installation directiVe
40
MAY 2006
N40 ENT M25
N60 ENT M37-M40
16. SENSORS FOR DETECTION AND PANEL SIGNALING
Coolant temperature sensor
Resistor with negative temperature coefficient, providing the
signal for analog temperature indication.
Operating voltage
from 6V to 24 V
Calibration range
from 0 °C to 120 °C
Resistance value at 90 °C
51,2 ± 4,3
Ω
Poles
isolated
High coolant temperature sensor
Function served by the ECU EDC according to its coolant
temperature sensor.
Oil pressure sensor
Rheostat component providing the signal for the analog
indication of pressure.
Operating voltage
from 6V to 24 V
Calibration range
from 0 bar to 10 bar
Resistance value at 0 bar
10
Ω
+3/-5
Ω
Resistance value at 2 bar
52 ± 4
Ω
Resistance value at 4 bar
88 ± 4
Ω
Resistance value at 6 bar
124 ± 5
Ω
Maximum value of resistance
184
Ω
Operating temperature
from -25 °C to 100 °C
Poles
isolated
Low oil pressure sensor
Function served by the ECU EDC according to its oil pres-
sure sensor.
Air filter clogging sensor
Vacuum switch, providing the signal for the clogged air filter
alarm indicator.
Operating voltage
from 12V to 24 V
Condition at ambient pressure
normally open
Closing vacuum
≥
52 mbar
Operating temperature
from -20 °C to +80 °C
Poles
isolated
Exhaust gas temperature sensor
NiCr-Ni thermocouple sensor with insulated poles, pro-
viding the signal for the analog indication of exhaust gas
temperature.
temperature
Voltage
°c
mV
100
4,10
200
8,13
300
12,21
400
16,40
500
20,65
600
24,91
700
29,14
800
33,30
900
37,36
Figure
04_236_N
04_238_N
04_237_N
04_260_N
Figure
Figure 8
Figure 6
Содержание NEF N40-ENT-M25
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