53
53
Main Loop
The screens in the main loop are read only and are non-editable.
Screen
Ref.
Screen
Description
P01
Main screen with general information:
• Date and Time
• Unit serial number (read only)
• “
Setpoint”:
Active setpoint for the fluid
outlet temperature.
•
“Tout”:
Measured fluid outlet temperature.
•
“Tamb”:
Measured ambient temperature.
• The unit status: “ON” or “OFF”.
P02
Overview of all inputs:
•
“Current Mode”
: Shows current operating
mode, example: “Energy Saver”, “Water
Saver”, “Nexus”
•
“Modules in wet mode”:
Number of Modules
operating wet.
•
“Modules in dry mode”:
Number of Modules
operating dry.
•
“Controls signal – Energy Saver”:
Fan
Speed – Energy Saver mode
•
“Controls signal – Water Saver”
: Fan Speed
– Water Saver Mode
•
“Local Enable /Disable”:
Status of the
remote start/stop (dry contact between
terminals 21A and 23).
•
“BUS En/Dis”:
Status of the BMS controlled
variable (“Run authorization” in screen E02).
P03 –
P14
EC Fan System information screens:
•
Fan status:
“Online” or ”Offline” and fan
address: “Addr: 01 and soon”.
•
“Fan speed”
: Actual fan operating speed.
•
“Power”:
Average power per fan.
NOTE:
When unit status is ON, the
equipment is enabled to respond to
any heat rejection requirement.
NOTES:
1.
P03 – P14, for maximum 12 fans
on NXF-0603-x.
2.
In case an EC Fan System shows
the status “Offline”, check the
power supply and the Modbus
communication wiring to the fan.
Also, make sure the Fan(s) are
addressed correctly.
Table 8.
Main Loop
Appendix: iPilot
®
Control System
Software Menus
Menu Overview
Main Loop
