1 Specifications
2-2
KW2D Series Smart RFID Reader User’s Manual
●
Electrical Specifications
●
Mechanical Specifications
Rated Input Voltage
24V DC
Voltage Fluctuation Range
20.4 to 28.8V DC (including ripple)
Current Draw
100mA maximum (24V DC)
Allowable Momentary
Power Interruption
1ms or longer (at rated power supply voltage)
Withstand Voltage
Between power and FE terminals
500V AC, 1 minute
Between LAN port and internal circuit
500V AC, 1 minute
Insulation Resistance
Between power and FE terminals
100 M
Ω
or higher (500V DC insulation
resistance tester)
Between LAN port and internal circuit
100 M
Ω
or higher (500V DC insulation
resistance tester)
Inrush Current
25 A maximum
Isolation
Between LAN port and internal circuit
Transformer isolation
Ground
D-type ground (Class 3 ground)
Functional Ground Wire
Refer to Chapter 3 "4 Power Supply and Power Supply Wiring" on page 3-9.
Power Supply Wire
Refer to Chapter 3 "4 Power Supply and Power Supply Wiring" on page 3-9.
Effect of Improper Power
Supply Connection
Reverse polarity
Normal operation
Improper voltage or frequency
Permanent damage may be caused
Improper lead connection
Permanent damage may be caused
Weight (approx.)
70 g
*1 This holder is for mounting the KEYFOB type tag (KW9Z-T1X**).
*2 For details on the illumination conditions, refer to Chapter 5 "1 KW2D Series Smart RFID Reader Statuses and Operations" on page 5-1.
*3 For details on the buzzer operation conditions, refer to Chapter 5 "1 KW2D Series Smart RFID Reader Statuses and Operations" on page 5-
1.
Power Supply Terminals
Terminal configuration
Push-in terminals
Wire pull force
AWG24: 10N maximum
AWG22: 15N maximum
AWG20: 20N maximum
AWG18: 30N maximum
AWG16: 40N maximum
Insertion/removal durability
25 times minimum
Recommended operation force of Pusher 20 N (40 N maximum)
Tag Holder
Insertion/removal durability
10,000 times minimum
Indicators
Three colors of LEDs (red: 2, green: 2, white: 4)
Buzzer
Single tone with fixed volume
Case Materials
Front cover, back cover
PBT
Front base, back base
PA66
Lens
PCT