Knauer BlueShadow 80P, Инструкция по эксплуатации

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22 Installation
BlueShadow Pump 80P Instructions V7685
Connection Function
Start IN TTL Input
ƒ
Low-active
Secure switching threshold at least 10 mA
After receiving a signal (short-circuit to ground) from
an external device, the device starts. If controlled with
software, an electronic trigger is send through the LAN.
Error OUT TTL Output
Levels:
ƒ
passive 5 V
ƒ
active 0 V
Error IN TTL Input
ƒ
Low-active
Secure switching threshold at least 10 mA
After receiving a signal (short-circuit to ground) from
an external device, an error message appears and the
device stops.
The error is acknowledged via the keypad.
Error GND Reference point of the voltage at the signal inputs.
+24V Event-controlled switching of 24 V
against GND
Protection: 24 V – 200 mA
+5V Provides a voltage of 5 V with respect to GND. This
makes it possible to supply a consumer that is switched
by an EVENT.
Protection: 5 V–50 mA
GND Reference point of the voltage at the signal inputs.
4.5.2 Events connector
ƒ
Sending control signals ( Events ) to external devices
ƒ
opening and closing contacts
ƒ
activating 500 ms pulses
Symbol Explanation
Off
On
Pulse