Siemens Simatic S7-400 User Manual
Page 192
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.