Honeywell UDC2500 User Manual

Page 88

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Configuration

74

UDC2500 Universal Digital Controller Product Manual

4/07

Function Prompt

Lower Display

Selection or Range of

Setting

Upper Display

English

Numeric

Code

English

Numeric

Code

Parameter

Definition

TX_DLY 1005 1 to 500

milliseconds

TX DELAY—Configurable response-delay timer
allows you to force the UDC to delay its response
for a time period of from 1 to 500 milliseconds
compatible with the host system
hardware/software. This parameter is also used for
the IR communications link.

WS_FLT 1006






FP B
FPBB
FP L
FPLB




0
1
2
3

Defines word/byte order of floating point data for
communications. Byte values:

0 1 2 3
seeeeeee emmmmmmm mmmmmmmm mmmmmmmm

Where:
s = sign, e = exponent, m = mantissa bit

0 1 2 3
1 0 3 2
3 2 1 0
2 3 0 1

SDENAB 1007 DIS

ENAB

0
1

SHED ENABLE—Disables/enables shed
functionaliy.

SHDTIM 1008 0 to 255

Sample
Periods

SHED TIME—The number that represents how
many sample periods there will be before the
controller sheds from communications. Each
period equals 1/3 seconds; 0 equals No shed.

Note: If ComSTA is set to MODBUS and if
SHEDENAB is set to DISABL, Shed Time will not
be configurable.

SDMODE 1009

SHED CONTROLLER MODE AND OUTPUT
LEVEL
—Determines the mode of local control you
want when the controller is shed from the
communications link.

LAST 0

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.

MAN 1

TO MAN—MANUAL MODE, SAME OUTPUT—
The controller will return to manual mode at the
same output level that it had before shed.

FSAFE 2

FSAFE—MANUAL MODE, FAILSAFE OUTPUT—
The controller will return to manual mode at the
output value selected at Control prompt FAILSAFE.

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