Baumer BA_DDBF - Handbuch (Seite 21)

DDBF_BA_V2_0.doc 41/44 Baumer Electric AG
05.09.07/rut Frauenfeld, Switzerland
5.8 Channel activation (only DDBF 4-Sx)
ENTER
ESC
PROG
Channel Select
Channel Select
A: on B: off
C: off D: on
Channel Select
A: on B: off
C: off D: on
Channel Select
A: off B: off
C: off D: on
Channel Select
A: on B: on
C: off D: on
Channel Select
A: on B: off
C: off D: on
Channel Select
A: on B: off
C: on D: on
Channel Select
A: on B: off
C: off D: on
Channel Select
A: on B: off
C: off D: off
Para 8
“Enter” To switch from PARA8 into channel activation
“Esc” Back to PARA8 without saving the setting
“Prog.” Back to PARA8 saving the selected setting
To switch from “on” (channel active) to “off” (channel inactive) and vice versa
Note
To calculate the sum or average value, only the active channels are taken into account
To select the channel [A B C D A …]
DDBF_BA_V2_0.doc 42/44 Baumer Electric AG
05.09.07/rut Frauenfeld, Switzerland
6 Technical data
DDBF-4SC DDBF-2SC DDBF-4SM
General
Bridge impedance / Strain gauge 350 Ω min. 350 Ω
Bridge excitation 5.1V +/-2%
Input signal range +/-1mV/V +/-0.5mV/V +/-0.125mV/V
Polarity (Display and analogue output) Switch able (Default: tension positive)
Measuring ratio 250 / sec (all channels)
Display
Display range
nom. 0 … +/-1000 µε
max. +/- 1200 µε
Resolution 1 µε
Display updating time 2 / sec
Display backlight time
Battery mode: approx. 20 sec
Power supply unit mode: permanent
Accuracy (characteristic curve deviation) < +/- 0.25%FSR¹ < +/- 0.4%FSR
Parameter setting ranges
Elastic modulus 0 … 499 kN/mm 2
Shaft diameter D 10 … 599mm
Hole diameter d 0 … 599mm
Analog output
Output signal
nom. +/- 1 V (corresponds to +/- 1000 µε )
max. +/- 1.2 V
Load resistance > 10kOhm
Output resolution < 1 mV
Update-Rate DAC 250 /sec (all channels)
Accuracy (characteristic curve deviation) < +/- 0.25%FSR < +/- 0.4%FSR
Reset
Reset settle time > 50 ms (after releasing the RESET – button)
Tare range of input signal +/- 6 mV/V
Reset / operate offset < +/- 0.1%FSR < +/- 0.2%FSR
Power supply
Battery type Li-Ion
Battery capacity min. 700 mAh
Battery charge current < 410 mA
External power supply 15 … 33VDC (min. 750mA)
Mechanical data
Sensor connector 4 pol. Binder Series 712
Connector power adapter Mini Power connector (5.5 mm / 2.1 mm)
USB Interface USB 2.0 Type B