Specifications

Chapter 12: Constant List
Firmware – S2011 and S3012
Revision: 1 (9/98) 85 © Saftronics, Inc.
Table 27 Constant List (Continued)
Constant Function Name Description
Factory
Setting
n022 Deceleration time 2
Unit : 0.1 seconds (1 seconds for 1000 seconds and
above)
Setting range : 0.0 to 3600 seconds
10.0 seconds
n023
S−curve selection
(Setting) (S−curve time)
0 : S−curve not provided
1 : 0.2 seconds
2 : 0.5 seconds
3 : 1.0 seconds
1
n024 Display mode
(Setting) (Unit)
0 : 0.1 Hz
2 to 39 : RPM (input # of motor poles)
40 to 3999 : custom
0
n025
Frequency reference 1
(same as Fref LED)
Setting depends on n024 setting
Range : 0 to 9999
0.0Hz
n026 Frequency reference 2
Setting depends on n024 setting
Range : 0 to 9999
0.0Hz
n027 Frequency reference 3
Setting depends on n024 setting
Range : 0 to 9999
0.0Hz
n028 Frequency reference 4
Setting depends on n024 setting
Range : 0 to 9999
0.0Hz
n029 Jog frequency
Setting depends on n024 setting
Range : 0 to 9999
6.0Hz
n030 Frequency reference upper limit
Unit : 1%
Setting range : 0 to 100%
100%
n031 Frequency reference lower limit
Unit : 1%
Setting range : 0 to 100%
0%
n032
Motor rated current
(same as FLA LED)
Unit: 0.1A Range: 10 to 200% INV rated
Unit is 1A, when setting is more than 1000A
kVA
dependent
n033
Motor overload protection selection
(OL1)
(Setting) (Characteristics)
0 : No protection
1 : Standard motor (time constant 8 minutes)
2 : Standard motor (time constant 5 minutes)
3 : Inverter motor (time constant 8 minutes)
4 : Inverter motor (time constant 5 minutes)
1
n034 Stopping method selection (OH1)
(Setting) (Stop Method)
0 : Ramp to stop − Decel 1 (fault)
1 : Coast to stop (fault)
2 : Ramp to stop − Decel 2 (fault)
3 : Inverter motor (time constant 8 minutes)
3
n035
Multi-function contact input selection
(Terminal S2)
0 : REV RUN command (2-wire sequence)
1 : FWD/REV RUN command (3-wire sequence)
2 : External fault (NO contact input)
3 : External fault (NC contact input)
4 : Fault reset
5 : LOCAL/REMOTE selection
6 : Serial communication/control circuit terminal selection
7 : Fast stop
8 : Master frequency reference input level selection
9 : Multi-step speed reference
10 : Multi-step speed reference
11 : Jog frequency selection
12 : Accel/decel time selection
13 : External baseblock (NO contact input)
14 : External baseblock (NC contact input)
15 : Search command from maximum frequency
16 : Search command from set frequency
17 : Constant setting enable/disable
18 : PID integral value reset
19 : PID Control disable
20 : Timer function
21 : OH3 (Inverter overheat alarm)
22 : Analog reference sample/hold
0
n036
Multi-function contact input selection
(Terminal S3)
Set items are same as n035 2
n037
Multi-function contact input selection
(Terminal S4)
Set items are same as n035 4
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