特点：
 →4路数字量输入；
 →4路数字量输出；
 →I/O与系统完全隔离；
 →采用Modbus RTU通讯协议；
 →RS485通讯接口提供光电隔离及每线600W浪涌保护；
 →电源具有良好的过流过压、防反接保护功能；
 →丰富的指示灯，全面查看状态，及时排查故障；
 →安装方便。
 
 
技术参数
数字量输入接口                                                                                                                                              DI                 4路干接点输入                                                                                                                            DI保护             过压小于240V ，过流小于80mA

数字量输出接口                                                                                                                                              DO                 4路C型继电器
DO容量             2A/30VDC   1A/125VAC
DO有保护           防雷600W, 过压小于60V,过流小于500mA

串口通信参数                                                                                                                                                接口类型           RS485                                                                                                                          
波特率             9600
数据位             8
奇偶校验           None
停止位             1
流量控制           None
通讯协议           Modbus Rtu
串口保护           串口ESD保护 1.5KV
串口防雷           600W
串口过流，过压     小于240V，小于80mA

电源参数                                                                                                                                                      电源规格           9-24VDC  (推荐12VDC)
电流               200mA@12VDC
功耗               小于2W
浪涌保护           1.5kW
电源过压，过流     60V，500mA

工作环境                                                                                                                                                    工作温度、湿度     -25~85℃，5~95%RH，不凝露
储存温度、湿度     -60~125℃，5~95%RH，不凝露

其他                                                                                                                                                        尺寸               72.1*121.5*33.6mm
保修               5年质保保修，5年质保