Worcester actuation systems – Flowserve DRC-17 User Manual

Page 18

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18

DataFlo Digital Electronic Remote Controller DRC17

WCAIM2058

4.6.3 Setting Default Factory Parameter Values

Press either the

or

key until the parameter name

Dflt appears on the display.

Press the ENT key and the value will begin blinking.

Change the value to YES.

Press the ENT key. The display will show Loading as the
default parameters are being set.

Factory Default Parameters

Parameter
Name

Factory

Parameter

Display

Default

Communications address

Unit Adr

1

Optional current output module range

Curr Rng

4-20

Proportional term for controlling algorithm P-term

1000

Integral term for controlling algorithm

I-term

60

Derivative term for controlling algorithm

D-term

10

Cycle interval

Cyc Intr

1.5

Filtering time window

Flt Time

0.8

Gear backlash time

Bkl Time

600

Torque time

Trq Time

0

Deadband

Dead Bnd

0.5

Controller direct action

Action

RISE

Cycle interval reset option

Cyc Res

ON

Invalid signal position or action

SigErPos

NON

Invalid shaft position reading action

FBErrAct

NONE

Power-On Position

Pon Posn

0.0

Power-On Position Time

Pon Time

0

Lowest position valve is allowed to reach

LoPosLim

0.0

Highest position valve is allowed to reach HiPosLim

100.0

Time motor brake is applied

Brk Time

0.25

Valve cycle counter

CyCount

Unaffected

Valve shaft high position alarm point

HiPosAlr

100.0

Valve shaft low position alarm point

LoPosAlr

0.0

Serial communications bit rate

Com Rate

38400

Manual Setpoint

Disabled

System Decimal Point

(none)

NOTE: The following default values are determined based on the type
of element used (in the case of a thermocouple) and the degree units
used. MIN will be 0°C or 32°F for thermocouples and –200°C or
–300°F for RTDs. MAX can be found in the table at the bottom of
the column.

Factory Default Parameters

Parameter

Analog

Name

Module

Factory

Parameter

Display

Default

Default

Process low alarm point

PrLo Alr

0

MIN

Process high alarm point

PrHi Alr

100

MAX

Process lower value

PrLo Eng

0

MIN

in engineering units

Process upper value

PrHi Eng

100

MAX

in engineering units

Setpoint lower value

SpLo Eng

0

MIN

in engineering units

Setpoint upper value

SpHi Eng

100

MAX

in engineering units

Type

J

K

E

T

RTD

°F

900

999

650

750

999

°C

500

550

350

400

800

Flow Control

Worcester Actuation Systems

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