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4.
OPERATING PROCEDURE AND MODES
4-1
Description of Modes
(1)
Main power OFF
The system is at complete stop. If vibration or impact cannot be avoided
when moving the instrument, for example, set it in this condition.
When setting the calibration leak (housed), perform operation from this
mode. Also the DIP switch and SEN switch are set in this condition.
(2) Initial mode
* ULVAC HELIOT *
Initializing
↓
Several seconds later
Main power is turned ON.
The setting mode and startup mode can be set up from this mode.
* ULVAC HELIOT *
Push START
(3) Setting mode
↓
Press
Calibration
Enter to start
This mode sets each item from the controller.
This mode can be set up from the initial mode or test mode
.
(4) Startup mode
↓
Press START/STOP
Startup mode
Pumping
This mode warms up the pumping system and performs automatic
sensitivity calibration, making the instrument ready for test. With
completion of warming up, the test mode is automatically set up.
(5) Test
mode
Test mode L
Standby
This mode performs leak test of the test object.
(6) Stop mode
* ULVAC HELIOT *
Please wait
This mode performs shutdown operation of the instrument (cools down
the pumping system, turns OFF the electrical system).
(7) Error
mode
**** Caution 1 ****
Fore pump trip
This mode is set up if any trouble occurs in the instrument. Control
returns to the current state or the stop mode is set up depending on the
condition.
---- Notice 2 ----
F. flow invalid
Summary of Contents for HELIOT 301
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