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User Manuals, Instructions and Guides for CHIYU products.

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Chiyu CSS-M-R21 Standalone RFID Reader User Manual

April 25, 2026
Chiyu CSS-M-R21 Standalone RFID Reader Specification Voltage range: DC 9~24V Power consumption: DC 12V (350mA) Wiegand range: Max 100M Relay: DC 30V~2A/ Type C LED: 3 colors Recommend: Shielded cable,…

BFMini Series User Manual

user manual
This manual provides detailed instructions and specifications for the Chiyu BFMini Series access control system. It covers hardware introduction, product overview, web login, web function descriptions, terminal settings, access control…