P 2.1L user manual V6840, version
3.
5
18
Installation
Events Remote Connector
For test purposes or in some other cases, it can make sense to manually
enter these signals:
Sending control signals (Events) to external devices
Opening and closing contacts
Legend
1
Display
2
Events
Remote Connec-
tor
Fig. 25
Remote terminal strip
1
2
Signal
Explanation
ANALOG: OUT
Analog output signal. Either outputs the measured sys-
tem pressure or a control voltage for Pump B. The out-
put range can be set to values of max. 1, 2, 5 and 10 V.
ANALOG: IN
Analog input signal for
controlling the flow rate, e.g.:
1 V for 1 ml/min in the case of the 10 ml pump head
1 V for 5 ml/min in the case of the 50 ml pump
head.
START: OUT
Output is active for 500 ms when the pump starts.
START: IN
Activated by a voltage of 0 V against GND.
ERROR: OUT
Output is active until the Error condition has been elim-
inated.
ERROR: IN
A voltage of 0 V against GND stops the pump.
