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IM 1E10C1-E
3-1
3. INSTALLATION
3.
INSTALLATION
WARNING
This instrument must be installed by expert
engineer or skilled personnel. The procedures
described in this chapter are not permitted for
operators.
3.1 Installing Magnetic
Flow Converter
A signal cable (AM011) is used between the remote
type flow tube and the converter. The maximum signal
cable length is 300m (984ft).
The converter is mounted on a 2-inch (60.5mm outer
dia.) vertical or horizontal pipe. See Figure 3.1.1
Vertical Mounting
U-Bolt
F030101.EPS
2-inch pipe
Bracket
Nut
Horizontal pipe Mounting
2-inch pipe
U-Bolt
Bracket
Nut
Figure 3.1.1
Magnetic Flow Converter Installation
3.2 Wiring Precautions
This section is described wiring only for converter
side. Please see "Wiring" in SE***DJ/EJ Magnetic
Flow Tube User's Manual for flow tube side.
CAUTION
Confirm that all connections are corrected before
applying power to the instrument. Improper
wiring may damage the flow tube or converter.
NOTE
The terminal box cover is locked by special
screw. In case of opening the terminal box
cover, please use the Hexagonal Wrench
attached.
CAUTION
Be sure to lock the cover with the special screw
using the Hexagonal Wrench attached after
tightening the terminal box cover.
The external signal wirings are connected into the
terminal inside the converter. Please connect to each
terminal (Please refer to Figure 3.2.1) by taking off a
cover backside the converter.
Power supply
Protective ground
4 to 20 mA DC output
Pulse or alarm output
Dedicated Cable
AM011-4
Excitation Cable
A
B
C
EX2
EX1
Converter SE14
Flow Tube
F030201.EPS
Converter
Terminals
Flow Tube
SE***DJ/EJ
SA
A
B
SB
C
Ex1
Ex2
(See NOTE below)
A
B
(See NOTE below)
C
Ex1
Ex2
NOTE : Terminate those shielding wire
terminals using tape.
Figure 3.2.1 Wiring
3.2.1
Protective Grounding
CAUTION
Please be sure to connect protective grounding
of ADMAG SE with cable of 2mm
2
or larger
cross section in order to avoid the electrical
shock to the operators and maintenance engi-
neers and prevent the influence of external
noise. And further connect the grounding wire to
the
mark (100
Ω
or less).