4channel input PLC Analog expansion module EM231-AI4 compatible with s7-200 replace 6ES7231-0HC22-0XA0 new
![4channel input PLC Analog expansion module EM231-AI4 compatible with s7-200 replace 6ES7231-0HC22-0XA0 new](http://ae01.alicdn.com/kf/HTB1G2f4bUgQMeJjy0Fgq6A5dXXaz/4channel-input-PLC-Analog-expansion-module-EM231-AI4-compatible-with-s7-200-replace-6ES7231-0HC22-0XA0.jpg)
sku: 32523139289
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$133.00
Shipping from: China
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