Manual KHS Mini System Control MASTER
12
6.2.2.6
Connection of KHS-CONTROL-PLUS flow measurement valve
(Figure 638 4G / 138 4G)
Connection of KHS-CONTROL-PLUS volume flow measurement valve
BR = +5V DC = 14
BU = Flow = 15
BK = GND = 17
Ill. 6.9: Schematic diagram of connection of KHS-CONTROL-PLUS flow
measurement valve
Connection of KHS-CONTROL-PLUS temperature sensor
Attention:
The KHS-CONTROL-PLUS has an
internal
Pt
1000,
enabling
an
additional temperature measurement.
If no temperature measurement is
needed or a Pt 1000 connected,
insulate and protect the strands from
contact with the board.
GY = grey (green/yellow) = 19
W = white = 20
Ill. 6.10: Schematic diagram of connection of KHS-CONTROL-PLUS volume flow sensor
Note
Attention:
To
perform
the
temperature
measurement
through
the
KHS-
CONTROL-PLUS, the jumper on the
board must be changed from 4-wire to
2-wire, see Photo 6.11.
Important comment:
During
this
measurement,
the
temperature measurement is falsified
through the line resistance. For 10m
line-length with 0.34mm² cross-
section, the measurement falsification
can amount to approx. + 0.5°C.
Ill. 6.11: Schematic diagram of connection of KHS-CONTROL-PLUS temperature sensor
14 15 17
Содержание 686 02 005
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