Programming; Brief Instructions - IFM Electronic Efector 300 Bedienungsanleitung

4. Programming

Brief instructions

1. Turn on the operating voltage after installation and electrical
connection.
After approx. 15s the unit is ready for operation.
2. Set the maximum flow and keep it constant.
3. Press the Learn/Set button for at least 5s.
The unit is adjusted to the maximum flow.
4. Set the minimum flow / flow standstill.
5. Press the Learn/Set button for at least 10s.
The unit is adjusted to the minimum flow / flow standstill.
After this procedure the unit is ready for normal operation.
6. Set the switch point and the trigger point (for fast reaction to
rapid changes in flow velocity, see page 28).
Manual setting options
• Manual adjustment to maximum flow
a) monitoring and optical indication of flow decrease (see page 30).
b) monitoring and optical indication of excess flow (see page 31).
• Manual adjustment to minimum flow / flow standstill
(see page 32).
The following applies to all setting procedures:
• If no button is pressed for 20s during the setting procedure, the unit
returns to the operating mode with the parameter values unchanged.
• If adjustment has not been possible, all the red LEDs flash. The unit
returns to the operating mode with the parameter values
unchanged.
Locking / Unlocking:
The unit can be electronically locked to prevent unwanted adjustment
of the set parameters: Press both push buttons for 10s. Indication
goes out briefly (acknowledgement of locking / unlocking). Units are
delivered from the factory in the unlocked state.
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