17
Variable capacity
request signals for
Heat Pump is
calculated...
By local
controller
(your side)
capacity
signals
protocol is...
Analog
(0-10v/4-20mA…)
digital step
(non-voltage contact)
By our IF
IF
PCB
System
controller
(locally
suppliied)
Remote
controller
IF PCB
Remote controller
AUTO STEP SYSTEM
DIGITAL STEP SYSTEM
ANALOG STEP SYSTEM
ON/OFF
Operation mode
Target retern air temp.
ON/OF
Operation
mode
-Heating
-Cooling
By Non-voltage
Contact signals
IF
PCB
ON/OF
Operation
mode
-Heating
-Cooling
By Non-voltage
Contact signals
Capacity
steps
By Analog
signal
4-20mA / 1-5V / 0-10V
End user interface
End user
interface
for
maintenance
- to check
error code
For
maintenance
purpose
- analog signal
Capacity
steps
By Non-voltage
Contact signals
Remote
controller
System
controller
(locally
suppliied)
End user
interface
ATA
application
start
IF
Your system is
DIGITAL STEP
SYSTEM
(IF)
Your system is
AUTO STEP
SYSTEM
(IF)
Your system is
ANALOG STEP
SYSTEM
(IF)
Summary of Contents for PAC-IF012B
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