Specification
13
3.6 INPUTS
3.6.1
DIGITAL INPUTS
Number
11 configurable inputs
Arrangement
Contact between terminal and ground
Low level threshold
2.1V minimum
High level threshold
6.6V maximum
Maximum input voltage
+50V DC with respect to plant supply negative
Minimum input voltage
-24V DC with respect to plant supply negative
Contact wetting current
7mA typical
Open circuit voltage
12V typical
3.6.2
ANALOGUE INPUTS
3.6.2.1 OIL PRESSURE
Configurable if engine ECU link provides oil pressure measurement
Measurement type
Resistance measurement by measuring voltage across sensor
with a fixed current applied
Arrangement
Differential resistance measurement input
Measurement current
15mA
Full scale
240
Ω
Over range / fail
270
Ω
Resolution
0.1 Bar (1-2 PSI)
Accuracy
±2% of full scale resistance (±4.8
Ω
) excluding transducer error
Max common mode voltage
±2V
Display range
13.7 bar (0-200 PSI) subject to limits of the sensor
3.6.2.2 COOLANT TEMPERATURE
Configurable if engine ECU link provides coolant temp measurement
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
°
C (2°F)
Accuracy
+/-2% of full scale resistance (±9.6
Ω
) excluding transducer error
Max common
mode voltage
±2V
Display range
0
°
C -140
°
C (32°F - 284°F) subject to limits of the sensor
3.6.2.3 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
°
C (2°F)
Accuracy
+/-2% of full scale resistance (±9.6
Ω
) excluding transducer error
Max common
mode voltage
±2V
Display range
0-250%
Содержание DSE7410
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