Volt decr time, Voltage command, Volt select – Rockwell Automation 1336F PLUS II Custom Firmware Inst. - EN916 User Manual

Page 2: Volt preset, Volt trim, Volt command ref

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EN916 - Variable Voltage Control

Voltage Control

[Volt Decr Time]

This value determines the time it will take the drive to ramp
from [Maximum Voltage] to 0 Volts when [Control Select]
is set to “Variable Voltage”. The rate determined by this
value and [Maximum Voltage] is linear.

Parameter Number

335

Parameter Type

Read and Write

Display Units / Drive Units

0.1 Second / Seconds x 10

Factory Default

10.0 Sec

Minimum Value

0.0 Sec

Maximum Value

3600.0 Sec

[Voltage Command]

This parameter displays the commanded voltage value
from the reference specified by [Volt Select].

Parameter Number

336

Parameter Type

Read Only

Display Units / Drive Units

1 Volt / 4096 = Drive Rated Volts

Factory Default

None

Minimum Value

0 Volts

Maximum Value

120% Rated Drive Output Voltage

[Volt Select]

This parameter specifies which input signal will be used
as the [Volt Command] reference when [Control Select] is
set to “Variable Voltage”.

Parameter Number

337

Parameter Type

Read and Write

Factory Default

“Volt Preset”

Units

Display Drive

“Analog In 0” 0
“Analog In 1” 1
“Analog In 2” 2

“Volt Preset” 3

Refer to [Volt Preset] Value

“Adapter 1-6” 4-9

“Volt Cmd Ref” 10 Refer to [Volt Command Ref] Value

“Pre+AI0 Trim” 11 Refer to [Volt Trim%] Value
“Pre+AI1 Trim” 12
“Pre+AI2 Trim” 13

“Pre+Trim Ref” 14 Refer to [Volt Trim% Ref] Value

[Volt Preset]

This parameter specifies the output voltage setpoint value
when [Volt Select] is set to “Volt Preset”.

Parameter Number(s)

338

Parameter Type

Read and Write

Display Units / Drive Units

1 Volt / 4096 = Drive Rated Volts

Factory Default

0 Volts

Minimum Value

0 Volts

Maximum Value

120% Drive Rated Volts

[Volt Trim%]

This parameter specifies the volt trim% value when [Volt
Select] is set to “Pre + AIx Trim”. The value represents

±

Volt Trim% of [Rated Voltage].

Minimum Input = –Volt Trim% Value
Mid-Point Input = No Trim
Maximum Input = +Volt Trim% Value

Parameter Number

339

Parameter Type

Read and Write

Display Units / Drive Units

1% / 4096 = 100%

Factory Default

10%

Minimum Value

0%

Maximum Value

+100%

[Volt Command Ref]

This parameter specifies the drive output voltage when
[Volt Select] is set to “Volt Cmd Ref”. The parameter value
is cleared at power-up and is not retained in eeprom
storage. This parameter is intended to be used with a
SCANport communications adapter via the [Data In xx]
Adapter I/O parameters.

Parameter Number(s)

340

Parameter Type

Read and Write

Display Units / Drive Units

1 Volt / 4096 = Drive Rated Volts

Factory Default

0 Volts

Minimum Value

0 Volts

Maximum Value

120% Drive Rated Volts

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