Technical Data; Technical Specifications Of The Cp - Siemens SIMATIC S7-1200 CP 1243-8 IRC Operating Instructions Manual

Technical data

7.1

Technical specifications of the CP

Table 7- 1 Technical specifications of the CP 1243-8 IRC
Technical specifications
Article number
Attachment to Industrial Ethernet
Quantity
Design
Properties
Transmission speed
Permitted cable lengths (Ethernet)
0 ... 55 m
0 ... 85 m
0 ... 100 m
Electrical data
External power supply
Current consumption (typical)
Effective power loss (typical)
CP 1243-8 IRC
Operating Instructions, 02/2018, C79000-G8976-C385-03
6GK7 243-8RX30-0XE0
1
RJ-45 jack
100BASE-TX, IEEE 802.3-2005, half duplex/full duplex, autocrossover, autonego-
tiation, galvanically isolated
10/100 Mbps
(Alternative combinations per length range) *
Max. 55 m IE TP Torsion Cable with IE FC RJ45 Plug 180
•
Max. 45 m IE TP Torsion Cable with IE FC RJ45 + 10 m TP Cord via
•
IE FC RJ45 Outlet
Max. 85 m IE FC TP Marine/Trailing/Flexible/FRNC/Festoon/Food Cable with
•
IE FC RJ45 Plug 180
Max. 75 m IE FC TP Marine/Trailing/Flexible/FRNC/Festoon/Food Cable +
•
10 m TP Cord via IE FC RJ45 Outlet
Max. 100 m IE FC TP Standard Cable with IE FC RJ45 Plug 180
•
Max. 90 m IE FC TP Standard Cable + 10 m TP Cord via IE FC RJ45 Outlet
•
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 (external)
From the S7-1200 backplane bus
From 24 VDC (external)
From the S7-1200 backplane bus
24 VDC
19.2 ... 28.8 V
Terminal block with plug, 3 terminals
0.14 mm (25 AWG)
•
2
1.5 mm (15 AWG)
• 2
0.45 Nm (4 lb-in)
710 VDC for 1 minute
100 mA
250 mA
2.4 W
1.25 W
7
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