STP-301/451 Series Instruction Manual 
 
7-9
Operation 
 
NORMAL:48000 rpm
BRAKE: ***00rpm 
RATING: 48000 rpm
LEVITATION 
Brake state 
The STP pump can be stopped 
by manual or remote operation 
with any message displayed. 
Stop operation of the 
STP Pump 
ACCEL: ***00rpm 
LEVITATION 
Normal operation state
Acceleration state 
PUMP TEMP: **°C
<Manual Operation> 
STP pump can be started with 
either message displayed: 
“LEVITATION” 
“BRAKE: ***00rpm” 
 
<Remote Operation> 
STP pump can be started with 
any message displayed. 
Start operation of the 
STP Pump 
Brake state 
 
Normal operation state 
cceleration state 
The message displayed can be 
changed by pressing the 
“SELECT” switch.
 
STP pum p internal tem p.
Set value of rated speed 
Levitation state 
 
Self test com pleted 
Self test in progress 
Version 
< LCD Message> 
<STP Pump State><Operation> 
Levitation state 
TEST COMPLETE
SELF TEST 
Execute Self Test 
P021*  Ver.*.** 
Breaker ON 
SELECT Switch 
SELECT Switch 
 
Figure 7.1    STP Pump Operation Procedures
 
 
*1
: When the SELECT switch is pressed with this message displayed, the message changes to “RATING:48000 rpm”, and when 
pressed again, to “PUMP TEMP:***℃”. 
*2
 For the setting of the rated speed, see Section 9.2, ”Setting the Rated Speed”.