MA7200 PLUS Operating Manual
TECO – Westinghouse Motor Company App-2 Fan and Pump
PRGM
DRIVE
DSPL
EDIT
ENTER
Sn – 01 -
key twice
Inverter Capacity
Reverse Operate
Sn – 08 -
Sn – 08 =
0
EDIT
ENTER
key to
save
Allow Reverse
Sn – 08 =
1
Inhibit Reverse
Flashing
Flashing
To set the parameter
Sn-08 = 1;
Keypad Steps
Resulting Display
1 - Press the
2 - Press the
3 - Press the
key until display shows
4 - Press the
key
5 - Press the
key
6 - Press the
(Inhibit reverse operation)
key
An – 01 -
Freq. Cmd. 1
Entry Accepted
2 Seconds
Sn – 08 =
1
Inhibit Reverse
Flashing
PRGM
DRIVE
7 - Press the
Key to return to the main display.
Press the
RUN
key, and check the fan or pump direction of rotation. If the direction is not correct, press the
STOP
key
and wait until the fan or pump has come to a complete
stop.
Next,
Power Down the inverter.
Danger
After the power has been turned OFF, wait at least 5 minutes until the charge indicator extinguishes
completely before touching any wiring, circuit boards or components.
Reverse any
two
of the fan or pump motor connections at the inverter ( U(T1),V(T2), or W(T3) ). Next, following
STEP
2,
Power-up
the inverter; the motor direction should now be correct.
Step 5 -
Start / Stop Control Method
The start / stop method of control is set by parameter
(Sn – 04)
and
is initially set to
=
0 (keypad)
,
as factory default
.
If
External
contact control is desired then
power down
the drive and make the connections to the control terminals
following the previous wiring diagram A-2.13.1a or A-2.14.1a. After
power-up
, set Sn-01 = 1 (External Contact) using
the following keypad navigation procedure.
Cont.