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68
Fig. 85 —
Secure Keypad in Place
Using the Cable to Connect the Keypad with the VFD
The VFD keypad can be connected to the variable frequency drive
via the cable included with the Multi-Speed VFD display kit (P/N
CRDISKIT002A00). See Fig. 86.
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.
Fig. 86 —
VFD Remote Keypad Cable
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
(P/N CRDISKIT002A00). If the VFD keypad is not already in
-
stalled, install it. See “Connecting the Keypad to the VFD” on
page 67 for details.
1. At power-up: At the first power-up, the LCD displays the
Select Language screen. The default setting is English. To
change the language, press the
OK
key and use the ▲ (Up
arrow) and ▼ (Down arrow) keys to scroll to the desired
language. Then press
OK
. See Fig. 87.
IMPORTANT: 50LC 14-26 units are programmed at the
factory for 3 discrete indoor fan speeds. The following
procedure 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 WeatherExpert 50LC14
Page 4: ...4 Fig 2 50LC Vertical Airflow Size 14...
Page 5: ...5 Fig 3 50LC Horizontal Airflow Size 14...
Page 6: ...6 Fig 4 50LC Back View and Condensate Drain Location Size 14...
Page 7: ...7 Fig 5 50LC Corner Weights and Clearances Size 14...
Page 8: ...8 Fig 6 50LC Bottom View Size 14...
Page 9: ...9 Fig 7 50LC Vertical Airflow Sizes 17 20...
Page 10: ...10 Fig 8 50LC Horizontal Airflow Sizes 17 20...
Page 11: ...11 Fig 9 50LC Back View and Condensate Drain Location Sizes 17 20...
Page 12: ...12 Fig 10 50LC Corner Weights and Clearances Sizes 17 20...
Page 13: ...13 Fig 11 50LC Bottom View Sizes 17 20...
Page 14: ...14 Fig 12 50LC Vertical Airflow Sizes 24 26...
Page 15: ...15 Fig 13 50LC Horizontal Airflow Sizes 24 26...
Page 16: ...16 Fig 14 50LC Back View and Condensate Drain Location Sizes 24 26...
Page 17: ...17 Fig 15 50LC Corner Weights and Clearances Sizes 24 26...
Page 18: ...18 Fig 16 50LC Bottom View Sizes 24 26...
Page 21: ...21 Fig 19 Roof Curb Details 14 Size Unit...
Page 22: ...22 Fig 20 Roof Curb Details 17 and 20 Size Units...
Page 23: ...23 Fig 21 Roof Curb Details 24 and 26 Size Units...
Page 30: ...30 Fig 42 50LC 14 26 Electro Mechanical Control Wiring Diagram...
Page 31: ...31 Fig 43 50LC 14 26 RTU Open Control Wiring Diagram...
Page 32: ...32 Fig 44 50LC 14 26 SystemVu Control Wiring Diagram...
Page 35: ...35 Fig 47 Typical Power Wiring Diagram SystemVu Controls 50LC Unit 208 230V Shown...
Page 36: ...36 Fig 48 Typical Power Wiring Diagram SystemVu Controls 50LC Unit 460V 575V Shown...
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