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What is the meaning of ASC scaling for the setting of Analogue output of ATS48 Soft Starter.
Refer to attached document; there is a formula for AO assignment.

For motor current, please see below: ---

Is = 20ma * [X(%) /ASC].

Where “X” represents the percentage reading compared to the nominal value selected (motor nominal current, nominal torque ...).

Example:

AO (Analog Output) => OCr : Motor current

O4 (Configuration of the type of signal supplied by output AO) => -020:0-20mA signal

ASC range is from 50 to 500% and factory setting is 200.

And for Example: if you program In = 120A as per Motor detail then X will be equal to 100% if 120A read by ATS48 [means=>120 A monitored by Motor Current (LCr) parameter from displayed menu (SUP)].

So, if ASC = 200%.

Then AO will be :=> 20ma * [X(%) /ASC].

=> 20mA *[100/200] = 10 mA

Schneider Electric India

Attachment(s)
ATS48_AO Analog output assignment calculation.zip [23.14 KB]
What is the meaning of ASC scaling for the setting of Analogue output of ATS48 Soft Starter.
Refer to attached document; there is a formula for AO assignment.
 
For motor current, please see below: ---
 
Is = 20ma * [X(%) /ASC].
 
Where “X” represents the percentage reading compared to the nominal value selected (motor nominal current, nominal torque ...).
 
Example:
 
AO (Analog Output) => OCr : Motor current
 
O4 (Configuration of the type of signal supplied by output AO) => -020:0-20mA signal
 
ASC range is from 50 to 500% and factory setting is 200.
 
And for Example: if you program In = 120A as per Motor detail then X will be equal to 100% if 120A read by ATS48 [means=>120 A monitored by Motor Current (LCr) parameter from displayed menu (SUP)].
 
So, if ASC = 200%.
 
Then AO will be :=> 20ma * [X(%) /ASC].
 
                         => 20mA *[100/200] = 10 mA

Schneider Electric India

Attachment(s)
ATS48_AO Analog output assignment calculation.zip [23.14 KB]
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