Vfd68Dxx Drives; Configuring Ext Mode Using Analog Inputs; Vfd68Bxx And Vfd68Cxx Drives - Johnson Controls Penn VFD68D Series Technical Bulletin

VFD68Dxx Drives

Verify that the VFD68 drive is in PU Manual Override Mode (with no jumper between SD and STF).
1. If the PU icon is not on, press
on the display.
2. Press or
RUN
FWD
3. Press until the motor runs at maximum speed (50 or 60 Hz).
4. Verify that the motor FLA is correct using one of the following methods:
• Use a clamp-on amp meter
• Press until the A icon (Amperes) illuminates and replaces the Hz icon (frequency).
SET
5. Press to stop the output to the motor.
STOP STOP
RESET RESET

Configuring EXT Mode Using Analog Inputs

VFD68Bxx and VFD68Cxx Drives

Verify that the VFD68 is in PU mode with no jumper between SD and STF (Figure 39 on page 56).
1. Verify that the jumper above terminal SC (Figure 39) is set to SINK.
2. Verify that the AI2 mode switch to the left of terminal A (Figure 39) is set to V for applications with 0–5 V or
0–10 V voltage input or set to I for applications with 4–20 mA current input.
3. Exit the PU (manual operation) mode by pressing
to connect SD to STF.
The VFD68 is now commissioned, is in the external operation mode, and is ready to run the motor using the
analog inputs.

VFD68Dxx Drives

After the motor FLA and speed have proven to be acceptable, follow the procedure in Restarting the Motor
After It Has Stopped on page 70.
The VFD68 drive is now commissioned, is in the external operation mode, and is ready to run the motor using
the analog input.
until OP.nd appears on the display, then press
MODE
to start the VFD68 output to the motor. The RUN icon appears on the display.
VFD68 Variable Frequency Drives
PU
until the EXT LED is highlighted, then use a jumper
EXT
57
until PU PU appears