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N700E INSTRUCTION MANUAL
3-59
Set 20: Local Keypad Override (O/R)
Set 21: Local Terminal Override (T/R)
Even when the frequency command (A01) and run command (A02) are set for VFD operation, Keypad (or
local terminal input) can override these commands by activating these terminal bits.
Code
Set Value
Description
C01
20
Set Terminal 1 to O/R (Keypad Override)
C03
21
Set Terminal 3 to T/R (Terminal Override)
C07
0
FW Operation: Terminal 1 to Normal Open
When shorted(Closed): FW Run, When Open: FW Stop
C09
0
FW Operation: Terminal 3 to Normal Open
Caution
: If O/R and T/R switched on simultaneously, O/R has
a priority than T/R. If switched on during VFD running,
the VFD will stop and then operate by given command.
Set 22: PID Integral Reset Override (PIDIR)
Even when the PID controller is activated, PIDIR can force resetting an accumulated integral term.
Code
Set Value
Description
C01
22
Set Terminal 1 to PIDIR
C07
0
FW Operation: Terminal 1 to Normal Open
When shorted(Closed): FW Run, When Open: FW Stop
A70
1 or 2
PID Control or F/F Control
Set 23: PID Disabled (PIDD)
Even when the PID controller is activated, PIDD can override disable the function. When PIDD
becomes activated, VFD Frequency setpoint follows the value in A01.
Code
Set Value
Description
C01
22
Set Terminal 1 to PIDIR
C07
0
FW Operation: Terminal 1 to Normal Open
When shorted(Closed): FW Run, When Open: FW Stop
A70
1 or 2
PID Control or F/F Control
A01
Frequency Command
F01
60
Output Frequency Setpoint
CM1
6
P24
5
4
3
2
1
PIDD
FW(Run)
PIDD
F01
ON
OFF
ON
Output Frequency
CM1
6
P24
T/R
5
4
3
2
1
O/R
CM1
6
P24
5
4
3
2
1
PIDIR