Безопасность Клавиатура

YK-268 access control Security Keypad 1)Dimensions: 117Lx117Dx21W(mm) 2)Operating Voltage: 12VDC+10% 3)Current Drain: 10-60mA 4)Relay Output Contacts: NO and NC Dry Contact,Max Ratin of Contact Current 3A/24VDC 5)Capacity of Recording: 250Codes or 1 Common Code 6)Operating Temperature: -20-60 7)Operating Humidity: 10%-90% 8)Weight: 0.17kg Standard Packing: 64pcs/box. Simple Programming,Easy Operation Adopt function steady card reader of blocks Keypad Locks for 30 Seconds After 10 False Entries Can be Connected with Door-open Button and Doorbell Non-volatile Memory in Power Failure Tamper Switch can be Connected to Security Alarm System In the non-human factors of product quality issues, the Company magnetometer lock products are provided by three years of quality assurance services, and electric power plug lock locking warranty to two years; out switch, power supply and support me for a warranty , Under other conditions caused by damage to the product maintenance costs of materials and other costs of its own.