Vector TRA-F12 A Series - 3-Position Control; On;Off Control for 4-Pipe Application Heating and Cooling Mode

TRA-F12x-A
CONFIGURATION
Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 25-34
Subject to change without notice www.vectorcontrols.com
VECTOR
5.8.5 on/off control for 4-pipe application heating and cooling mode
Parameters
Parameter Description
Valid values for given chart
P200
Application mode
6 (= 4-pipe heating and cooling)
P201
Enable electric heater
0
P203
Valve Type
0 (= on/off valve)
Note that following condition must be met:









 

5.8.6 3-position control
Parameters
Parameter Description
Valid values for given chart
P200
Application mode
0 – 3, 7 - 8
P201
Enable electric heater
0
P203
Valve Type
1 (= 3-position valve)
ON
OFF
T [°C]
X
DZ
X
DZ
X
H
W
Legend
W Set point
X
H
Switching span heating
X
C
Switching span cooling
X
DZ
Dead zone half between set point
and valve switch off
X
C
DO4/DO5
100
0
T [°C]
X
pH
W
Legend
X
pH
Proportional band heating
X
pC
Proportional band cooling
W Set point
X
pC
Heating mode
Cooling mode
Control
output [%]
100
0
T [°C]
Control
output [%]
W