Images are for illustrative purposes.
We reserve the right to make changes.
RDT-064-0722
17
®
NORD
canopy
|
UV 1.0 installation guide
5.5 Compatibility with building automation
UV cleaning system is compatible with building automation. The following table shows the functions of the data
connector pins.
Data connection
IO name
Terminological name
1
A
Modbus data (A)-
2
B
Modbus data (B)+
3
GND
Modbus GND
4
Safety switch
feedback
UV shield safety switch
cable
5
GND
GND (safety switch)
6
24V
Empty canopy differential
pressure sensor 24V
7
GND
Empty canopy differential
presure sensor ground
8
Y
Empty canopy differential
presure sensor 0...10V
measured value
9
24V
Empty canopy UV shield
safety switch cable
10
GND
Empty canopy UV shield
safety switch ground
Output status signal for building automation
TC1 OUFLEX MBA outputs
REALY 3: terminal 11 = bit 0
REALY 4: terminal 12 = bit 1
REALY 5: terminal 13 = bit 2
Status
Bit 0
Bit 1
Bit 2
System OFF
0
0
0
System ON – operation mode
1
0
0
Service – 10000 h
1
1
0
Service – 16000 h
1
0
1
Protection switch open
0
1
0
Pressure error < 20 Pa
0
0
1
UV lamp error
0
1
1
