Worcester controls – Flowserve Worcester Controls Electri-SAFE DataFlo User Manual

Page 7

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FCD WCAIM2048-01

Electri-SAFE DataFlo Digital Electronic Positioner

7

Flow Control

Worcester Controls

4.4 Program Mode (Data Entry Parameters)

The table below shows all programmable parameters, their display name and data range.

Parameter

Minimum

Maximum

Name Display

Numeric Value

Numeric Value

Pick List Values

Description

Notes

CodE

0000

9999

Security code

Addr

1

255

Communications address

Ocur

4-20, 0-20

Optional current output module range

Sdir

riSE, FALL

Setpoint direction

SPrS

0.0 %

99.9 %

Split range start point.

SPrE

0.1 %

100.0 %

Split range end point.

OPEn

0 sec

200 sec

Ramp open (CCW) time.

1

CLOS

0 sec

200 sec

Ramp close (CW) time.

1

SFc

Lin, FrE1, FrE2,

Setpoint function (linear or curve select)

FrE3, FrE4

dEbA

0.3 %

10.0 %

Auto

Positioning deadband

2

SPOS

0.0 %

100.0 %

HOLd

Loss of setpoint signal position

SPt

0 sec

9999 sec

Loss of setpoint dwell time

PPOS

0.0 %

100.0 %

HOLd

Power-on position

PPt

0 sec

9999 sec

Power-on position dwell time

yA

0.0 %

100.0 %

Positioner lower (CW) rotational limit

3

yE

0.0 %

100.0 %

Positioner upper (CCW) rotational limit

3

yCLS

yES, no

Tight valve shutoff operation.

4

yOPn

yES, no

Full open valve operation.

5

bAUd

1200, 2400, 4800,

Communications rate.

9600, 19200, 38400

CyS

Valve total travel time
(from full CW to full CCW and back).

6

CyCn

Total number of valve cycles.

AdE

Deviation alarm time.

6

AHi

0.0 %

100.0 %

Valve high (CCW) position alarm.

ALo

0.0 %

100.0 %

Valve low (CW) position alarm.

SLxx

0.0 %

100.0 %

Free curve vertices (see section 4.4.10)

PrSt

yES, no

Option to set all parameters to their
default values (see section 4.4.17).

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