User's Manual

Transmitter
38 DigiTrak
®
SE™ Operator’s Manual
Transmitter Temperature Warning Tones
The audible tones emitted by the SE receiver and remote display to indicate an increase in the transmitter
temperature are summarized in the table below.
Temperature Warning Tones
Below 61°F (16°C) No tones for temperature increases.
61–97°F (16–36°C) Double-beep sequence (beep-beep) for every 4°C increase in temperature.
104–111°F (40–44°C) Two double-beep sequences (beep-beep, beep-beep) for every 4°C
increase in temperature. NOTE: Action is required to cool the transmitter.
118–133°F (48–56°C) Three double-beep sequences (beep-beep, beep-beep, beep-beep) for
every 4°C increase in temperature. NOTE: Cooling is critical to avoid ir-
reversible damage.
Above 140°F (60°C) Three double-beep sequences every 5 seconds on the remote display, and
every 20 seconds on the receiver. NOTE: Warning signifies dangerous
drilling conditions; irreversible damage may have already been done.
Above 183°F (84°C) Transmitter shuts down.
220°F (104°C) Transmitter overheat indicator (temp dot) turns black (see below).
Transmitter Overheat Indicator (Temp Dot)
The transmitter has a temperature overheat indicator (temp dot) on the front end cap. The temp dot has
an outer yellow ring with a 1/8-inch (3-mm) white dot in the center. The white dot will change color if the
transmitter is exposed to excessive heat.
Front End Cap of Transmitter Showing Temp Dot, Index Slot, and Black Temp Dot
Temp Dot
I
ndex Slot at
6 o’clock Position
Black Temp
Dot Voids
Warranty