Digital I/O Expansion Module
16-channel digital input/output expansion module with opto-isolation for industrial controllers. HTS 8543.70.98 classification for electrical signal conditioning and interface functions between controllers and field devices. 24VDC operation standard.
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More Specific Codes
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If mounted with programmable logic controller CPU
Complete PLC control boards under 8537.
If for automatic data processing unit input/output
ADP I/O units specifically classified under 8471.
If simple apparatus for making connections
Connection apparatus without processing under 8536.
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Import Tips & Compliance
• Specify channel count, isolation levels, and response times (<1ms)
• IEC 61131 compliance for PLC compatibility documentation
• Bulk vs individually packaged affects 'parts thereof' treatment
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