P/N 9FQ-6-P110-075-00_B
2-7
HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
Open Vertical Merchandisers
RTN400
Page 21/130
SETPOINT: SETTING AND EDIT LOCK
To display the Setpoint value, press the
set
key to enter the “Machine Status” menu, then press the
set
key again when the “SEt”
label is displayed.
The Setpoint value appears on the display. To change the Setpoint value, press the
and
keys within 15 seconds.
Press
set
to confirm the modification.
set
set
set
It is possible to disable the keypad on this device.
The keypad can be locked by programming the “LOC” parameter appropriately.
With the keypad locked, you can still access the “Machine Status” menu by pressing
set
to display the Setpoint, but you cannot edit
it. To disable the keypad lock, repeat the locking procedure.
DISPLAY PROBES VALUE
To display the value read by probes connected to the device, press the
set
key and enter the “Machine Status” menu, then press
the key again when one of the probe-related labels “Pb1...Pb5” press the
set
key again. The value measured by the associated
probe will appear on the display.
NOTE
: The displayed value is read-only and cannot be modified.
KEY-ACTIVATED FUNCTIONS
All models have the
UP
key set to enable the “Manual Defrost” function.
The DOWN and ESC keys can also be set to activate any other function required by the user.
The parameters for configuring the two keys are:
• H11
= DOWN key configuration
• H33
= ESC key configuration
The values that can be set apply to both keys and the functions that can be activated are:
H32/H33 value
Function to enable
0
disabled
1
defrost
2
reduced set
3
Light
4
Energy saving
5
AUX
6
Stand-by
7
Deep cooling cycle
8
Start/end defrost
RTN400
Page 17/130
KDEPLUS BUTTONS
The
KDEPlus
keyboard has 4 keys, as shown in the illustration:
1
2
3
4
Each key has a different function depending on whether it is:
• Pressed and released
• Pressed for at least 5 seconds
• Pressed and held at start-up
• Pressed in combination with another key.
KEYS
The following table summarizes the function of each key:
No
Key
Action
Pressed and released
Press for at least 5 secs
Start-up
1
• Scrolls through menu items
• Decreases values
Activates the
Manual Defrost function
(from outside menus).
---
2
• Scrolls through menu items
• Decreases values
Function can be configured by the user
(from outside menus).
(see parameter H32)
---
3
• Returns to the previous menu
level
• Confirms parameter value
Activates the Stand-by function
(from outside menus).
---
4
set
• Displays any alarms
(if active)
• Opens Machine Status menu
• Confirms commands
Opens the Programming Menu
(User and Installer parameters)
When pressed during
start-up it enables
the user to select the
application to be loaded.
STANDBY or ESC
DOWN
SET
UP
RTN400
Page 21/130
SETPOINT: SETTING AND EDIT LOCK
To display the Setpoint value, press the
set
key to enter the “Machine Status” menu, then press the
set
key again when the “SEt”
label is displayed.
The Setpoint value appears on the display. To change the Setpoint value, press the
and
keys within 15 seconds.
Press
set
to confirm the modification.
set
set
set
It is possible to disable the keypad on this device.
The keypad can be locked by programming the “LOC” parameter appropriately.
With the keypad locked, you can still access the “Machine Status” menu by pressing
set
to display the Setpoint, but you cannot edit
it. To disable the keypad lock, repeat the locking procedure.
DISPLAY PROBES VALUE
To display the value read by probes connected to the device, press the
set
key and enter the “Machine Status” menu, then press
the key again when one of the probe-related labels “Pb1...Pb5” press the
set
key again. The value measured by the associated
probe will appear on the display.
NOTE
: The displayed value is read-only and cannot be modified.
KEY-ACTIVATED FUNCTIONS
All models have the
UP
key set to enable the “Manual Defrost” function.
The DOWN and ESC keys can also be set to activate any other function required by the user.
The parameters for configuring the two keys are:
• H11
= DOWN key configuration
• H33
= ESC key configuration
The values that can be set apply to both keys and the functions that can be activated are:
H32/H33 value
Function to enable
0
disabled
1
defrost
2
reduced set
3
Light
4
Energy saving
5
AUX
6
Stand-by
7
Deep cooling cycle
8
Start/end defrost
