7-2 Equipment Connections
kina22e chapter 7.fm Technical Handbook(1206)
7.1.1 Ground connectors
Pin 2, 3, 18, 19 and 21 are ground connectors of the control voltages.
7.1.2 24V Output
Pin 6 is a +24 V common output for supplying the PLC inputs and outputs, internally
protected with fuse F4.
7.1.3 PLC Inputs
These inputs can be used to control the Ecotec E3000 via a programmable logic
control (PLC).
Technical data
Pin assignment (default)
All PLC inputs can be defined by the user from a list of commands. The commands
can be selected in the
SETTINGS / INTERFACES / SELECT PLC INPUTS submenu. For
details on this submenu please refer to Section .
Sleep
Change from
LOW to HIGH to activate SLEEP function.
Change from
HIGH to LOW to deactivate SLEEP function (wake up).
Permissible maximum input voltage 28 V.
24V nominal input
Low level: 0 …7 V
High level: 13 … 28 V
Pin Default Command
7Sleep
8 Not used
9Gas a
13 Gas b
20 Zero
25 Gas select
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