AOpen DE7200 Series Provozní pokyny stáhnout pdf (Strana 51)

OPERATING INSTRUCTIONS

30 Sep 13 4-13

DE-7200VFDCentrifuge

SYSTEM DIAGNOSTICS

Built-in system diagnostics continually analyze the control system for malfunctions. The

Diagnostics screen (Figure 4-7) aids in troubleshooting by displaying any fault in the critical areas

of the centrifuge. The current operational status of the Bowl, Conveyor, and Pump VFDs, as well

as the speed and temperature sensors are displayed on this screen. Analog readings in mA are

displayed at the bottom of the screen for main bearing temperature sensors and bowl speed

sensor. The screen is accessible from the Home screen.

Figure 4-7. Diagnostics Screen

PERFORMANCE STATUS

Current performance information is shown on the Centrifuge Status screen (Figure 4-8).

Parameters displayed include bearing temperatures, bowl and clutch speeds and sensor

condition, status of safety devices (vibration switch, emergency stop, and bowl overspeed), air

conditioner operation, and operating hours. Operating status of the air conditioner is also shown

Exiting this screen returns to the previous screen. Safety shutdowns are denoted by color change

from green to red and display of a word explaining cause of shutdown.

Figure 4-8. Centrifuge Status Screen

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AOpen DE7200 Series Provozní pokyny Strana 51