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7 | Start-up
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0870S03254
_VO 0040-0080_B_-0000_IM_en
7.1.2
56B
Indicators and control elements on the motor protection
switch
Fig. 9:
Motor protection switch
The vacuum system is switched on by way of the main switch at the motor protection switch
(100Q1). The main switch has an undervoltage trigger for protection against residual voltage
when using a pluggable power supply.
7.1.3
57B
Indicators and control elements on the vacuum system
The indicating devices are as follows:
•
Vacuum gauge (PG, fig. 1)
indicate the pressure in the vacuum vessel.
•
Venting valve (VV, fig. 1)
The vacuum system is vented to atmospheric pressure via this valve for maintenance work.
•
LED display on the vacuum pump (LED, fig. 1)
indicates the states of the frequency converter
7.1.4
58B
LED display at the vacuum pump
Fig. 10:
LED displays at the vacuum pump
LED
Description
PWR
Lights up when the vacuum pump is supplied with power.
RUN
Lights up when the vacuum pump is in operation.
FLT
Lights up when the vacuum pump is in a fault condition. Flashes when the mainte-
nance interval is reached (every 8000 operating hours). The maintenance counter
can be reset via terminal 14 (digital input 4) of the control unit.
Error
code: see chapter 9.1 “Troubleshooting” in the document “Instructions for
pump control”, art. no. 0870
166 596
RDY
Lights up when the vacuum pump is ready and there is no fault pending. Flashes
when a warning is active.
Summary of Contents for SIMPLEX VO 0040 B
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