Dantherm HCV 400 P1 Service Manual page 14

Electronic control, continued
Connection
description
Control panel
Override mode:
Override mode: Override mode: Override mode:
• Bypass (Automatic / manual)
• Bypass (Automatic / manual) • Bypass (Automatic / manual) • Bypass (Automatic / manual)
Override mode:
• Summer mode
• Summer mode • Summer mode • Summer mode
• Bypass (Automatic / manual)
• Summer mode
Main mode:
Main mode: Main mode: Main mode:
• Manual fan speed
• Manual fan speed • Manual fan speed • Manual fan speed
14
Main mode:
Override mode:
Override mode: Override mode: Override mode:
• Manual fan speed
• Fireplace mode
• Fireplace mode • Fireplace mode • Fireplace mode
Override mode:
This drawing illustrates the external connections of the main PCB . See also the wiring dia-
gram on page 39, when connecting to the different ports .
Pos . Connection (Part)
1 Digi in
2 Antenna
3 Modbus
4 Ethernet
The table below and the corresponding symbols show the control panel including the LED
signal lights and buttons . The user manual on page 26 describes operation of the unit in
details .
Description
The foil keypad has four buttons (two on the left and two
on the right side) with a corresponding LED signal light be-
low . An LED light with four levels indicating the fan speed
is situated in the middle . It will always indicate the present
fan speed regardless of operation conditions .
These are the symbols illustrated on the Control panel .
Symbols
Bypass
Part
(button)
1 2
Fig . 8
Description
External digital input, to select operation modes
Wireless connection point for proprietary remote control - HRC3
Modbus connection for HAC2 + HCP10
LAN connection
Override mode:
• Bypass (Automatic / manual)
• Summer mode
Main mode:
• Manual fan speed
Override mode:
• Fireplace mode
Manual Fan speed
operation
(level
indicator)
(button)
3 4
Illustration
Fan speed level indicator
Week Program
Operation &
Alarm reset
Demand Control (button)
(button)
Alarm reset:
• Clean/ replace
• alarms (red)
Main mode:
• Week program
• Demand mode
Alarm reset:
Alarm reset: Alarm reset: Alarm reset:
• Clean/ replace filter (orange)
• Clean/ replace filter (orange) • Clean/ replace filter • Clean/ replace
Alarm reset:
• alarms (red)
• alarms (red) • alarms (red) • alarms (red)
• Clean/ replace fi
• alarms (red)
Main mode:
Main mode: Main mode: Main mode:
• Week program
• Week program • Week program • Week program
• Demand mode
• Demand mode • Demand mode • Demand mod
Main mode:
• Week program
• Demand mode