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Pair 1, Pair 2 – Tecfluid Cables For FLOMAT Series User Manual

Page 2

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1. INTRODUCTION

When an installation requires that the electromagnetic sensor is separated from the control unit,
the union between these two elements must be made by means of an interconnection cable.

Normally, these cables are supplied by Tecfluid S.A., already prepared for its direct connection to
the sensor and the converter.

2

!

Terminals 2 and 4 of the 5 way connector should be connected together.

Important

: The interconnection cable between the sensor and the converter must always be a

single piece, without any type of joint.

In the event of having to repair a broken cable at either end, it should be cut at the break and at
this point prepared for the connexion.

2.

PREPARING THE CABLE

The ends of the cable should be prepared as shown in the drawing on page 3. Special care
should be taken to avoid possible short circuits between the shields. The point at which the
shields are cut refers to the aluminium shields.

Electronics side
At the electronic unit’s end, the ends of the cables should be striped at about 5 mm and then
tined. Pair 1 (Red & Black) is for the excitation coils and Pair 2 (White & Black) is for the
electrodes.

Sensor side
Pass the sensor side end through the cable gland of the sensor connectors cover and then
connect the cables of this end to the IDC connectors as shown in the following drawing.

RED
BLACK

Pair 1

WHITE

GENERAL SCREEN
PAIR 2 SCREEN

BLACK

Pair 2