28. SPECIFICATIONS
183
Bluetooth profile SPP, DUN
Power class Class 1
Usable range to 150 m
*21,*22
(While in communication with designated controllers)
Authentication Yes/No (selectable)
*20 : Bluetooth function may not be built in depending on telecommunications regulations of the
country or the area where the instrument is purchased. Contact your local dealer for the
details.
*21 : No obstacles, few vehicles or sources of radio emissions/interference in the near vicinity of
the instrument, no rain
*22 : Usage range could be shorter depending on specifications of Bluetooth device to
communicate.
Wireless LAN communication
Communication distance: About 100 m
(While in communication with designated controllers)
*23
Transmission output: 14.5dBm (11g), 15dBm (11b)
Transmission method: IEEE802.11g: Orthogonal Frequency Division Multiplexing (OFDM)
IEEE802.11b: Direct sequence spread spectrum (DS-SS)
Transmission specifications:IEEE802.11g/IEEE802.11b
Access method: Infrastructure mode, adhoc mode
Security: Adhoc mode: WEP(128/64bit)
Infrastructure mode: WEP(128/64bit), TKIP
Frequency range: 2,412 to 2,472MHz (1 to 11 ch)
*23 : Usage range could change depending on the communication conditions.
Power Supply
Power source Rechargeable Li-ion battery BDC70
Working duration at 20 °C
(Fine distance measurement (single) using Auto Pointing and Bluettooth communication,
repeated every 30 sec)
BDC70: about 4.5 hours
BT-73QA (external battery, optional accessory): about 16 hours
(Fine distance measurement (single) using Auto Pointing and Bluettooth and wireless LAN
communication, repeated every 30 sec)
BDC70: about 4.0 hours
BT-73QA (external battery, optional accessory): about 14 hours
(Fine distance measurement (single) using Auto Tracking and Bluettooth communication,
repeated every 30 sec)
BDC70: about 3.5 hours
BT-73QA (external battery, optional accessory): about 12 hours
(Fine distance measurement (single) using Auto Tracking and Bluettooth and wireless LAN
communication, repeated every 30 sec)
BDC70: about 3.0 hours
BT-73QA (external battery, optional accessory): about 10.5hours
Battery state indicator 4 levels
Auto power-off 5 levels (5/10/15/30 min/Not set) (selectable)
External power source 6.7 to 12V
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