Installation Instructions

TECHNICAL MANUAL GS 4x.00 KNX – ENGLISH
13
3.2 PI-control for CO
2
Designation
Options
Description
Set point
400 to 2000 ppm
Definition of the setpoint.
Proportional band
100 to 2000 ppm
Definition of the proportional band.
Reset time
(15…240 min.)
15 to 240 Min.
Definition of the reset time.
Min. control value
0% to 95%
Definition of the minimal control value. The control value is limited to this minimum value.
Max. control value
5% to 100%
Definition of the maximum control value. The control value is limited to this maximum
value.
Control value in case
of sensor error
0% to 100%
Definition of the control value in case of sensor error.
Blocking object
Inactive
Active
No function.
If the blocking object is activated, the reception of an external object can prevent the
sending of the manipulated variable. Thereby an undesirable starting of actors can be
prevented.
Behavior when
unblocking
Don’t send
Send recent value
There is no control value sent when unblocking.
The recent value is sent when unblocking.
Behavior when
blocking
Don’t send
Send value
There is no control value sent when blocking.
A switching command is sent when blocking.
Percent when
blocking (0…100%)
Selection:
0 to 100%
Definition of the percentage value when blocking.