Fig. 19 Relation Between Display And Events Terminal Strip - Knauer Azura DAD 2.1L Benutzerhandbuch

26 Installation

For sending start, control and error signals to external devices
Fig. 19 Relation between display and Events terminal strip
Explanations for Pin Header Connector
Connection
(Event 1)
EV 2 (Event 2)
Error OUT
KNAUER DAD 6.1L, DAD 2.1L, MWD 2.1L User Manual V6700, Version 1.0
Function
Relay contact
EV 1
The contact is on a floating basis. Its
setting depends on the settings in the
Control Unit, the Mobile Control, or
software.
Steady-rate signal:

passive = open relay contact

active = closed relay contact
Pulse:

Closed relay contact for at least
1000 ms
Permissible load of the relay contact:
1 A/ 24 V DC
TTL output
Levels:

passive 5 V

active 0 V
Pulse:

0 V for at least 1000 ms
TTL output
Levels:

passive 5 V

active 0 V
Output is active until the Error con-
dition has been eliminated.