Chiyu Technology Co., Ltd.

Relay Box

• Combined with BF -660C /BF-880/NBDE reader to control single door
• Split system, more security for door access control
• Compact size and easy to make installation
• One relay output and two inputs for door sensor and Exit button
• RS-485 communication
• Watch dog inside
• Power : DC-9-30V
• Connection
• VIN : Power +
• GND : Power -
• Door sensor connector : S1, S2
• Exit button connector : B1, B2
• RS-485 connector : 485+, 485-
• Relay output : COM :（ relay capacity : 1A /125VAC, 1A /30VDC ）, NO, NC

• CE
• FCC

Main Products:
Fingerprint Reader, Fingerprint Controller, Proximity Reader, Lan Control, Device Serial Server Manufacturer, Web-Based Access Control & Time Attendance Solution, Industrial Serial Server

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