Model Number:6ES7321-1BL00-0AA0 & 6ES321-1BL00-0AA0
Module Type:Input/Output
Connector Type:Optically Isolated
Input Voltage:24V DC
Output Current:4A
Input Channels:32DI
Output Channels:无
Operating Temperature:-25°C to +70°C
Conformity:EN50155 T1 Cat 1 CL A/B
Conformal Coating:Yes
The Siemens S7-300 SM321 Input Output Module is designed for seamless integration into complex industrial automation systems. With its robust construction and wide operating temperature range, it ensures reliability under various environmental conditions.
Featuring a total of 32 digital inputs (DI), this module offers precise signal detection capabilities essential for controlling industrial machinery and processes. Each input is optically isolated, providing protection against electrical noise and ensuring signal integrity.
Equipped with a PROFIBUS DP interface, the module facilitates efficient data exchange between PLCs and other devices in the network, enhancing system performance and responsiveness.
The 40-pin connector allows for flexible connection options, accommodating a variety of wiring configurations to suit different application requirements. This feature ensures easy installation and maintenance in diverse industrial settings.
Compliant with the EN50155 standard, the module meets stringent safety and quality requirements for rail applications, making it an ideal choice for railway control systems where reliability and safety are paramount.
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