级；IEC61000-4-4（电快速瞬变脉冲群），IV级；IEC61000-4-5（浪涌），III级；IEC61000-4-8（工频磁场），V级；IEC61000-4-9（脉冲磁场），IV级；IEC61000-4-12（振荡波），III级。