55
U
24V
0V
t
PIN 4
>3s
8.3.4 Error E4 (fatal error) - external control (PLC)
Error E4 (fatal error) indicates that the integrated microelectronics has detected a critical
error and that LUB-V is not operating within the valid parameters. The cause can be
mechanical, electronic or any other influencing variable.
Description:
LUB-V is properly connected to an external controller via the electrical interface and
connected to the power supply.
Pulse control mode PUL is activated on LUB-V, E4 is displayed in the LCD and the red
LED lights up.
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In an (internal) diagnosis, the critical (rare) error E4 has been detected.
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Error E4 cannot be corrected by you on site and cannot be acknowledged by you on
LUB-V!
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Remove LUB-V with the lubricant cartridge screwed on and return the complete lubri-
cation system to the manufacturer with a detailed description of the fault. The manufac-
turer's adress is given in chapter I.II.
Do not open LUB-V without authorization! Observe the relevant notes and regulations
for proper use (section 2.5) and warranty (section 2.6).