Omron VARISPEED E7 IP54 Kurzanleitung Seite 21

Param-
Name
eter No.
V/f Pattern Settings
Input voltage This setting is used as a reference
E1-01
setting value for protection functions.
Output Voltage (V)
Max. output
E1-04 frequency
(FMAX)
Max. output
E1-05 voltage
(VMAX)
Base fre- To set V/f characteristics in a straight
E1-06
quency (FA) line, set the same values for E1-07
and E1-09. In this case, the setting for
E1-08 will be disregarded.
Always ensure that the four frequen-
Base Voltage
cies are set in the following order:
E1-13
(VBASE) E1-04 (FMAX) ≥ E1-06 (FA) > E1-07
(FB) ≥ E1-09 (FMIN)
Motor Data Settings
Motor rated
E2-01
current
Sets the motor data. Set the correct
Motor no-load
E2-03 values if the thermal motor protection
current
is used.
Motor line-to-
E2-05
line resistance
Digital I/O Settings
Terminal S3 to Refer to
H1-01
to S7 function tion Selections (H1-01 to H1-05)
H1-05
selection list of selections
Terminal M1-
H2-01
M2 and M3- Refer to
and
M4 function tion Selections
H2-02
selection
Analog I/O Settings
Selects the signal level input at multi-
function analog input A2.
Analog input
0:0 to +10V (11 bit).
H3-08 A2 signal level
2:4 to 20 mA (9-bit input).
selection 3:0 to 20 mA (9-bit input)
Ensure to switch S1-2 to "V" before
using a voltage input.
Analog input
Selects the multi-function analog
H3-09 A2 function
input function for terminal A2.
selection.
Selects on which terminal the main
frequency reference can be input.
Terminal A1/
0:Use analog input 1 on terminal
H3-13
A2 switching A1 for main frequency reference.
1:Use analog input 2 on terminal A2
for main frequency reference.
Terminal FM
H4-01 monitor selec-
Sets the number of the monitor item
tion
to be output (U1-
Terminal AM
AM.
H4-04 monitor selec-
tion
Sets the analog output AM gain.
Terminal AM Sets the percentage of the monitor
H4-05
gain value that is equal to 10V output at
terminal AM.
Description
Frequency (Hz)
page 22, Digital Input Func-
for a
page 22, Digital Output Func-
for a list of selections
) at terminal FM/
Param-
Name
eter No.
Motor Protection
0:Disabled
1:General-purpose motor protection
(fan cooled motor)
2:Inverter motor protection (externally
Motor protec-
cooled motor)
L1-01
3:Vector motor protection
tion selection
When the Inverter power supply is
turned off, the thermal value is
reset, so even if it is enabled, pro-
tection may not be effective.
Power Loss Ride Through
0:Disabled (DC bus undervoltage
(UV1) detection)
1:Enabled (Restarted when the power
returns within the time set in L2-02.
Momentary
When L2-02 is exceeded, DC bus
L2-01 power loss
undervoltage is detected.)
detection
2:Enabled while CPU is operating.
(Restarts when power returns dur-
ing control operations. Does not
detect DC bus undervoltage.)
Stall Prevention
0:Disabled (Acceleration as set.
With a heavy load, the motor may
stall.)
1:Enabled (Acceleration stopped
when L3-02 level is exceeded.
Stall preven-
Acceleration starts again when the
L3-01 tion selection
current has fallen below the stall
during accel
prevention level).
2:Intelligent acceleration mode (Using
the L3-02 level as a basis, accelera-
tion is automatically adjusted. Set
acceleration time is disregarded.)
Stall preven- Effective when L3-01 is set to 1 or 2.
L3-02 tion level dur- Set as a percentage of Inverter rated
ing accel current.
0:Disabled (Deceleration as set. If
deceleration time is too short, a
DC bus overvoltage may result.)
1:Enabled (Deceleration is stopped
when the DC bus voltage exceeds
the stall prevention level. Decelera-
tion restarts when the voltage falls
Stall preven-
below the stall prevention level
again.)
L3-04 tion selection
2:Intelligent deceleration mode
during decel
(Deceleration rate is automatically
adjusted so that the Inverter can
decelerate in the shortest possible
time. The set deceleration time is
disregarded.)
When a braking option (Braking Unit)
is used, always set to 0.
0:Disabled (Runs as set. With a
heavy load, the motor may stall.)
Stall preven-
1:Deceleration using deceleration
L3-05 tion selection
time 1 (C1-02.)
during running
2:Deceleration using deceleration
time 2 (C1-04.)
Stall preven- Effective when L3-05 is 1 or 2.
L3-06 tion level dur- Set as a percentage of the Inverter
ing running rated current.
Fault Restart
Sets the number of auto restart
Number of attempts.
L5-01 auto restart Automatically restarts after a fault and
attempts conducts a speed search from the run
frequency.
Description
EN-20