YASKAWA Varispeed f7, Programming Manual

Page: 13 / 202

Programming 5
Fig. 1 2 & 3-Wire Control Wiring Examples
A1-00 Language Selection
E1-03 V/f Pattern Selection
o2-04 kVA Selection
o2-09 Initialization Specification Selection
A1-04 Password Entry
Setting Range: 0 to 9999
Factory Default: 0
If parameters A1-01 through A1-03 and all of the A2 parameters are locked (unchangeable) they can be unlocked by entering the
correct password number into A1-04.
Once the correct password number is entered and the specified parameters are unlocked, a 2-Wire or 3-Wire initialization will
reset the password to 0000.
A1-05 Select Password
Setting Range: 0 to 9999
Factory Default: 0
When the value set into A1-04 does NOT match the value set into A1-05, parameters A1-01 thru A1-03 and A2-32 cannot be
changed. All other parameters determined by A1-01 can be changed. Parameter A1-05 can be accessed by displaying parameter
A1-04, then press and hold the RESET key along with the MENU key simultaneously.
A2 User Parameters
A2-01 - A2-32 User Parameter
Setting Range: b1-01 to o3-02
Factory Default: <none>
IMPORTANT
Some parameters are unaffected by either the 2-Wire or 3-Wire initialization. The following parameters will
not be reset when parameter A1-03=2220 or 3330:
S1
S2
SN
FWD Run/Stop
REV Run/Stop
2-wire control
Stop
switch
(NC contact) Operation
switch
(NO contact)
Run command (run on momentary close)
Stop command (stop on momentary open)
Forward/reverse command (multi-function input)
Sequence input common
S5
3-wire control
2-wire control
FWD/REV