VDO SENSORS - INSTRUMENTATION V3.0 Manual page 68

Lever-Type Senders – Without Warning Contact, Insulated Return
Without Warning Contact, Insulated Return
Technical Data
Rated voltage:
6 V to 24 V, Insulated Return
Resistor:
3 Ω (empty) to 180 Ω (full)
Current:
20 mA to 120 mA
Operating temperature:
-30° C to +70° C
Ventilation or bleeder values:
– Overpressure to 200 mbar corres ponds
to a flow rate quantity < 25 g/min
diesel fuel.
– Overpressure > 300 mbar corresponds
to a flow rate quantity > 25 g/min
diesel fuel.
– Vacuum 10–20 mbar corresponds to
a flow rate quantity > 1.75 l/h diesel
fuel.
Life:
1 million travel changes "full/empty" in
Super (98 Oktan) unleaded fuel.
Vibrational load:
20–50 Hz PSD = 0.03g
50–1000 Hz PSD = -6 dB/Oct.
– 8 h/axle line
(PSD = Power spectral density)
Material:
– Flange, sensor casing and float
(POM-C)
– Float (X12CrNi 177k)
– Pipe (PA11 or PA12)
68
Dimensions
Ventilation
by valves
Pre-flow for
external heating
Pre-flow
/Hz
2
Bayonet connector
DIN 72585
(A1-2.1 SN/K1)
Return flow for
external heating or
pressure compensation
to other tank
Return flow