Siemens S7-1200 - Page 968

Technical specifications
A.14 Communication interfaces
S7-1200 Programmable controller
968 System Manual, 03/2014, A5E02486680-AG
Technical specifications
Maximum transmit power
• GSM 850, class 4: +33 dBm ±2dBm
• GSM 900, class 4: +33 dBm ±2dBm
• GSM 1800, class 1: +30 dBm ±2dBm
• GSM 1900, class 1: +30 dBm ±2dBm
GPRS Multislot class 10
device class B
coding scheme 1...4 (GMSK)
SMS Mode outgoing: MO
service: point-to-point
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 / external
• minimum
• maximum
24 V
• 19.2 V
• 28.8 V
Current consumption (typical)
• from 24 V DC
• from the S7-1200 backplane bus
• 100 mA
• 0 mA
Effective power loss (typical)
• from 24 V DC
• from the S7-1200 backplane bus
• 2.4 W
• 0 W
24 V DC power supply
• Min. cable cross section
• Max. cable cross section
• Tightening torque of the screw terminals
• min.: 0.14 mm
2
(AWG 25)
• max.: 1.5 mm
2
(AWG 15)
• 0.45 Nm (4 lb-in)
Electrical isolation
Power supply unit to internal circuit
710 VDC for 1 minute
Dimensions and weights