simatic s7-300 - megaelektrik.net

SIMATIC S7-400
Communication
CP 440
■ Overview
• For high-performance transmissi on of messages via point-topoint
connections (high message rate)
• Physical interface: RS 422/RS 485 (X.27)
• Up to 32 nodes
• Protocol implemented: ASCII, 3964 (R)
• Simple parameterization via a parameterization tool integrated
into STEP 7
5
■ Technical specifications
Supply voltages
Rated value
-5 V DC Yes
- 24 V DC Yes
Current consumption
• from backplane bus 5 V DC, max.
• Power dissipation, typical
Memory/backup
Memory
- Memory requirement per
interface in the S7 CPU
memory card
Communication functions
• S7 extended communication
6ES7 440-1CS00-0YE0
360 mA
1.7 W
1 to 5 kBytes for parameters,
0 to 55 kBytes for message
texts
Yes
Number of connections
- overall 31
6ES7 440-1CS00-0YE0
Interfaces
• Number 1
• Physical interface,
Yes
RS422/RS485 (X.27)
• RS 422/485, length of cable 1,200 m
(shielded), max.
Point-to-point
Integral protocol driver
- 3964 (R) Yes
-ASCII
Yes
Transmission rate, RS 422/485
- with 3964 (R) protocol, max. 115.2 kBit/s
- with ASCII protocol, max. 115.2 kBit/s
CPU/ programming
Configuration software
- STEP 7 Yes; separate parameterization
masks
Dimensions and weight
• Weight, approx.
720 g
• Width
25 mm
• Height
290 mm
•Depth
210 mm
■ Ordering data Order No. Order No.
CP 440
communications processor
with one RS 422/485 (X.27)
interface
6ES7 440-1CS00-0YE0
RS 422/485 connecting cable
for linking to SIMATIC S7
5 m 6ES7 902-3AB00-0AA0
10 m 6ES7 902-3AC00-0AA0
50 m 6ES7 902-3AG00-0AA0
5/70 Siemens ST 70 · 2005