Specification
14
3.8 INPUTS
3.8.1 DIGITAL INPUTS
Number
6 configurable digital inputs
(10 when Analogue Inputs are configured as digital inputs)
Arrangement
Contact between terminal and ground
Low Level Threshold
3.2V minimum
High Level Threshold
8.1V maximum
Maximum Input Voltage
+60V DC with respect to plant supply negative
Minimum Input Voltage
-24V DC with respect to plant supply negative
Contact Wetting Current
6mA typical
Open Circuit Voltage
15V typical
3.8.2 ANALOGUE INPUTS
3.8.2.1 OIL PRESSURE
Measurement Type
Resistance measurement by measuring voltage across sensor with a
fixed current applied
Arrangement
Differential resistance measurement input
Measurement Current
11mA ±10%
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
0 bar - 17.2 bar (0PSI - 250PSI) subject to limits of the sensor
3.8.2.2 COOLANT TEMPERATURE
Measurement Type
Resistance measurement by measuring voltage across sensor with a
fixed current applied
Arrangement
Differential resistance measurement input
Measurement Current
11mA ±10%
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 - 250
°
C (32°F - 482°F) subject to limits of the sensor
Summary of Contents for DSE7110 MKII
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Page 35: ...Installation 35 4 2 2 DSE7120 MKII TYPICAL WIRING DIAGRAM 3 PHASE 4 WIRE ...
Page 36: ...Installation 36 4 3 ALTERNATE TOPOLOGY WIRING DIAGRAMS 4 3 1 GENERATOR ...
Page 37: ...Installation 37 4 3 2 MAINS DSE7120 MKII ONLY ...