Analog Input/Output Modules

9.5.11Connecting Transducers

Two-wire transducer (short-circuit protected supply voltage via the range card of the analog input module)

 

L+

Analog Input Module

 

M+

 

 

+

4...20 mA

 

A

 

MUX

±

 

Range

 

 

 

Card for

 

 

 

4 Inputs

 

 

6ES5-498-

 

 

-1AA51

#

 

 

 

 

 

 

D

 

 

 

0 V Bus

Four-wire transducer (with separate supply voltage)

 

 

M+

Analog Input Module

 

 

 

 

230 V AC

 

 

 

 

+

+4...20 mA

 

MUX

A

 

 

 

 

 

 

 

 

 

Range

 

±

 

 

Card for

 

 

 

4 Inputs

 

 

 

 

 

 

 

 

6ES5-498-

 

 

 

 

-1AA71

 

 

 

 

#

 

 

 

 

 

 

 

 

D

 

Do not exceed max. permissible potential difference!

0 V Bus

 

 

Four-wire transducer with a two-wire transducer card

 

M+

L+

Analog Input Module

230 V AC

 

 

 

 

+

0...20 mA

 

 

A

 

 

MUX

 

 

 

 

±

 

 

Range

 

 

 

 

 

 

 

Card for

 

 

 

 

4 Inputs

 

 

 

6ES5-498-

#

 

 

 

-1AA71

 

 

 

 

 

 

 

 

D

 

L± (0 Vext)

 

 

0 V Bus

 

 

 

 

System Manual

 

 

 

9-67

C79000-G8576-C199-06

 

 

 

Page 449
Image 449
Siemens S5-135U/155U appendix Connecting Transducers