Chapter 12: Constant List
Firmware – S2011 and S3012
Revision: 1 (9/98)
86
© Saftronics, Inc.
Table 27
Constant List (Continued)
Constant
Function Name
Description
Factory
Setting
n038
Multi-function contact input selection
(Terminal S5)
Set items are same as n035
9
n039
Multi-function contact input selection
(Terminal S6)
Set items are same as n035
25
:
UP/DOWN command
26
:
Loop test (MEMOBUS)
10
N040
Multi-function contact output selection
(Terminal MA
−
MB
−
MC)
0
: Fault
1
: During running
2
: Frequency agree
3
: Desired frequency agree
4
: Frequency detection 1
5
: Frequency detection 2
6
: Overtorque detection (NO contact)
7
: Overtorque detection (NC contact)
8
: During baseblock
9
: Operation mode
10 : Inverter operation ready
11 : Timer function
12 : Automatic restart
13 : OL pre-alarm
14 : Frequency reference loss
15 : Output from serial communication (DO function)
16 : PID feedback loss
17 : OH1 alarm
0
n041
Multi-function contact output selection
(Terminal M1
−
M2)
Set items are as same as n040
1
n042
Master analog input selection
(FV or FI Terminal)
0
:
0 to 10V input (FV)
1
:
4 to 20mA input (FI)
0
n043
Auxiliary analog input selection (FI
Terminal)
0
:
0 to 10V input (Jumper must be cut)
1
:
4 to 20mA input
1
n044
Frequency reference retention
0
:
Held reference retained in frequency reference 1 (constant
n025)
1
:
Not retained
0
n045
Operation method for freq. ref. loss
detection
0
:
No detection
1
:
Continue to run at 80% previous ref.
0
n046
Frequency reference gain
(same as Fgain LED)
Unit
:
1%
Setting range :
0 to 200%
100%
n047
Frequency reference bias
(same as Fbias LED)
Unit
:
1%
Setting range :
−
100 to 100%
0%
n048
Multi-function analog output (AM
−
AC)
(Setting)
(Monitor)
0
:
Output frequency
1
:
Output current
2
:
Output power
3
:
DC bus voltage
0
n049
Analog monitor gain
Unit
:
0.01
Setting range :
0.01 to 2.00
1
n050
Carrier frequency
1, 2, 4, 5, 6
:
Set value
5
2.5kHz
3
:
8.0kHz
7, 8, 9
:
Proportional to output frequency of 2.5kHz maximum
kVA
dependent
n051
Momentary power loss ridethrough
method
(Setting)
(Method)
0
:
Not provided
1
:
Continuous operation after power recovery within
the time set in n055
2
:
Continuous operation after power recovery within
control logic time (no fault output)
0
n052
Speed search level
(decel time is 2 seconds except 4
seconds for 200V/400V, 55kW or
above)
Unit
:
1%
Setting range :
0 to 200%
100% = INV rated current
110%
n053
Minimum baseblock time
Unit
:
0.1 seconds
Setting range :
0.5 to 5.0 seconds
kVA
dependent
n054
V/f reduction level during speed
search
Unit
:
1%
Setting range :
0 to 100%
kVA
dependent
n055
Power loss ridethru time
Unit
:
0.1 seconds
Setting range :
0.0 to 2.0 seconds
kVA
dependent
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