Electromagnetic Flowmeter
BF
M921
BASI
16
Operation manual
3.4.3
Electric connection between converter and sensor – Remote version
Converter and flanged sensor are connected with two (2-wire unshielded and 3-wire shielded) cables.
Standard length of cables is 6 meter. It is recommended to mount the transmitter as close as possible to
flanged sensor.
Five-terminal connector is located in separated box. The same box is used for the converter
and also for the sensor. Colors of wires are following:
:
Use the following procedure to connect sensor cable to the
transmitter or sensor:
1.
Switch off power supply.
2.
Dismount top cover of connection box. Four screws
must be removed.
3.
Connect 5 wires to the connector.
4.
Fill the box with connected wires with reenterable
insulating and sealing compound to archieve ingress
protection corresponding to IP67 (transmitter) and
IP68 (sensor). One piece of compound is standard part
of delivery.
5.
Mount the cover back.
6.
Switch on power supply.
3-wire shielded cable
(shielding is connected to the green wire)
Blue (Brown)
Electrode 1
(EL1)
Green
Ground
Red (White)
Electrode 2 (EL2)
2-wire cable
Brown
Excitation
1
(EXCITATION)
White
Excitation
2
(EXCITATION)
Table 2 : Remote version connections
Caution!
Unsealed box has ingress protection level IP65 only.
