IC697VAL318隔离模拟量输出模块 PDF资料
1.产 品 资 料 介 绍:
IC697VAL318 隔离模拟量输出模块说明
IC697VAL318 是 GE Fanuc 90‑70 系列 PLC 系统中的 隔离式模拟量输出模块,用于将 PLC 内部控制数据转换成标准工业模拟信号输出到现场执行设备,并且在信号与背板之间提供隔离保护,以增强抗干扰能力和系统稳定性。
一、模块定位
类型:隔离式模拟输出模块
系列:90‑70 PLC
作用:将 PLC 控制量转换为标准模拟输出(电流或电压)
安装方式:插入 PLC 机架 I/O 插槽,通过背板与 CPU 通信
二、主要功能
输出模拟控制信号
输出标准工业模拟信号给现场设备(如阀门执行器、变频器等)
可输出电压或电流信号
隔离设计
输出回路与 PLC 背板电源/信号隔离
增强噪声干扰抑制和系统稳定性
提高系统安全性
与 PLC 程序协同工作
CPU 程序中写入数值
模块将数值转换成对应的模拟输出来控制现场设备
三、典型输出规格
(注:具体参数可能根据版本和配置略有差异,下面是常见输出类型范围)
输出通道数量:多个独立模拟输出通道
输出类型:
电流输出(例如 4–20 mA)
电压输出(例如 0–10 V 或 ±10 V)
分辨率:通常 12 位或更高的 D/A 分辨率
输出负载能力:与模块设计规格匹配
隔离等级:各输出通道与背板电源之间具备电气隔离
IC697VAL318隔离模拟量输出模块 英文介绍
IC697VAL318 Isolation Analog Output Module Description
IC697VAL318 is an isolated analog output module in the GE Fanuc 90-70 series PLC system. It is used to convert internal control data of the PLC into standard industrial analog signals and output them to on-site execution devices. It also provides isolation protection between the signal and the backplane to enhance anti-interference ability and system stability.
1、 Module positioning
Type: Isolated Analog Output Module
Series: 90-70 PLC
Function: Convert PLC control signals into standard analog outputs (current or voltage)
Installation method: Insert into the PLC rack I/O slot and communicate with the CPU through the backplane
2、 Main functions
Output analog control signal
Output standard industrial analog signals to on-site equipment (such as valve actuators, frequency converters, etc.)
Can output voltage or current signals
Isolation design
Output circuit and PLC backplane power/signal isolation
Enhance noise interference suppression and system stability
Improve system security
Collaborate with PLC programs
Writing numerical values into CPU programs
The module converts numerical values into corresponding analog outputs to control on-site equipment
3、 Typical output specifications
(Note: Specific parameters may vary slightly depending on the version and configuration. The following is a range of common output types.)
Number of output channels: Multiple independent analog output channels
Output type:
Current output (e.g. 4-20 mA)
Voltage output (e.g. 0-10 V or ± 10 V)
Resolution: Typically 12 bit or higher D/A resolution
Output load capacity: Match with module design specifications
Isolation level: There is electrical isolation between each output channel and the backplane power supply



