VDO SENSORS - INSTRUMENTATION V3.0 Manual page 8

Introduction Sensors for Instrumentation
8
RPM and Speed Senders
For the measurement and display of
RPM and speed of engines and gears in
connection with an electrical display
unit. Some senders are earthed. Other
senders are not earthed, i.e. earth
is supplied by a separate connection.
Lever-Type Senders
For the measurement of the fuel level
in connection with an electrical display
unit. Some senders are earthed.
Other senders are not earthed, i.e. earth
is supplied by a separate connection.
The RPM and speed sender types in the
pro duct range include:
• Blocking-Oscillator Senders
• Frequency-Generator Senders
• Generator-Type Senders
• Hall-Effect Senders
• Inductive Senders
The lever-type sender types in the product
range include:
• Without Warning Contact, Insulated
Return
• Without Warning Contact, Insulated
Return (adjustable)
• Without Warning Contact, Insulated
Return (special)