Siemens SIMATIC User Manual

Digital modules
3.28 Digital output module SM 322; DO 8 x DC 24 V/2 A; (6ES7322-1BF01-0AA0)
S7-300 Module data
172 Manual, 06/2017, A5E00105505-AJ
Technical specifications
Voltages, currents, electrical potentials
Rated load voltage L+ 24 V DC
Total current of outputs (per group)
• horizontal mounting position
to 60 °C
max. 4 A
• vertical mounting position
to 40 °C
max. 4 A
Electrical isolation
• between channels and the backplane bus
yes
• between channels
in groups of
yes
4
Isolation test voltage
500 V DC
Current consumption
• from the backplane bus
• from load voltage L+ (no-load)
max. 40 mA
max. 60 mA
Power loss of the module
typ. 6.8 W
Status, interrupts, diagnostics
Status display
green LED per channel
Interrupts
none
Diagnostic functions
none
Actuator selection data
Output voltage
• "1" signal
min. L+ (- 0.8 V)
Output current
• "1" signal
Rated value
Permitted range
2 A
5 mA to 2.4 A
• with "0" signal (residual current)
max. 0.5 mA
Output delay (with resistance load)
• "0" to "1" transition
max. 100 μs
• "1" to "0" transition
max. 500 μs
Load resistance range
12 Ω to 4 kΩ
Lamp load
max. 10 W
Wiring two outputs in parallel
• for redundant load control
supported (only outputs of the same group)
• for performance increase
not supported
Control of a digital input
supported

Siemens SIMATIC Specifications

General

Product type designation	SIMATIC
CPU	Varies by model
Memory	Varies by model
Input/Output	Varies by model
Communication	Varies by model
Programming Language	STEP 7
Operating Temperature	0°C to 60°C (varies by model)
Protection Class	IP20
Category	Programmable Logic Controller (PLC)