Siemens Simatic M7-400 Manuel d'utilisateur télécharger pdf (Page 71)

SIMATIC S7-400

Analog modules

SM 431 analog input module

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Siemens ST 70 · 2013

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Technical specifications (continued)

Interrupts/diagnostics/

status information

Alarms

• Diagnostic alarm Yes; Parameterizable Yes; Parameterizable Yes; Parameterizable

• Limit value alarm

Yes; Parameterizable Yes Yes

Diagnostic messages

• Diagnostics Yes; Parameterizable Yes Yes

Galvanic isolation

Galvanic isolation analog inputs

• Galvanic isolation analog inputs Yes; internal/external Yes; internal/external Yes; internal/external

• between the channels

No Yes No

Permissible potential difference

between the inputs (UCM) 120 V AC 120 V AC none

Isolation

Isolation checked with 2120 V DC between bus and L+/M;

2120 V DC between bus and analog

part; 500 V DC between bus and local

ground; 707 V DC between analog

part and L+/M; 2120 V DC between

analog part and local ground;

2120 V DC between L+/M and

local ground

1500 V DC 1500 V DC

Dimensions

Width 25 mm 25 mm 25 mm

Height 290 mm 290 mm 290 mm

Depth

210 mm 210 mm 210 mm

Required slots 1 1 1

Weight

Weight, approx. 500 g 650 g 650 g

6ES7 431-7QH00-0AB0 6ES7 431-7KF00-0AB0 6ES7 431-7KF10-0AB0

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Siemens Simatic M7-400 Manuel d'utilisateur Page 71

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