Edwards STP-iX457 Series User Manual

STP-iX457/iXU457 Series Turbomolecular Pump
MT-86E-001-F
Page 58
4
OPERATION
4.7 LED
The STP pump operation status is indicated with the color and flashing pattern of the "STATUS" LED.
When flashing pattern other than Figure 38 is indicated, there is a possibility of failure. Contact the
Service office.
Power off
1 cycle
(1.6 seconds)
Levitation
Lights out
Light on
Green
Rated operation
（≧Rated speed×90%）
Green
Levitation + Warning
Orange
Levitation + Failure
Red
Acceleration
（≦Backup rotational speed）
Green
Red
Green
Red
Rated operation + Warning
（≧Rated speed×90%）
Deceleration
（≦Backup rotational speed）
Deceleration + Failure
（≦Backup rotational speed）
Acceleration
（Backup rotational speed
to Rated speed×90%）
Deceleration
（Backup rotational speed
to Rated speed×90%）
Deceleration + Failure
（Backup rotational speed
to Rated speed×90%）
Orange
Orange
Orange
Lights out
Lights out
Lights out
Lights out
Lights out
Lights out
Lights out
Lights out
Lights out
Lights out
Lights out
Figure 38 - Flash pattern of STATUS

Edwards STP-iX457 Series Specifications

General

Brand	Edwards
Model	STP-iX457 Series
Category	Water Pump
Language	English