TRA-F22x-A
C
ONFIGURATION
Doc: 70-00-0958A V1.0, 20221102
© Vector Controls GmbH, Switzerland
Page 25-34
Subject to change without notice
www.vectorcontrols.com
V
ECTOR
5.8.4
On/Off control
The diagrams show the on/off control sequence for all applications except 4-pipe heating and cooling (P200 = 4) which is
explained below.
Parameters
Parameter Description
Valid values for given chart
P200
Application mode
Not 6 (0 - 5, 7 - 8)
P201
Enable electric heater
0 or 1
P203
Valve Type
0 (= on/off valve)
5.8.5
3-position control
Parameters
Parameter Description
Valid values for given chart
P200
Application mode
0
–
3, 7 - 9
P201
Enable electric heater
0
P203
Valve Type
1 (= 3-position valve)
P207
Number of fan speeds
4 (= analog fan)
5.8.6
Modulating control
Parameters
Parameter Description
Valid values for given chart
P200
Application mode
0-9
P201
Enable electric heater
0 or 1 (1 only if P207 = 4)
P203
Valve Type
2 (= 0-10V valve) or 3 (= 2-10V valve)
P207
Number of fan speeds
1, 3 or 4 (= analog fan)
5.8.7
Graphics for modulating and 3-position control
ON
OFF
T [°C]
X
H
W
Legend
X
H
Switching span heating
X
C
Switching span cooling
W
Set point
X
C
ON
OFF
T [°C]
Heating mode
Cooling mode
DO5 or DO4
DO4
W
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
