Ach580 Operation With Remote Keypad - Bryant 580J Installation, Start-Up And Service Instructions Manual

Variable frequency drive (vfd) factory-installed option 2-speed motor control for 2-stage cooling rooftop units
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ACH580 Operation with Remote Keypad

The VFD keypad is shown in Fig. 57 and Fig 58. The functions of
the Left and Right Softkeys (
on what is displayed on the screen. The function of Left Softkey
matches the word in the lower left-hand box on the display screen.
The function of Right Softkey matches the word in the lower
right-hand box on the display screen. If the box is empty, then the
Softkey does not have a function on that specific screen. The Ar-
row Keys are used to navigate through the menus. The Off key is
used to turn off the VFD. The AUTO key is used to change con-
trol of the drive to automatic control. The Hand key is used to
change control of the drive to local (handheld) control. The Help
key is used to access the help screens.
For the VFD to operate on the units covered by this document, the
drive must be set in AUTO mode. The word "AUTO" will appear
in the upper left hand corner of the VFD display. Press the AUTO
button to set the drive in AUTO mode.
Display
Left Softkey
Status LED
Arrow Keys
Off
Auto
Fig. 57 — ACH580 VFD Keypad — Front
Clip
RJ-45
Connector
Fig. 58 — ACH580 VFD Keypad — Back
FIRST START ASSISTANT
Initial start-up has been performed at the factory. Use of the start
up assistant will override factory VFD configurations.
and
) change depending
Right Softkey
Help
Hand
USB Connector
Type Code
Label
Battery
Cover
CONFIGURATION OVERRIDE HAZARD
Do not use start-up assistant on this VFD application. Use
of start-up assistant will override the factory VFD
configurations.
Use the following procedure to reset the factory configurations for
ACH580 VFDs:
1.
Disconnect unit power. Lock-out/tag-out.
2.
Remove the VFD's front cover.
3.
Disconnect the DI1 input at Terminal 13 (see Fig. 59 for
location of DI1).
Digital Input
Terminals
13 – 18
Fig. 59 — Digital Input Terminal Block Location on
4.
Connect the VFD Keypad accessory to the VFD (if not
already connected).
NOTE: The VFD Keypad is a field-installed accessory; it is
not included with the factory-installed VFD option.
5.
At this point, providing you have a clean backup of the
drive, you can select "RESTORE" from "BACKUP"
Menu from the Main Menu.
NOTE: To restore a backup, the drive has to be in Local
control.
6.
If you do not have a clean backup the drive will have to be
manually programmed following the instructions in this
document.
7.
When the correct parameters have been uploaded, discon-
nect power to the unit, reconnect DI1 to Terminal 13, and
replace the VFD cover.
8.
Reconnect power to the unit. The VFD is now commis-
sioned from the backup file.
51
CAUTION
ACH580 VFD

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