Honeywell Universal Digital Controller UDC 3300 Manual de usuario descargar pdf (Pagina 149)

4/00 UDC 3300 Process Controller Product Manual 137

Lower Display

Prompt

Upper Display

Range of Setting

or Selection

Parameter

Definition

SHEDMODE

LAST

TOAUTO

FSAFE

To MAN

SHED CONTROLLER MODE AND OUTPUT LEVEL—

Determines the mode of local control you want when the

controller is shed from the communications link.

Note: If COMSTATE = MODBUS or MB3K and if

SHEDENAB=DISABLE, this prompt will not be

configurable.

LAST—SAME MODE AND OUTPUT—The controller will

return to the same mode (manual or automatic) at the

same output level that it had before shed.

ToAUTO—AUTOMATIC MODE, LAST SP—The controller

will return to the automatic mode and the last setpoint

used before shed.

FSAFE—MANUAL MODE, FAILSAFE OUTPUT—The

controller will return to manual mode at the output value

selected at Control prompt FAILSAFE.

TO MAN—MANUAL MODE, SAME OUTPUT—The

controller will return to manual mode at the same output

level that it had before shed.

SHED SP

TO LSP

TO CSP

SHED SETPOINT RECALL

Note: If COMSTATE = MODBUS or MOD3K and if

SHEDENAB=DISABLE, this prompt will not be

configurable.

TO LSP—Controller will use last local or remote setpoint

used.

TO CSP—When in “slave” mode, the controller will store

the last host computer setpoint and use it at the Local

setpoint. When in “monitor” mode, the controller will shed

to the last UDC Local or Remote setpoint used, and the

LSP is unchanged.

UNITS

(RS422/485 ASCII only)

PERCNT

ENG

COMMUNICATION UNITS—This selection determines

how the controller values are expressed (on both loops)

during communications.

PERCENT OF SPAN

ENGINEERING UNITS

CSP RATO

–20.0 to 20.0 LOOP 1 COMPUTER SETPOINT RATIO—Computer

setpoint ratio for Loop 1.

CSP BIAS

–999. to 9999.

(engineering units)

LOOP 1 COMPUTER SETPOINT BIAS—Computer

setpoint bias for Loop 1.

CSP2RATO

–20.0 to 20.0 LOOP 2 COMPUTER SETPOINT RATIO—Computer

setpoint ratio for Loop 2.

CSP2BIAS

–999. to 9999

(engineering units)

LOOP 2 COMPUTER SETPOINT BIAS—Computer

setpoint bias for Loop 2.

1 2 ... 144 145 146 147 148 149 150 151 152 153 154 ... 293 294

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Honeywell Universal Digital Controller UDC 3300 Manual de usuario Pagina 149

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