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Connection to the Master System (LonWorks Standard)
1:
Default:
Value:
State:
Remark:
The State must be set to "1" to be used
for the Value
Network Variable:
nviOpMode
Description:
Stav zařízení požadovaný z BMS
Object:
SNVT_switch
Values:
0
Auto (interní časový program)
1
Stop
2
Economy, 1St
3
Comfort, 1St
4
Economy, 2St
5
Comfort, 2St
6
Economy, 3St
7
Comfort, 3St
8
Economy, 4St
9
Comfort, 4St
10
Economy, 5St
11
Comfort, 5St
>11
Not defined
State:
0:
Inactive
1:
Active
Remark:
The State must be set to "1" to be used
for the Value
Network Variable:
nviControl
Description:
External control
Object:
SNVT_state (16 bit)
Bits:
Bit [0 ...15]
Binary:
0
External control 1
1
External control 2
2
3
4
5
6
Fire alarm
7
8
9
Bit [0 ...15]
Binary:
10
11
12
13
14
15
Remark:
*The bit name order can be reversed in some LON
software tools.
Output Variables
Network Variable:
nvoTemps
Description:
Req. heating temperature (Comfort)
Active
0
0
*Reverse:
15
14
13
12
11
10
9
8
" 0 " = F a u l t ,
"1" No fault
7
6
*Reverse:
5
4
3
2
1
0
Control units VCS
Req. cooling temperature (Comfort)
Not used
Req. heating temperature
(cascade, inlet)
Req. cooling temperature
(cascade, inlet)
Not used
Object:
SNVT_temp_Setpt
Remark:
Structured Variable
Network Variable:
nvoTemp01
Description:
Inlet temperature
Object:
SNVT_temp_p
Network Variable:
nvoTemp02
Description:
Return water temperature
Object:
SNVT_temp_p
Network Variable:
nvoTemp03
Description:
Outdoor temperature
Object:
SNVT_temp_p
Network Variable:
nvoTemp04
Description:
Room temperature (for control)
Object:
SNVT_temp_p
Network Variable:
nvoTemp05
Description:
Outlet temperature
Object:
SNVT_temp_p
Network Variable:
nvoTemp06
Description:
Temperature behind the heat exchanger
Object:
SNVT_temp_p
Network Variable:
nvoTemp07
Description:
Flue gas temperature
Object:
SNVT_temp_p
Network Variable:
nvoTemp08
Description:
Temperature behind electric
pre-heating or Return water
temperature form the water heater
Object:
SNVT_temp_p
Network Variable:
nvoPpm00
Description:
Air quality
Object:
SNVT_count
Network Variable:
nvoPress00
Description:
Inlet pressure
Object:
SNVT_press_p
Network Variable:
nvoPress01
Description:
Outlet pressure
Object:
SNVT_press_p
71
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