PtP coupling and configuration of CP 340
Manual, 04/2011, A5E00369892-03
159
Technical Specifications
A
A.1 Technical Specifications of the CP 340
General technical specifications
The table below lists the general technical specifications for the CP 340.
For additional technical specifications of the SIMATIC S7-300, see Chapter 1 "General
technical specifications" of the reference manual
S7-300 Automation Systems, Module Data
.
Table A- 1 General technical specifications
Technical specifications
Power supply via the S7-300 backplane bus
(5 V)
CP 340–RS 232C: max. 165 mA
CP 340–20mA-TTY: max. 190 mA
CP 340–RS 422/485: max. 165 mA
Operating temperature 0°C to +60°C
Storage temperature -40°C to +70°C
Power loss Typ. 0.85 W
Dimensions W x H x D 40 x 125 x 120 mm
Weight 0.3 kg
Display elements LEDs for transmitting (TXD), receiving (RXD) and group faults (SF)
Supplied protocol drivers ASCII driver
3964(R) driver
Printer driver
Transmission rate with 3964(R) protocol 2400, 4800, 9600, 19200 bps
(half-duplex)
Transmission rate with ASCII driver 2400, 4800, 9600 bps
(full-duplex)
Transmission rate with printer driver 2400, 4800, 9600 bps
Character frames (10 or 11 bits) No. of bits per character (7 or 8)
No. of start/stop bits (1 or 2)
Parity (none, even, odd, any)
Quantity of user data transported per
program cycle
Sending: 14 bytes
Receiving: 13 bytes
Memory requirements of the standard blocks
(FBs)
Sending and receiving data approx. 2,700 bytes
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