STRA-04 Room controller. Installation and maintenance manual.
Fläkt Woods 9 Specifications are subject of alteration without further notice.
STRA-04 for Optivent
Parameters
The following parameters are modifiable in the parameter menu FS = factory-set value):
Parameter
number
Description Values Unit FS STRA-04
1 Occupied Heating Setpoint N/A °C 22
2 Occupied Cooling Setpoint N/A °C 24
3 Standby Neutral Zone N/A °C 3
4 Unoccupied Heating Setpoint N/A °C 19
5 Unoccupied Cooling Setpoint N/A °C 27
6 Frost protection Setpoint N/A °C 8
7 P-Band N/A °C 10
8 I-Time N/A Seconds 300
9 Cooling Changeover difference temperature (Room and
media)
N/A °C 3
10 Heating Changeover difference temperature (Room and
media)
N/A °C 4
11 Heating/Cooling Functions 0=Heat, 1=Heat/Heat, 2=Heat or Cool via changeover,
3=Heat/Cool, 4=Heat/Cool with VAV and forced
ventilation, 5=Heat/Cool with VAV, 6=Cool, 7=Cool/Cool,
8=Heat/Cool with UO3, 9=Heat/Cool with Change-Over
4
12 Boost Mode Timer N/A Minutes 60
13 P.I.R Delay Off N/A Minutes 10
14 P.I.R Delay On N/A Minutes 0
15 Connected sensor on AI1 0=internal, 1=external, 2=Change over sensor 0
16 UI1 Signal 0 = Disabled, 1 = Change over sensor digital, 2 =
Change over sensor analogue
2
17 Connected sensor DI1 Input 0=Disabled, 1=Window contact, 3=P.I.R, 4=Change over
sensor
0
18 Connected sensor DI2 input 0=Disabled, 1=Window Contact, 2=Condensation
Sensor, 4=Change over sensor
0
20 Function of UO1 Signal 0=None, 1=Thermal actuator heat, 2= None, 3=Heating
actuator 0...10V, 4= None, 5=On/off actuator heat, 6=
None
1
21 Function of UO2 Signal 0= None 1= None, 2=Thermal actuator Cool, 3=
None, 4=Cooling actuator 0…10V, 5= None, 6=On/off
actuator cool
4
22 Function of UO3 Signal 0=None, 1=Forced Vent Digital, 2=Forced Vent 3 Step
Analog, 3=None, 4=Ordinary Analog output, 5=None,
6=Control of EC-fan
1
24 UO3 output in manual mode N/A % 0
28 Actuator type for UO3 0=0-10v, 1=2-10v, 2=10-2v, 3=10-0v 1
29 Heating Modulating Actuator Control 0=0-10v, 1=2-10v, 2=10-2v, 3=10-0v 0
30 Cooling Modulating Actuator Control 0=0-10v, 1=2-10v, 2=10-2v, 3=10-0v 0
31 Heating Thermal Actuator Time N/A Seconds 60
32 Cooling Thermal Actuator Time N/A Seconds 60
33 Travelling Time for Increase/Decrease Heating Valve
(Not in use)
Seconds 120
34 Travelling Time for Increase/Decrease Cooling Valve
(Not in use)
Seconds 120
35 Increase/Decrease NZ (Not in use) % 2
36 Heating Valve Periodic Exercise Interval 0=Inactive Hours 23
37 Cooling Valve Periodic Exercise Interval 0=Inactive Hours 23
38 Hysteresis for the heating thermostat function N/A K 2
39 Hysteresis for the cooling thermostat function N/A K 2
40 The minimum heat output in heating mode N/A % 0
41 Fan runs on low speed (Not in use) 0
42 Display View 0=Actual Temp Value, 1=Heating Setpoint, 2=Cooling
Setpoint, 3=Average of Heating/Cooling, 4=Only
Setpoint Displacement, 5=CO2, 6=Heating Setpoint +
Setpoint Displacement, 7=Cooling Setpoint + Setpoint
Displacement, 8=Average of Heating/Cooling Setpoints
+ Setpoint Displacement, 9=Calculated Flow in L/S
0
43 Highest Setpoint Offset Increase N/A °C 3
44 Lowest Setpoint Offset Decrease N/A °C 3
45 Normal Mode Function 0=Off, 1=Unoccupied, 2=Stand-by, 3=Occupied 3
46 Energy Saving Mode Function 0=Off, 1=Unoccupied 1
47 BMS Operating Mode 0=Off, 1=Unoccupied, 2=Standby, 3=Occupied, 4=Not
Used, 5=No Remote control
5
48 Minimum airflow on cooling UO2 in % of 0-10V.
Parameter is in use when cooling/heating mode with
VAV is selected
N/A % 0
49 Maximum airflow on cooling UO2 in % of 0-10V.
Parameter is in use when heating/cooling mode with
VAV is selected
N/A % 0
50 Fan Control (Not in use) 0=No Control, 1=Heating, 2=Cooling, 3=Both
8790 GB 2016.03