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E. status/command word bit usage, continued – Fairbanks FB2550 DAT SERIES DRIVER ACCESS TERMINAL User Manual

Page 142

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Appendix I: Fieldbus Interface Reference Data

2/2013

142

51303 Rev. 1

E. STATUS/COMMAND WORD BIT USAGE, CONTINUED

SCALE ID

WORD 0

BITS 0,1,2

Command:

Changes Instrument display to applicable scale.

Status:

Value is the scale id if the scale is selected, from instrument
keyboard or Fieldbus, else the value is zero.

MOTION

WORD

0

BIT

3

Command:

Not

applicable.

Status:

Indicates that the scale senses motion.

OVER CAPACITY

WORD 0 BIT 4

Command:

Not

applicable.

Status:

Indicates that the scale is at 105% of capacity. If this condition is
true the gross weight is sent to the Fieldbus as the scale
capacity.

WITHIN 2% CAPACITY

WORD 0

BIT 5

Command:

Not

applicable.

Status:

Scale is within a range of +/- 2% of capacity and zero.

ENABLE

TARE

WORD

0

BIT

6

Command:

Enable

keyboard

tare or auto tare weight.

Status:

Tare

weight

enabled.

DISABLE

TARE

WORD

0

BIT

7

Command:

Disable keyboard tare and auto tare weight.

Status:

Tare

weight

disabled.

LB WEIGHT UNITS

WORD 0

BIT 8

Command:

Switch scale to lb units.

Status:

Scale is indicating in lb units.