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Fairbanks X SERIES PR 5220 ETHERNET TRANSMITTER User Manual

Page 57

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Section 5: Commissioning

05/11 58

51209 Revision 2

5.7.5

Configuring Limit Values


Each limit value consists of a switch-on and a switch-off point for definition of a hysteresis. The
three pairs of values must be entered according to the same principle. The limit values always refer
to the gross weight. Values between -0.01 x Max and 1.01 x Max of the relevant scale are
permissible.

Setup

Serial ports parameter

Operating parameter

Fieldbus parameter

Network parameter

Calibration

Limit parameter

Press

and

Digital I/O parameter

to select [Limit parameter]

Setup/Limit parameter

Determine the limit values

Limit 1 on

890 kg

Action

-no action-

Limit 1 off

900 kg

Action

-no action-

Limit 2 on

300 kg

Action

-no action-

Limit 2 off

290 kg

Action

-no action-

Setup/Digital I/O parameter

Assign the outputs

Output 1

limit 1 out

X16=

1

Output 2

limit 2 out

X17=

1


Example:

The output signal (Limit 1
out) of limit 1 switches OFF
above a weight of 900 kg.
The output signal (Limit 2
out) of limit 2 switches OFF
below a weight of 290 kg.
Both limit values have a
hysteresis of 10 kg.

In the event of a power
failure, the two outputs go to
OFF, thus indicating underfill
and overfill at the same time.