Chapter 6: Programming Features
Firmware – S2011 and S3012
Revision: 1 (9/98)
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© Saftronics, Inc.
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Auxiliary Analog Input Selection (n043)
To change the control circuit Terminal FI input level, set constant n043.
Setting
FI Terminal Input Level
0
0 to 10 V input
1
4 to 20 mA input
NOTE:
To set constant n043 to 0, cut jumper J1 on the Inverter control PC board.
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Frequency Reference Retention (n044)
Effective when UP/DOWN or Sample/Hold commands are selected for multi-function contact inputs. To retain the
held frequency reference at power OFF, set constant n044 to 0.
Setting
Description
0
Hold reference retained in frequency reference 1 (constant n025)
1
Not retained
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Operation Method for Frequency Reference Loss Detection (no45)
Select operation in case the frequency reference from control circuit terminal decreases rapidly.
Setting
Description
0
No detection
1
Continue to run at 80% of Fmax.
(Operation when 1 is selected)
If frequency reference decreases by 90% within 400ms, operation is performed at 80% of the reference reached
before decreasing.
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