User Manual

Technical specifications
A.9 Communication interfaces
Easy Book
328 Manual, 03/2014, A5E02486774-AF
A.9
Communication interfaces
For a more complete list of modules available for S7-1200, refer to the S7-1200 System
Manual or to the customer support web site (http://www.siemens.com/automation/).
A.9.1
PROFIBUS master/slave
A.9.1.1
CM 1242-5 PROFIBUS slave
Table A- 59 Technical specifications of the CM 1242-5
Technical specifications
Order number
6GK7 242-5DX30-0XE0
Interfaces
Connection to PROFIBUS
9-pin D-sub female connector
Maximum current consumption on the PROFIBUS interface
when network components are connected (for example
optical network components)
15 mA at 5 V (only for bus termination) *
)
Permitted ambient conditions
Ambient temperature
• during storage
• during transportation
• during operation with a vertical installation (DIN rail
horizontal)
• during operation with a horizontal installation (DIN rail
vertical)
• -40 °C to 70 °C
• -40 °C to 70 °C
• 0 °C to 55 °C
• 0 °C to 45 °C
Relative humidity at 25 °C during operation, without
condensation, maximum
95 %
Degree of protection
IP20
Power supply, current consumption and power loss
Type of power supply
DC
Power supply from the backplane bus
5 V
Current consumption (typical)
150 mA
Effective power loss (typical)
0.75 W
Dimensions and weights
• Width
• Height
• Depth
• 30 mm
• 100 mm
• 75 mm