Azbil MagneW Plus+ NNK140/941, User Manual

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Azbil Corporation
MagneW PLUS+ Electromagnetic Flowmeter Open channel Flowmeter Detector
23
A detector is used in combination with a Open channel type detector (Type NNK)
and a converter (Type MGG10C/14C). Its output signals are instantaneous flow rate
signals (4 to 20mA DC), totalized output (pulse) and contact output (open collector).
+ - + - + - + -
X Y
H N G
A B C
MGG10C/14C
Converter
Exciting current
Power
P+ / P-
I+ / I-
Input signal Contact output Contact input
Category D ground
Submersible detector
(Type NNK)
100V AC
or
Selected power
supply
Category D
ground
Pulse
A submersible electromagnetic flowmeter has
10m long cables as standard accessories.
Red
Green
White
Black Shield
4 to 20mA
(Pulse output)
(analog output)
Figure 12 Connection of converter and detector
X Y A B C
MGG10C/14C
Converter
A B C X
Y
Category D ground
Detector
Cable connection box
(Model No NNZ102-X-X)
The cable can be extended to 100m.
(Model No. SMC11- HC)
Connected with standard 10mm long cable
Wiring diagram when a cable connection box is used
for connecting more than 10m long cables.
Red
Green
White
Black
Shield
Figure 13 Wiring to connection box