Limited Stock
Siemens
SIMATIC S7-400 SM421 数字量输入模块 32点
6ES7421-1EL00-0AA0
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Category
PLC
Availability
Limited Stock
Status
Active
Recommended Replacement
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Every part verified for authenticity with our quality guarantee
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Product Description
S7-400系列32点数字量输入模块，AC 120V输入。
Technical Specifications
输入点数
32
输入电压
120V AC
频率
47-63Hz
分组
8组×4点
隔离
光耦隔离
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