User manual
- DRR245 49
4
Time
Off
Off
On
On
Alarm Spv
Pv
Hysteresis
parameter
< 0
Alarm
output
Absolute alarm with controller in
cooling functioning
(par. 11
Act.t.
selected
CooL
) and
hysteresis value less than “0” (par. 28
A.1.HY.
< 0).
N.B.*
13.b
Absolute Alarm or Threshold Alarm Referring to Setpoint
Command (
a.c.AL.
selection)
1
Off
On
Off
Time
Alarm Spv
Hysteresis
parameter
> 0
Alarm
output
Comand Spv
Absolute alarm refers to the
command set, with the controller in
heating functioning (par. 11
Act.t.
selected
Heat
) and hysteresis value
greater than “0” (par. 28
A.1.HY.
> 0).
The command set can be changed
by pressing the arrow keys on front
panel or using serial port RS485
commands.
N.B.*
Summary of Contents for DRR 245
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