9
9
9
9.3.1
.3.1
.3.1
.3.1 To
To
To
To C
C
C
Connect SDT
onnect SDT
onnect SDT
onnect SDT-
-
-
-420
420
420
420 D
D
D
Directly
irectly
irectly
irectly to P
to P
to P
to Power
ower
ower
ower S
S
S
Supp
upp
upp
upplier
lier
lier
lier (P
(P
(P
(Point
oint
oint
oint to
to
to
to P
P
P
Point
oint
oint
oint C
C
C
Connection
onnection
onnection
onnection)
)
)
)
· RL= Min. 250
Ω
· Possible to do the digital communication
and output the analog signal between 4 and
20
Ꮄ
· If a Digital Communicator (HTT, SIEMENS,
PDM, AMS FIMS, etc) is connected or the
measuring range of 4~20
Ꮄ
is converted
from the voltages (using a recorder), the
measurement can be performed by connec-
ting A and B, or B and C.
9
9
9
9.3.2
.3.2
.3.2
.3.2 To
To
To
To C
C
C
Connect
onnect
onnect
onnect P
P
P
Plural
lural
lural
lural SDT
SDT
SDT
SDT-
-
-
-420
420
420
420s
ss
s to
to
to
to O
O
O
One P
ne P
ne P
ne Power
ower
ower
ower S
S
S
Supplier
upplier
upplier
upplier (M
(M
(M
(Mulidrop
ulidrop
ulidrop
ulidrop C
C
C
Connection
onnection
onnection
onnection))))
· RL= Min. 250
Ω
· The power consumption of
each transmitter is fixed to
4
Ꮄ
and the digital com-
munication only is possible.
· If a Digital Communicator
(HTT, SIEMENS, PDM, AMS
FIMS, etc) is connected, the
measurement can be performed by connecting A and B, or B and C, provided that the digital
signal only can be used for the measurement.
),*
),*
