Technical Data
14.8 Technical data – TN921…
Technical data TN920-Q120… TN920-Q175…
Mounting condition Non-flush Non-flush
Ambient temperature -25…+50 °C -25…+50 °C
Operating voltage 12…24 VDC 12…24 VDC
Data transmission Electromagnetic AC field Electromagnetic AC field
Operating frequency 920…925 MHz 920…925 MHz
Wireless communication and
protocol standards
ISO 18000-6C
EPCglobal Gen 2
ISO 18000-6C
EPCglobal Gen 2
Channel distance 500 kHz 500 kHz
Output power 0.5 W (ERP), adjustable 1 W (ERP), controllable, the max.
output power of the devices is
currently limited to 0.5W ERP
due to licensing.
Antenna polarization Clockwise Clockwise
Antenna half power beam width 110° 90°
Read/write distance max. 1500 mm 4000 mm
Output function 4-wire, read/write 4-wire, read/write
Design Rectangular Rectangular
Dimensions 130 × 120 × 60 mm 200 × 175 × 60 mm
Housing material Aluminum, AL, silver Aluminum, AL, silver
Material of active face Plastic, ABS, black Plastic, ABS, black
Electrical connection Male connector, M12 x 1 Male connector, M12 x 1
Vibration resistance 55 Hz (1 mm) 55 Hz (1 mm)
Shock resistance 30 g (11 ms) 30 g (11 ms)
Degree of protection IP67 IP67
MTTF 51 years to SN 29500 (Ed. 99)
40 °C
51 years to SN 29500 (Ed. 99)
40 °C