Winco DSE7300 Series - Manual (Page 11)

DSE Model 7000 Series Control & Instrumentation System Operators Manual
Part No. 057-074 7000 Series OPERATING MANUAL ISSUE 5 15/10/2009 ADM 11
Fuel Level
Measurement type
Resistance measurement by measuring voltage across sensor with a fixed current
applied
Arrangement Differential resistance measurement input
Measurement current 10mA
Full scale 480
Ω
Over range / fail 540
Ω
Resolution 1%
Accuracy +/-2% of full scale resistance (±9.6
Ω
) excluding transducer error
Max common mode voltage ±2V
Display range 0-250%
Flexible Sensor
NOTE : Flexible sensor is not available on DSE7200 series controllers
Measurement type
Resistance measurement by measuring voltage across sensor with a fixed current
applied
Arrangement Differential resistance measurement input
Measurement current 10mA
Full scale 480
Ω
Over range / fail 540
Ω
Resolution 1%
Accuracy +/-2% of full scale resistance (±9.6
Ω
) excluding transducer error
Max common mode voltage ±2V
Display range 0-250%
3.7.3 CHARGE FAIL INPUT
Minimum voltage
0V
Maximum voltage 35V (plant supply)
Resolution 0.2V
Accuracy ± 1% of max measured voltage (±0.35V)
Excitation Active circuit constant power output
Output Power 2.5W Nominal @12V and 24V
Current at 12V 210mA
Current at 24V 104mA