產品介紹：
用途：用于測量交流頻率，隔離變送輸出線性直流信號，輸送給遠程裝置，計算機，自動化控制系統等
產品特點：
測量：單相，三相系統
輸入范圍：50±5Hz，50±1Hz，50±0.5Hz，0~60Hz
精度：±0.1%RO
輸出：0~20mAdc，4~20mAdc，0~10Vdc，0~5Vdc等模擬量信號
工作電源：AC220V±10%或AC/DC24~265V
外型尺寸：112（L）×65（W）×70（H）mm
安裝方式：35mm標準導軌、底座螺釘安裝
常用型號：
LF-12-Y-A420-A2 LF-H2V1-A420-A2LF-12H2V38-A420-A2 LF-12Q4555
LFYV1A4D LFYYA2A2 LFH1V22A4A2 LFYYV1DLFH1V1A4D1LF107CEI-KLJ1-A
LFYYA4D LFH1V1YY LFH1V38A4A2LFYYA2DLFH3V38A4A2 LFH1V11A4A2
LFHBV38V1DLFYV11A4DLF-12-H2Y-V010-A2 LF-YV11-A420-A2LFHBV380V1D
LFH1V1A4A2LFYV1A4A2LFH4V1A4A2LFH1V22A4D2LFH1V1A4D2LFH1V1A4D      
LFH1V12A4DLFH1V12A4A2LF-H2V22-A420-A2（LTHZ-11A-L3/T1) 
LF-12-H2V1-A420-AS3-AD-1-55A4BS2-400F-121/100/45-55HS4(T)-DT-V2196Y 
S3-AD-1T-15A4BS3-AD-3-55A4CS3-VD-3-15A4CS2-500RAC110V/220V 
S4-DT-V6192S4-DT-00192DC0-220VS3-AD-1-55A4BTG60-41S4-DT-00192DC0-75MV 
S4-DT-00192DC0-600VS2-312-DP51S3-AD-1S3-VD-1S3-AD-1-55A4BS2-312-D001 
S2-312-DP51S2-312T-6JN1S3-AD-1S3-AD-3SD-AD-1T S3(T)-AD-1T-55
S3-AD-1 S3-AD-1-55A4BS3-AD-1-55A4BS3-AD-1-56A4BS3-AD-1-55A4B 
S3-AD-1-55A4OS3-VD-1-15A4BS3-AD-1-55A4C S3-WD-3-515A4ES3AD1-55A4A 
S3-VD-3-354BS3-WRD-3-545A4BNS3-AD-1T-55A4BS3-AD-1-55A4B 
S3-AD-1T-55A40AC0-5A/DC4-20MAS3-AD-1T-55A40DC220VS3-WD-3A-035A4BN 
S3-AD-1T-15A4BS3-AD-1-15A4B S4-RTAC110VS2-312-D001 S3-AD-1T-55A4B 
S3(T)-AD-1-55A4BN3-AD-1-55A4BS3(T)-AD-1T-55A4FN3-AD-1T-55A4F 
S3(T)-VD-1-55A4BN3-VD-1-55A4BS3(T)-AD-3-55A4BN3-AD-3-55A4B 
N3-AD-1S-55V2A4BS3(T)-AD-1S-55V2A4BN3-AND-3-5C5A2B 
S3(T)-AND-3-5C5A2BS3(T)-WD-3-545A4BNN3-WD-3-545A4BN 
N3-RD-3-545A4BNS3(T)-RD-3-545A4BNN3-WRD-3-545A4BN 
S3(T)-WRD-3-545A4BNS3(T)-WHD-1S3(T)-WHD-3S3(T)-WHD-3A 
N3-WHD-1 N3-WHD-3N3-WHD-3A S3(T)/N3-RHD-1S3(T)/N3-RHD-3 
S3(T)/N3-RHD-3AN3-RHR-1N3-RHR-3N3-RHR-3A