Kikusui TOS5050, Руководство по эксплуатации

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Chapter 4 DESCRIPTION OF FRONT AND REAR PANEL ITEMS
4-17
Therefore, the following conditions of test can be protected against inadvertent or unau-
thorized alterations.
(a) Upper cutoff current
(b) Lower cutoff current
(c)
ON/OFF of lower pass/fail judgement function
(d) Test time
(e)
ON/OFF of timer function
The
ON/OFF
key
15
is enabled regardless of the statuses of the Tester.
For the AC/DC models (TOS5101 and TOS5051), the keylock function applies in common
to both AC and DC modes of tests.
4.1.6 Others
16 SHIFT
Key
1. If you press the POWER switch
1
while keeping the SHIFT key
16
pressed, the
conditions of test are initialized.
2. If you press the key
12
while keeping the
SHIFT
key
16
pressed, the upper or lower
cutoff current is incremented at a rate of ten times of that when you press the key
12
alone.
3. If you press the key
12
while keeping the SHIFT key
16
pressed, the upper or lower
cutoff current is decremented at a rate of ten times of that when you press the key
12
alone.
4. If you press the UP/LOW key 13 while keeping the SHIFT key 16 pressed, the lower
pass/fail judgement function is turned ON or OFF.
5. If you press the key 14 while keeping the SHIFT key 16 pressed, the test period is
incremented at a rate of ten times of that when you press the key
14
alone.
6. If you press the key
14
while keeping the SHIFT key
16
pressed, the test period is
decremented at a rate of ten times of that when you press the key
14
alone.
7. If you press the
ON/OFF
key
15
while keeping the SHIFT key
16
pressed, the keylock
function is turned ON or OFF.
17
BUZZER Control
The
BUZZER
control
17
is to adjust the loudness of the buzzer that annunciates the results of
pass/fail judgements. FAIL annunciations are louder than PASS annunciations. The factory
default setting of this control is for the maximum loudness.