Toshiba 8-Channel RTD Input RT318 Manual do Utilizador Página 4

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RT318
4
If measurement values are unstable due to noise influences, change the grounding for
the shield in the following order for stable measurement.
(1)
(2)
(3)
How to wire
To minimize the influences of the wire resistance, be sure the wire
length to be same of each cable from the terminal nA , nB or nC to
RTD.
Supplementary
nA
nB
nC
nG
RTD
(Pt100)
AG
FG
Internal circuit side
Shielded twisted cable
RTD : Resistance
Temperature Detector
n : Channel number
AG : Analog ground
FG : Frame ground
RTD
(Pt100)
AG
Internal circuit side
Shielded twisted cable
nA
nB
nC
nG
FG
RTD
(
Pt100
)
AG
nA
nB
nC
nG
FG
Internal circuit side
Shielded twisted cable
RTD
(Pt100)
AG
nA
nB
nC
nG
FG
Internal circuit side
Shielded twisted cable
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