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B.15 sensor unit, B.15, Sensor unit – FUJITSU SPARC ENTERPRISE M8000 User Manual

Page 469: B–23

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Appendix B

Components

B-23

B.15

Sensor Unit

The sensor unit (SNSU) monitors the intake-air temperature and humidity. In the
M9000, this unit is mounted only on a base cabinet. When the output value of the
sensor exceeds the reference value, XSCF issues an alarm to the system.

FIGURE B-17

shows the SNSU.

FIGURE B-17

Sensor Unit (SNSU)

SNSU has the following characteristics.

Only cold replacement is available for the SNSU.

Only the temperature sensor and the humidity sensor are mounted.

Data processing such as A/D conversion is performed with the operator panel
(OPNL).

The SNSU has a label bearing the printed component number and manufacture's
serial number.