1290 Strain Gage Input Indicator 7
Power consumption 100 mA @ 110 VAC maximum
Protection Internal thermistor
Normal mode 60 dB @ 50/60 Hz
Weight 600g
Operating temperature 0 to 50°C
Storage temperature -20 to +70°C
Humidity 85% relative humidity, non-condensing
2.2 STRAIN GAUGE INPUT
Input 350 ohm bridge
Bridge excitation 10 V +7%
Bridge sensitivity 2 to 4 mV/V
Input signal -25% + 125% of full scale (approx -10 + 50 mV)
Calibration With or without shunt resistor
Shunt value From 40.0% to 100.0%
Zero balance ± 25% of fsv
Tare ± 25% of fsv
Readout Keyboard programmable from 10 to 99900
Input resolution Adjustable by 1 up to 2010
Adjustable by 10 from 2010 to 20100
Adjustable by 100 from 20100 to 99900
Decimal point may be set in any position
Open input detection On any one of the 4 transducer leads, selectable up or down scale
fault mode.
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