B.15 Sensor Unit - Fujitsu SPARC ENTERPRISE M9000 Service Manual

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
FIGURE B-17
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.
shows the SNSU.
Sensor Unit (SNSU)
Appendix B Components B-23