Zehnder Rittling Eversky 500, Installation, Service And User Manual

Page: 70 / 76

70
Zehnder Eversky
25.1. Machine status (read only)
Unit Reading Writing Modbus
scale factor
Modbus
function
Modbus
address
Modbus
variable
type
BACnet
address
Dtails
Current state of
the unit
X 1
Input
Register
3 short
MSV,
40003
Modbus: 0=Off1=start/2=low
speed start/4=normal
speed start/6=normal ope-
ration/8=CO2 manage-
ment/9=Night cooling/11=in stop
phase
BACnet: 1=Stop/2=start/2=low-
speed start/5=normal
speed start/6=normal
operation/9=CO2 manage-
ment/10=Night cooling/12=in
shut-down phase
Temperature of
fresh air
°C X 10
Input
Register
1 short AV, 40001
Supply air
temperature
°C X 10
Input
Register
7 short AV, 40007
Extraction
temperature
°C X 10
Input
Register
9 short AV, 40009
Temperature
of exhaust (bypass
management)
°C X 10
Input
Register
21 short AV, 40021
Temperature of
preheated air (fresh
air preheating coil
management)
°C X 10
Input
Register
30 short AV, 40030
CO2 rate ppm X 10
Input
Register
17 short AV, 40017
Analogue heating
output
V X 10
Input
Register
54 short AV, 40119
If hot water coil: 0 V (no heat
demand);10 V (maximum heat
demand)
Analogue output in
bypass position
V X 10
Input
Register
55 short AV, 40120
0 V (no energy recovery) energy
recovery);10 V
(maximummaximum energy
recovery)
Analogue cooling
output
V X 10
Input
Register
56 short AV, 40121
0 V (no cold demand);10 V
(maximum cold demand)
Analogue output of
the supply fan
V X 10
Input
Register
57 short AV, 40122
0 V (fan off);10 V (fan at
maximum speed)
Analogue output for
the exhaust fan
V X 10
Input
Register
58 short AV, 40123
0 V (fan off);10 V (fan at
maximum speed)