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Parameter and variable descriptions – Rockwell Automation 1557 MEDIUM VOLTAGE AC DRIVE User Manual

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PARAMETER AND VARIABLE DESCRIPTIONS

1557-UM050F-EN-P – June 2013



24 Analog I/O Variables

Analog Input 1L [Analog input 1L]
Linear number:

353

Minimum value:

-10.00 V

Maximum value:

9.99 V

Analog Output Scaling: 1.0 V = 1.0 V
This variable is the value in volts of analog input 1L (analog speed command 0).

Analog Input 1M [Analog input 1M]
Linear number:

355

Minimum value:

-10.00 V

Maximum value:

9.99 V

Analog Output Scaling: 1.0 V = 1.0 V
This variable is the value in volts of analog input 1M (analog speed command 8).

Analog Input 2M [Analog input 2M]
Linear number:

356

Minimum value:

-10.00 V

Maximum value:

9.99 V

Analog Output Scaling: 1.0 V = 1.0 V
This variable is the value in volts of analog input 2M (static pressure in converter cubicle).

Analog Output 4L [Analog output 4L]
Linear number:

365

Minimum value:

-10.00 V

Maximum value:

9.92 V

Analog Output Scaling: 1.0 V = 1.0 V
This variable is the nominal value in volts of the variable assigned to analog output 4L after scaling and offset
addition.

This variable was added in Rev 5.00 and is not present in 4.xx. Prior to Rev 4.60/5.00 linear number 365 was
assigned to variable SCANport Input, which has been moved to the Control Owners group and renumbered
398.

Analog Output 5L [Analog output 5L]
Linear number:

357

Minimum value:

-10.00 V

Maximum value:

9.92 V

Analog Output Scaling: 1.0 V = 1.0 V
This variable is the nominal value in volts of the variable assigned to analog output 5L after scaling and offset
addition.

Analog Output 6L [Analog output 6L]
Linear number:

358

Minimum value:

-10.00 V

Maximum value:

9.92 V

Analog Output Scaling: 1.0 V = 1.0 V
This variable is the nominal value in volts of the variable assigned to analog output 6L after scaling and offset
addition.