Functions Made Available By Control Units; Electrical Connections Of Utility Inputs And Outputs; Safety Mode Operation - DAB e.sybox Instructions Pour L'installation Et L'entretien

• Ethernet network connection
Below, the combination of functions listed above, made available by the
various types of control unit, will be referred to as "control unit functions

5.1.1 - Functions made available by control units

The functions made available by each type of control unit are specified in
Table 4, Functions made available by control units
Functions
Opto-isolated digital inputs
Output relay with NO contact
Output relay with NO - C - NC contact
Remote pressure sensor
Network connection
Tab. 4: Functions made available by control units

5.1.2 - Electrical connections of utility inputs and outputs

See control unit manual.

5.1.3 - Safety mode operation

When using the input or remote sensor functions, in the event of a com-
munications downage or control unit error, the e.sysbox and control unit
will switch to safety mode, adopting the configuration considered least
damaging. When safety mode comes into operation, a flashing icon
showing a cross inside a triangle appears on the display.
The way in which the e.sysbox responds to a communications downage
is explained in the table below.
e.sylink PWM IO PWM Com
• • •
• • •
•
• •
•
e.sybox response
No control
unit asso-
ciated
Communication with control
e.sybox
setting
Function
activated
(by means
of input or
menu)
In=0 Input fun- No action No action
ction disabled
In =1, 2 No action System in
(2)
Low water level stop status F1
indicated by
float switch
in =3, 4 No action Activation of
(2)
Pauxn auxiliary correspon-
setpoint ding auxiliary
setpoint
in =5, 6 No action System in
(2)
Disable system stop status F3
in =7, 8 No action System in
(2)
Disable system stop status
+ fault and F3 + fault and
warning reset warning reset
in =9 No action Fault and
Fault and war- warning reset
ning reset
GB
ENGLISH
Control unit associated
No commu-
unit nication with
control unit,
Function not
or control
activated
unit error
(by means
of input or
Safety mode
menu)
No action No action
No action System in
stop status (1)
No action Activation of
lowest auxi-
liary setpoint
pressure set
No action System in
stop status (1)
No action System in
stop status (1)
No action No action
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