Zehnder EASY 5.0
43
16.6.1. Machine status
Unit
Rea-
ding
Entry
Scaling
factor
Modbus
Function
Modbus
Address
Modbus
Variable type
Modbus
Address
BACnet
Details
Current status of the
unit
X
1
Input
Register
428
short
MSV,
30789
Modbus: 0=Stop/1=start
2=reduced operation/
3=normal operation/
7=CO
2
management/8=Free
Cooling/9=post-ventilation
10=Fire/13=frost protection
BACnet:
1=Stop/2=start/
3=reduced operation/
4=normal operation/ 8=
CO
2
management/9=Free
Cooling/
10=post-ventilation/
11=Fire/
14=frost protection
Outdoor temperature
(fresh air)
°C
X
10
Input
Register
291
short
AV,40291
Supply temperature
°C
X
10
Input
Register
292
short
AV, 40292
Return temperature
°C
X
10
Input
Register
294
short
AV, 40294
Exhaust temperature
(bypass)
°C
X
10
Input
Register
293
short
AV, 40293 Only if plate heat exchanger
Preheated air
temperature
°C
X
10
Input
Register
325
short
AV, 40325 Only if plate heat exchanger
Supply air fan speed
%
X
1
Input
Register
465
short
AV, 40375 Only for ECO and DIVA
versions
Return air fan speed
%
X
1
Input
Register
466
short
AV, 40376 Only for ECO and DIVA
versions
Supply air fan
pressure
Pa
X
10
Input
Register
311
short
AV, 40311 Only for LOBBY versions
Return air fan
pressure
Pa
X
10
Input
Register
312
short
AV, 40312 Only for LOBBY versions
Supply air fan volume m
3
/h
X
0.1
Input
Register
313
short
AV, 40313 Only for MAC2 and QUATTRO
versions
Return air fan volume m
3
/h
X
0.1
Input
Register
314
short
AV, 40314 Only for MAC2 and QUATTRO
versions
CO
2
rate
ppm
X
1
Input
Register
321
short
AV, 40321 Only for DIVA and QUATTRO
versions
Operating time of
supply air fan
hours
X
10
Input
Register
434
short
AV, 40434
Operating time of
return air fan
hours
X
10
Input
Register
435
short
AV, 40435
Heating analogue/
digital output
%
X
10
Input
Register
1014
short
AV, 40363
0%=0V 100%=10V /
0%=0% PWM
100%=100% PWM
Analogue recovery
unit output/bypass
%
X
10
Input
Register
1015
short
AV, 40634
Rotary heat exchanger or
bypass plate heat exchanger
0%=0V 100%=10V
Analogue cooling
output
%
X
10
Input
Register
1016
short
AV, 40365 0%=0V 100%=10V
Supply air fan
analogue output
%
X
10
Input
Register
375
short
AV, 40375 0%=0V 100%=10V
Return air fan
analogue output
%
X
10
Input
Register
376
short
AV, 40376 0%=0V 100%=10V
Z-MASTER-V1122-CSY-INM-Zehnder Easy5.0