Figure 6.1 Stp Control Unit Front Panel - Edwards STP-L301 Series Instruction Manual

STP-L301/L451 Series Instruction Manual
(6) LCD
The LCD displays a pump's operation state, speed, or other messages.
The LCD displays an error message when an abnormality occurs in the STP pump.
(7) "ACCEL." LED (green LED)
Illuminates during acceleration (ACCELERATION state).
(8) "NORMAL" LED (green LED)
Illuminates during rated speed operation (NORMAL OPERATION state).
(9) "BRAKE" LED (yellow LED)
Illuminates during deceleration (BRAKE state).
(10) "POWER" LED (green LED)
Illuminates while the power is ON.
Extinguishes while the backup power is being supplied.
(11) "FAILURE" LED (red LED)
Illuminates when any of the following abnormalities occurs.
The LCD displays an error message simultaneously.
a) When the inside of the STP control unit overheats (70
circuit);
b) When the inside of the STP pump overheats (110
electromagnet);
c) When the motor driver overloads;
d) When a power failure occurs;
e) When the STP connection cable is not connected;
f) When vibration impact is continuously applied to the rotor causing it to come
into contact with the touch down bearing.
(12) "REMOTE" LED (green LED)
This LED is on while the operation mode is remote.
(6) (5)
(1) (2) (3)

Figure 6.1 STP Control Unit Front Panel

6-2
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or more inside the motor or
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(7) (8) (9)
(10) (11) (12)
(4)