CI840 ABBplc通讯模块，全新供应

ABB低压PLC产品型号：
AI830
AO820
AI801
AO801
AI845
AO810V2
AI810
AO810
AO845
AI890
AI835
CI801
CI840
CI853
CI830
CI851
CI854K01
CI840
CI854K01
CI851K01
CI830说明书
DI820
DI803
DO801
DI821
DI814
DI810
DO810
DI830
DI801
DP840
DO840
DO840
SD812V1
SD823
SD822
SS822
SDF02F
SA801F
SD821
TU844
TU810V1
TB820V2
TU830V1
TU847
TU811V1
TY801KO1
PM861A1
FI830F
EI813F
RLM01
IMSED01
IMASI23
INNIS11
IC SMD PT6937C