STP-H803/H1303 Series Instruction Manual
8.2
Output Signal Pins
Use output signal pins according to Table 8.2 and Figure 8.2.
Remote output signals function during MANUAL and REMOTE operations.
Four abbreviations are used in Table 8.2:
N.O: Normal Open
N.C: Normal Close
COM: Common
OUT: Output Pin
Table 8.2 REMOTE X7 Output Signal Pins(1/2)
Pin Description
(8)
(27)
REMOTE
N.O OUT
Pins for outputting the STP pump REMOTE
SELECTION state signal.
When the MANUAL/REMOTE changeover switch on the
front panel is set to ON (remote side), these pins are
closed ("REMOTE" operation).
(9)
(28)
POWER
N.O OUT
Pins for outputting the POWER ON state signal.
These pins are closed when the magnetic bearing
functions and the rotor levitates.
This output is cut OFF at a power failure.
(10)
(29)
ACCELERATION
N.O OUT
Pins for outputting the ACCELERATION state signal.
These pins are closed when the STP pump is in
acceleration.
(12)
(11)
(30)
COM
NORMAL OUT
N.C
N.O
Pins for outputting the NORMAL OPERATION state
signal.
When the STP pump is in rated operation, the pins
between (11)-(30) are closed, and the pins between
(12)-(30) are opened.
(13)
(32)
BRAKE
N.O OUT
Pins for outputting the BRAKE state signal.
These pins are closed when the STP pump is in brake.
(15)
(14)
(33)
COM
ALARM OUT
N.O
N.C
Pins for outputting the ALARM signal.
When an abnormality/error is detected under the
POWER ON state, the pins between (14)-(33) are closed,
and the pins between (15)-(33) are opened.
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