2 — USING THE 3301T
pg. 17
Curtis Model 3301T Digital Instrumentation – September 2021
Speed Mode
The speed mode area indicates the selected mode. When a user presses a speed mode button, TPDO1
transmits the selected mode. The following table describes the icons that indicate the speed modes
and the buttons that specify the modes:
Icon
Speed Mode
Button
S
Mode
Standard
S
H
Mode
High speed
H
E
Mode
Economy
E
Turtle
Signal Icons
The signal icons indicate vehicle actions and states, and are described in the following table:
Icon
Description
P
Parking
Seat
Seat belt
Safety pedal
Guardrail
Left hand
Right hand
Roadway mode
Oil filter
Chain
Lift lockout
Fault active
Note
: The fault icon blinks when a fault is detected or when the 3301T
is not receiving fault signals from other devices.