50
Fig. 70 —
Align Bottom of VFD Keypad with Opening
in VFD Front Panel
2. Push the top of the VFD keypad into the variable fre
-
quency drive as shown in Fig. 71.
Fig. 71 —
Secure Keypad in Place
Using the Cable to Connect the Keypad to the VFD
The VFD keypad can be connected to the variable frequency drive
via the cable included with the Multi-Speed VFD display kit (PN:
CRDISKIT002A00). See Fig. 72.
Fig. 72 —
VFD Remote Keypad Cable
1. Connect the male end of the cable to the front panel of the
variable frequency drive. Use 2 of the screws included
with the kit to secure the cable to the VFD.
2. Connect the female end of the cable to the back panel of
the VFD Remote keypad. Secure the cable to the remote
keypad using the 2 remaining screws from the kit.
PROGRAM THE VFD FOR 3 DISCRETE INDOOR FAN
SPEEDS
NOTE: This procedure requires use of the VFD Keypad which is
included as part of the field-installed Multi-Speed VFD display kit
(PN: CRDISKIT002A00). If the VFD keypad is not already in
-
stalled, install it. See “Connecting the Keypad to the VFD” for
details.
IMPORTANT: 48LC 08-12 units are programmed at the
factory for 3 discrete indoor fan speeds. The following pro
-
cedure is only to be used to recover this function after an
event such as a system crash.
Male Connector -
connect to VFD
Front Panel
Female Connector -
connect to back of
VFD Remote Keypad
Summary of Contents for 48LC Series
Page 5: ...5 Fig 2 Unit Dimensional Drawing Size 08 Unit ...
Page 6: ...6 Fig 2 Unit Dimensional Drawing Size 08 Unit cont ...
Page 7: ...7 Fig 3 Unit Dimensional Drawing Size 09 and 12 Units ...
Page 8: ...8 Fig 3 Unit Dimensional Drawing Size 09 and 12 Units cont ...
Page 11: ...11 Fig 6 Roof Curb Details Size 08 12 Units ...
Page 21: ...21 Fig 34 48LC 08 12 Electro mechanical Control Wiring Diagram ...
Page 22: ...22 Fig 35 48LC 08 12 RTU Open Control Wiring Diagram ...
Page 23: ...23 Fig 36 48LC 08 12 SystemVu Control Wiring Diagram ...
Page 25: ...25 Fig 38 48LC 08 12 Typical Power Wiring Diagram SystemVu Control 208 230 v Unit Shown ...
Page 61: ......