PTE-50-CET
Sheet 13
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Power supply fuse holder: to reach these fuses, the cover must be lifted as indicated in the
drawing. There are two fuses: the lower one is the active fuse and
the one located above is the spare fuse. The fuses are standard
type, 5 x 20 mm, 6.3 A..
•
Power supply switch: it has 2 positions, ON/OFF. The unit is
disconnected when the red mark of the switch is visible.
3.1.2. FIXED 110 V c.a. VOLTAGE SUPPLY
This output is located in the lower central section to the right of the power supply switch. It consists of
2 black taps.
This output is always active when the unit is switched on. The taps have a distance of 19 mm which
is the standard two-pole plug size.
3.2.
TIMER SECTION: CHRONOMETER
The
Timer
is located on the left-hand side of the unit and clearly
marked from the rest of the unit. It contains all the necessary controls
for various timing functions, which are explained below.
Figure 6:
Timer Section
3.2.1. CONTROL KEYS AND KNOBS: Selecting the function mode
This section describes how to select the timer mode for the starting/stopping of the timer, the timer
reading, and how to reset it. The keyboard for the timer is as follows:
This key works in a sequential way, that is to say by pressing this key; the LEDs
will indicate the different selection combinations. There are different possibilities to
choose from, see 3.2.2.1.
ACTIVE
FUSE
