Siemens Simatic S7-300 - Page 132

Digital modules
3.25 Digital output module SM 322; DO 8 x DC 48-125 V/1.5 A; (6ES7322-1CF00-0AA0)
S7-300 Automation System Module data
3-84 Manual, 08/2006, A5E00105505-04
Technical data
Voltages, currents, electrical potentials
Rated load voltage L+ 48 VDC to 125 VDC
• Reverse polarity protection
Yes, by fusing
1)
Cumulative current of outputs (per group)
• horizontal mounting position
up to 40 °C
up to 50 °C
up to 60 °C
max. 6 A
max. 4 A
max. 3 A
• vertical mounting position
up to 40 °C
max. 4 A
Electrical isolation
• between channels and the backplane bus
Yes
• between channels
in groups of
Yes
4
Permissible potential difference
• between different circuits
146 VDC / 132 VAC
Isolation test voltage 1500 VAC
Current consumption
• from the backplane bus
• from load voltage L+ (no-load)
max. 100 mA
max. 2 mA
Power loss of the module typ. 7.2 W
Status, interrupts, diagnostics
Status display green LED per channel
Interrupts None
Diagnostics functions
• Group error display
red LED (SF)
2)
Actuator selection data
Output voltage
• with "1" signal
min. L+ (-1.2 V)
Output current
• with "1" signal
Rated value
Permissible range
1.5 A
10 mA to 1.5 A
• Permitted surge current
max. 3 A for a duration of 10 ms
• with "0" signal (residual current)
max. 0.5 mA
Output delay (resistive load)
• at "1" to "0"
• at "1" to "0"
max. 2 ms
max. 15 ms
Lamp load max. 15 W at 48 V
max. 40 W at 125 V