70
P1891E/EN 09/07
91g_TechnDaten en.fm, 24.09.2007
Technical data
10
10.4.7
868 MHz data transmission
10.4.8
915 MHz data transmission
10.4.9
Torque transducer
Torque is measured by a reaction transducer with expandable measurement strips. The reaction
transducer is positioned between the motor and the gears in the handle housing.
Features
Data
Frequency
868 – 870 MHz
Channels
Band 1i (869.4 MHz – 869.65 MHz): 1
Band 1k (869.7 MHz – 870.0 MHz): 2
Modulation
GFSK
Output power
Band 1i (869.4 MHz – 869.65 MHz):
1, 5, 10, 25 mW
Band 1k (869.7 MHz – 870.0 MHz):
1, 5 mW
Sensitivity (BER < 10-3)
-100 dBm
Wireless transmission rate
38.4 kbps
Range
Band 1i (869.4 MHz – 869.65 MHz):
up to 30 m (98.4”)
Band 1k (869.7 MHz – 870.0 MHz):
up to 10 m (32.8”)
Features
Data
Frequency
902 – 928 MHz
Channels
8
Modulation
GFSK
Output power
1 – 25 mW
3 – 14 dBm
Sensitivity (BER < 10-3)
-98 dBm
Wireless transmission rate
38.4 kbps
Range
up to 30 m (98.4”)
Features
Data
Nominal calibration
see 10.3 Performance Data, page 66
Sensitivity
2mV/V
Bridge ohms
1000 Ohm
Precision class
0.5% of final value
Linearity error
+0.25% of final value
Measurement range
-125% to +125% of final value