KNF LIQUIPORT 1.100, Руководство по эксплуатации

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Operating Instructions LIQUIPORT EN RC version
– external actuation
KNF Flodos | BA_LIQUIPORT_EN_11_153820.docx | Translation of original operating instructions, English 35
Fig. 20: range analog input
8.2 Start/Stop pulse input
The pump can be externally started and stopped via the pulse input.
➔
The falling signal edge at the pulse input triggers the starting or
stopping of the pump.
➔
If analog actuation is also used, a valid analog signal must be pre-
sent.
Control signals
Input Meaning Signal
Pulse Start/Stop on signal pulse
Falling edge below
4.0V
Pulse dura-
tion
Maximum pulse duration 200 ms
Activation
time Minimum delay between activa-
tion pulse and deactivation
pulse 300 ms
Deactivation
time Minimum delay between deacti-
vation pulse and activation
pulse
400 ms
Tab. 17: Signal pulse input
Following a pulse, there must be a delay before a new pulse is
sent. See Tab 17.
The pulse duration must not be longer than 200 ms.
The use of debounced switches is recommended.
Fig. 22: Start/stop impulse control
1
Brown
2
White
3
Blue (pulse input)
4
Black
5
Grey (ground)
6
Pulse switch
Fig. 21: Pulse input