67
■
"Modbus address"
: This is where the Modbus
address is entered that has been issued to the slave
heat pump (example 240)
■
"Heat pump heating mode"
and
"Heating circuit
extension"
: These settings must be made for
"Slave" and "Master"
Activate cascade
■
After all settings have been made, the cascade is
enabled under
"Communication cascade"
by
"Activate cascade"
. This is subject to the condition
that both heat pumps are connected to each other
via Ethernet
■
Use the
"Communication interval"
indicator to
check this. This text turns green following every
other data exchange with the master
■
The text alternates between grey and green if the
communication is OK
■
This indicator remains grey for the "Slave"
Call up "General condition"
■
Select menu
å
■
Press
"General condition"
General condition
Plant switched on
Start page
Menu
Enabled
Operation
Switching commands
Enable heat pump
Enable from electricity plant
Emergency off enabled
Command enable stage 1
Command enable stage 2
Heating
DHW heater
Cooling
Heating / cooling
Residual heat
Freecooling circuits
Freecooling cold water
Evaporator pump
Condenser pump
Compressor 1
Compressor 2
Settings safeguards
Low pressure
High pressure
Frost protection
-10.0 °C
75.0 °C
-15.0 °C
Requested temperature
Requested setpoint
Current setpoint
29.6 °C
62.0 °C
Data exchange slave1
Current delay
170.3 s
Fig.53
General condition
■
The cascade communication can be checked under
General condition
■
"Data exchange slave1"
: A blue dot appears for the
"Master" at every other communication interval. This
indication is not available for "Slave"
■
Select menu
å
■
Press
"Login"
or
"System info"
■
Under
"System info"
and
"Heating mode"
, you can
check whether the heat pump is part of a cascade
and whether it is a "Master" or "Slave".
Enter service password:
■
Select menu
å
■
Select
"Login"
Commissioning, inspection, maintenance
Commissioning the system
(cont.)
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Содержание 301.BS090
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