产品范围及型号：

1、直流与交流类（各种直流输入、直流输出可选、直流转换器、双组输出隔离、
反转转换器、直流平均器、减算器、加算器HIGH/LOW选择器、平方根转换器等）

型号:
AT740-IZI-AA-2 AT740-IZI-AB-2 AT740-IZI-AAA-2

AT740-VZV-11-2 AT740-VZV-12-2  
AT740-VZV-21-2 AT740-VZV-22-2 AT740-VZV-12-3 

AT740-VZV-21-3 AT740-VZV-22-3    
AT740-VZI-1A-2 AT740-VZI-2A-2 AT740-VZI-1B-2 

AT740-IZV-A1-2  AT740-IZV-A2-2   
AT740-IZV-A3-2 AT740-PMZ-11-2 AT740-PMZ-12-2

  AT740-PMZ-1A-2  AT740-PMZ-21-2   
AT740-PMZ-22-2 AT740-PMZ-2A-2

2、温度类（热电偶温度转换器、测温电阻温度转换器、PT100温度转换器、两线式RTD温度传讯器）

AT740-PTZ-21-2 AT740-PTZ-22-2

AT740-PTZ-23-2 AT740-PTZ-24-2

AT740-PTZ-25-2 AT740-PTZ-2A-2  
AT740-PTZ-2B-2 AT740-FCR-11-2

AT740-FCR-12-2 AT740-FCR-1S-2

AT740-FCR-21-2 AT740-FCR-22-2

3、频率类（各种脉冲输入可选，直流输出可选、频率转换器、频率比率转换器）

型号:AT740-FCI-2A-2 AT740-FCI-1B-2

AT740-FCI-2B-2 AT740-FCV-11-2

AT740-FCV-12-2 AT740-FCV-13-2  
AT740-FCV-11-3 AT740-FCV-12-3

AT740-FCV-21-2 AT740-FCV-22-2

AT740-FCF-11-2 AT740-FCF-12-2

AT740-FCF-11-2
AT740-FCF-22-2 AT740-FCF-11-3

AT740-FCF-12-3 AT740-FCF-11-3 

AT740-FCF-22-3  AT740-FCI-1A-2等

4、高低报警类（直流报警设定器、交流报警设定器、频率/流量报警设定器、热电偶报警设定器、测温电阻
温度报警设定器等）AT-740-SH.SHZ.SL.SLZ

5、电力转换器类（交流电压PT转换器、交流电流CT转换器、功率、功率因数转换器、电源滤波率转换器、有
效电力转换器、无效电力转换器等）

型号:

AT740-CEI-AA-2 AT740-CEI-AB-2

AT740-CEI-BE-2 AT740-CEI-AA-3

AT740-CEI-AB-3 AT740-CEI-BA-3
AT740-CEI-BB-3 AT740-CAI-AA-2

AT740-CAI-AB-2 AT740-CAI-AC-2

AT740-CAI-BA-2 AT740-CAI-BB-2
AT740-CAI-BC-2 AT740-CAI-AA-3

AT740-CAI-AB-3 AT740-PTZ-21-2

AT740-PTZ-22-2 AT740-PTZ-23-2  
AT740-PTZ-2A-2 AT740-PTZ-2B-2