Installation
46 300855170_002_C8 - 08/2021 - © Leybold
green LED STATUS
off: Pump at standstill (< 3 Hz)
flashes slowly 1/s: Start command is present (about 10 s after start)
flashes fast 3/s: Running up
flashes slowly 0.5/s: Running down
on: Normal operation
yellow LED POWER
off: No supply voltage
flashes 1/s: Supply voltage too low or too high
flashes 3/s: Running down and pump speed < 100 Hz
on: Supply voltage is present
red LED ERROR
off: No error, no warning
flashes: Warning is present, pump can be operated possibly with some restrictions
or run-in procedure is running
on: Fault is present, pump stopped or can not be operated
LED running light (green-yellow-red)
Pump is in a state in which it cannot be controlled
Possible reasons:
n
Initialisation shortly after switching on the supply voltage
n
Memory procedure in progress (power supply must not be interrupted)
n
Reset of factory setting is ongoing
n
Firmware update is ongoing Valid from firmware parameter P2: R02.09.01
Fig. 3.16 LEDs
Earth (ground) connection
We recommend fitting a separate earth (ground) conductor. The impedance
between the pump body and the earth connection point must be < 0.1 Ω.
Earth (ground) connector
M6 - 8
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