Product Reference Guide
311
Appendix A
Technical Specifications
The following tables contain Physical and Performance Characteristics, User
Environment and Regulatory information, and Standard Cable Pinouts.
Item QD2131 QM21X1 QBT21X1
Physical Characteristics
Dimensions
Height 6.4”/163 mm
Length 3.6”/91 mm
Width 1.6”/41 mm
Weight (without
cable)
5.3 ounces (150 g )
Reader - 6.7 ounces (190 g)
Cradle - 7.8 ounces (221 g)
Color Black or White
Electrical Characteristics
Voltage & Current
Input Voltage: 4.5 - 14.0 VDC
Operating (typical): 140 mA
Operating (max): 380 mA
Idle/standby (typical): 50 mA
N/A
Battery Type N/A Li-Ion battery pack
Typical charge time
for full charge from
full discharge
N/A
6 hours with Host Power through the micro USB cable
connection
N/A
4 hours with Base and 12V external power supply
adapter
a
a.
Charge Times are much lower when battery is within daily typical operating condition.
N/A
Max 22 hours with Base and Host power
(in this case no supply adapter is needed)
a
Operating autonomy
(continuous reading)
N/A
30,000 reads
(typical)
Cradle consumption
and DC input supply
range
N/A
Volt 4.75-14 VDC; Power <8W
b
;
Max 500mA when in host/bus powered mode
b
.
b.
Typical input current measured under factory default configuration.
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