YASKAWA CIMR-ZU A Series Programming Manual page 75

For hvac fan and pump, 200/400 v class: 2.2 to 110/370 kw 3 to 150/500 hp
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Settin
A6
BP BAS Interlock
A7
BP Customer Safeties
A8
PI2 Disable (N.O.)
A9
PI2 Disable (N.C.)
AA
PI2 Inverse Operation
AB
PI2 Integral Reset
AC
PI2 Integral Hold
Settin
ire Se uence
The digital input programmed for 3-Wire control becomes the forward/reverse directional input, S1 becomes the Run command
input, and S2 becomes the Stop command input.
The drive starts the motor when the input S1 set for the Run command closes for longer than 2 ms. The drive stops the operation
when the Stop input S2 is released. When the digital input programmed for a forward/reverse operation is open, the drive is
set for forward operation. When the digital input is closed, the drive is set for reverse operation.
Input the Run and Stop commands via S1 and S2 when selecting a 3-Wire sequence.
Note:
Run command
Stop command
Forward/reverse
command
Motor speed
1. The Run command must be closed for more than 2 ms.
Note:
2. If the Run command is active at power up and b1-17 = 0 (Run command at power up not accepted), the AUTO LED will flash to indicate
that protective functions are operating. If required by the application, set b1-17 to 1 to automatically issue the Run command upon drive
power up.
A NING Sudden Movement Hazard. Ensure start/stop and safety circuits are wired properly and in the correct state before applying
power to the drive. Failure to comply could result in death or serious injury from moving equipment.
A NING Sudden Movement Hazard. The drive may start unexpectedly in reverse direction after power up if it is wired for 3-Wire sequence
but set up for 2-Wire sequence (default). Make sure b1-17 is set to "0" (drive does not accept a Run command active at power up). When
initializing the drive use 3-Wire initialization. Failure to comply could result in death or serious injury from moving equipment.
Settin s
and
Multi Step Speed e erence 1 and 2
Switches multi-step speed frequency references d1-01 to d1-04 by digital inputs.
for details.
58
Settin
o
e erence Selection
The Jog frequency set in parameter d1-17 becomes the frequency reference when the input terminal closes.
Frequency Reference on page 58
Function
Stop Switch
Run Switch
(N.C.)
(N.O.)
Fi ure 1
2 ms min.
Can be either ON or OFF
OFF (forward)
S
o t
p
Forward
Fi ure 1 1
for details.
Pa e
Settin
AD
Select PI2 Parameters
83
AE
BP Bypass Run
83
AF
Emergency Override Forward Run
83
B0
Emergency Override Reverse Run
83
B1
Customer Safeties
83
B2
BAS Interlock
83
84
DRIVE
S1
Run Command (Runs when Closed)
S2
Stop Command (Stops when Open)
S5
FWD/REV (Multi-Function Input)
(H1-05 = 0)
SN
Standard Digital Input Common
ire Se uence
irin Dia ram
2 ms min.
ON (reverse)
R
e
v
e
s r
e
S
o t
p
ire Se uence
Refer to d1: Frequency Reference on page
1 7
erminal Functions
Function
Can be
ON or OFF
Forward
Refer to d1:
Pa e
84
84
84
84
84
84
1
7

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