Limited Stock
Siemens
SIMATIC S7-200 EM221 数字量输入模块 8点
6ES7221-1BF22-0XA0
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Category
PLC
Availability
Limited Stock
Status
Active
Recommended Replacement
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Product Description
西门子S7-200系列8点24V DC数字量输入模块，停产经典型号。
Technical Specifications
输入点数
8
输入电压
24V DC
输入类型
漏型
隔离
光耦隔离
指示
LED
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