Toshiba 8-Channel RTD Input RT318 Instrukcja Użytkownika Pobierz pdf (Strona 4)

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

1 2 3 4

8-channel RTD input 1

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