Technical Specifications - Siemens CP 1242-7 GPRS V2 Operating Instructions Manual

Technical specifications

Table 8- 1 Technical specifications of the CP 1242-7 GPRS V2
Technical specifications
Order number
Wireless interface
Antenna connector
Frequency bands
Maximum transmit power
GPRS
SMS
Electrical data
External power supply
Current consumption (typical)
Effective power loss (typical)
CP 1242-7 V2
Operating Instructions, 05/2014, C79000-G8976-C311-00
6GK7 242-7KX31-0XE0
Amount
Design
Nominal impedance
GPRS
GSM 850, class 4
GSM 900, class 4
GSM 1800, class 1
GSM 1900, class 1
Properties
Properties
Power supply
Permitted range
Design
Cable cross-section
Minimum
Maximum
Max- tightening torque of the screw
terminals
Electrical isolation:
Power supply unit to internal circuit
From 24 VDC
From the S7-1200 backplane bus
From 24 VDC
From the S7-1200 backplane bus
1
SMA socket
50 ohms
850, 900, 1800, 1900 MHz
+33 dBm ±2dBm
+33 dBm ±2dBm
+30 dBm ±2dBm
+30 dBm ±2dBm
Multislot class 10
device class B
coding scheme 1 to 4 (GMSK)
Mode outgoing: MO
service: point-to-point
24 VDC
19.2 ... 28.8 V
Connector with terminal block, 3 terminals
0.14 mm (AWG 25)
2
1.5 mm (AWG 15)
2
0.45 Nm (4 lb-in)
710 VDC for 1 minute
75 mA
100 mA (5V)
1.8 W
0.5 W (5V)
8
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