DLS 125, Original Operating Manual

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BA FlexxPump 125 - 24 V_20181121_EN de 201811 33
External Control
7.2.4. Transition from erorr E1 to erorr E2
The diagram below shows the signal curve when changing a cartridge.
U
0 V
24 V
t
PIN 4
E1 E2
Z1 Z2
Z1: Remove the empty cartridge
Z2: Screw on the new cartridge
Description:
• The error E1 occurred after a dosing process, the FlexxPump 125 sends the empty signal
(E1).
• Z1 indicates the removal of the empty cartridge, the FlexxPump 125 sends the signal for
error E2 (no cartridge).
• Z2 indicates screwing on a new cartridge.
• If a current dosing process was interrupted by error E1, this will be continued after
screwing on the new cartridge.
7.2.5. Error E3
The error E3 signals too great a supply voltage on the FlexxPump 125.
U
0 V
24 V
t
> 3 s
PIN 4
Description:
• If the supply voltage is too low, the FlexxPump 125 sends a permanent low-level signal, no
more control signals are processed.
• The error message must be acknowledged with the 10sec signal after the error has been
cleared.