Siemens SIMATIC S7-1200

Technical specifications
A.3 Fail-Safe signal module (SM) technical specifications
S7-1200 Functional Safety Manual
Manual, 02/2015, A5E03470344-AA
177
A.3.3
SM 1226 F-DQ 4 x 24 VDC
A.3.3.1
Properties
Article number
6ES7 226-6DA32-0XB0
Properties
The SM 1226 F-DQ 4 x 24 VDC has the following features:
● Four outputs, P- and M-switching
● 2 A output current
● Rated load voltage 24 VDC
● Suitable for solenoid valves, DC contactors, and indicator LEDs
● Module fault display (DIAG; green and red LED)
● Status display for each output (green LED)
● Fault display for each output (red LED)
● Safety class SIL 3 attainable
● Assignable diagnostics
● Refer to "Fault diagnostics" (Page 119) for a description of LED and diagnostic message
functions.
A.3.3.2
User data space
The SM 1226 F-DQ 4 x 24 VDC user data space is 4 process value output bits followed by 4
quality bits.
This is the bit structure for an F-DQ DC module configured with input start address 8:
Terminal
Process value
Quality bit
F-DQ a.0
Q8.0
I8.0
F-DQ a.1
Q8.1
I8.1
F-DQ a.2
Q8.2
I8.2
F-DQ a.3 Q8.3 I8.3