Rockwell Automation 140G-NTK-E12 LSIG and LSIG-MM Release User Manual

Page 35

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DIR 1000587R0002 (L3821)

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4.1.2 Measurements Menu table
For convenience, the table related to Measurements Menu for release with Measuring module is shown, and is already included in the chapter

dedicated to LSIG-MM .

Parameter/Function

Values

Notes

Historical

Trips

List of trips

data

Events

Events Log

Measurements

Maximum current

Reset measurements

Peak

Peak value/RMS value

factor

Available as self-powering

Contact wear

Percentage of wear on contacts

Wave forms

Current I1/I2/I3/Ne

Refresh

Hamonics

4.1.3. Measurements Menu

4.1.3.1 Historicals

4.1.3.2 Trips
Below, an example of a page related to a last trip, is included. You can access said page by selecting Trips via the path Measurements/Historicals/

Trips. This page shows the values related to type of protection tripped (L, as regards the example in question).

4.1.3.3 Events
The following table shows a typical page concerning the latest events Log. You can access said page by selecting Events via the path Measu-

rements/Historicals/Events.

4.1.3.4 Measurements
It is possible, in this sub-menu, to display the following measurements:

I max - Maximum current
Reset - Reset measurements

4.1.3.5 Contact wear
This submenu displays the percentage of CB contact wear.

4.1.3.6 Wave forms

1/7

Trip, measures, log

Power factor

Energy

Historicals

Measures

From the “Measurements/Historicals” menu, a whole set of further measurements can be accessed.

n. 02

L Protection
I1:

625 A

I3:

623 A

I2:

617 A

Ne: > 10.0 kA

Jan 06, 2013

08:52:11:733

Last Trip

Time (hour and minute) of CB tripping

Meter: counts by progression (0 ... 65535) from date of

last trip resetting. It displays the latest of the most recent

20 trips that can be selected.

n. 01

Vaux On

1

Jan 10, 2013

08:52:11:733

Events Log

Meter: indicates “Last” and measures the previous

events according to a -1, -2 progression to up to -80

(e.g. second-last -1)

When you access this menu page, 120 samples of the wave form of selected phase are acquired and

displayed. When you press the ↵ key, a new wave form is acquired and displayed. Using the ↑ or ↓ keys,

you can display the wave forms on the other measurement channels (L1, L2, L3, Ne, Gt).

I1 = - - -

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