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Siemens Simatic S7-400 User Manual

Page 192

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Digital Modules

4-70

S7-400, M7-400 Programmable Controllers Module Specifications

A5E00069467-07

4.19

Digital Output Module SM 422; DO 32

24 VDC/0.5 A;

(6ES7422-1BL00-0AA0)

Characteristics

The SM 422; DO 32 x 24 VDC/0.5 A has the following features:

32 outputs, isolated in a group of 32

Power is supplied to 8 channels in groups.

A supply group always consists of eight adjacent channels starting with channel
0. Channels 0 to 7, 8 to 15, 16 to 23 and 24 to 32 therefore form one supply
group

Each of these supply groups can be switched off separately by isolating L+,
however you have to take note of the common ground connection.

0.5 A output current

24 VDC rated load voltage

The status LEDs also indicate the system status even when the front connector is
not inserted.

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