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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