Siemens Simatic M7-400 Uživatelský manuál stáhnout pdf (Strana 67)

SIMATIC S7-400

Analog modules

SM 431 analog input module

6/67

Siemens ST 70 · 2013

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Technical specifications (continued)

Basic error limit

(operational limit at 25 °C)

• Voltage, relative to input area +/- 0,25 %;

0.5% at 1 to 5 V;

0.25% at +/-1 V, +/-10 V

+/- 0,6 %;

0.6% at +/-1 V;

0.75% at +/-10 V, 1 to 5 V

+/- 0,7 %;

0.7% at +/-1 V;

0.4% at +/-10 V;

0.5% at 1 to 5 V

+/- 0,15 %;

+/-0.15%(+/-250 mV,

+/-500 mV, +/-1 V, +/-2.5 V,

+/-5 V, 1 to 5 V, +/- 10 V);

+/-0.17% (+/- 80 mV);

• Current, relative to input area

+/- 0,25 %;

at +/-20 mA, 4 to 20 mA

+/- 0,7 %;

at +/-20 mA, 4 to 20 mA

+/- 0,7 %;

at +/-20 mA, 4 to 20 mA

+/- 0,15 %; +/-20 mA,

0 to 20 mA, 4 to 20 mA

• Impedance, relative to input area

+/- 0,7 %; 0 to 600 ohms +/- 0,8 %; 0 to 500 ohms

(4-conductor measurement,

in range of 600 ohms)

+/- 0,15 %; +/-0.15% at 0 to

48 ohms (4-conductor mea-

surement), 0 to 150 ohms

(4-conductor measure-

ment), 0 to 300 ohms

(4-conductor measure-

ment), 0 to 600 ohms

(4-conductor measure-

ment), 0 to 5000 ohms

(4-conductor measurement,

in range of 6000 ohms);

+/-0.3% at 0 to 300 ohms

(3-conductor measure-

ment), 0 to 600 ohms

(3-conductor measure-

ment), 0 to 5000 ohms

(3-conductor measurement,

in range of 6000 ohms)

• Resistance-type thermometer,

relative to input area

+/- 0,3 %

Galvanic isolation

Galvanic isolation analog inputs

• Galvanic isolation analog inputs No Yes; internal/external Yes; internal/external Yes; internal/external

• between the channels

No No No No

Permissible potential difference

between the inputs (UCM) 2 V DC / 2 Vpp AC 8 V AC 30 V AC 120 V AC

Isolation

Isolation checked with 500 V DC between bus

and local ground

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

2120 V DC between bus

and analog part; 500 V DC

between bus and local

ground; 2120 V DC

between analog part and

local ground

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

Dimensions

Width 25 mm 25 mm 25 mm 25 mm

Height 290 mm 290 mm 290 mm 290 mm

Depth

210 mm 210 mm 210 mm 210 mm

Required slots 1 1 1 1

Weight

Weight, approx. 500 g 500 g 500 g 500 g

6ES7 431-0HH00-0AB0 6ES7 431-1KF20-0AB0 6ES7 431-1KF00-0AB0 6ES7 431-1KF10-0AB0

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