STP-iXA2205 Series Turbomolecular Pump
Nov. 10
143
Issue 1-h
7
SAFETY
FUNCTIONS
7.2
"WARNING" function
7.2.1 "WARNING" function
The STP pump is provided with a WARNING function when an overhaul is needed following a self-test
as shown in Table 42.
The type of warning is indicated by flashing pattern of the "FAILURE" LED (orange).
When two or more warnings are detected simultaneously, a high-priority warning is indicated. Also,
the warning signal is output from the "X2 REMOTE" connector.
The serial communication, the STP-Link (optional accessory), or the display unit iDT-001 (optional
accessory) can confirm the error message, and change the settings.
Refer to Section 5, "Serial Communication Protocol", the STP-Link or the display unit iDT-001
Instruction Manual of the optional accessories for details.
No
Warning
"FAILURE" LED
indication
Priority
1
First Damage Limit
Second Damage Limit
(Touch down bearing warning function)
3 flashes in orange
High
2
Pump Run Time Over
(Pump runtime warning function)
3
Pump Overload
(Pump overload warning function)
2 flashes in orange
4
Imbalance
(Excessive imbalance warning function)
1 flash in orange
Low
Table 42 - WARNING function
