simatic s7-400 - Teknika Otomasyon

© Siemens AG 2008
SIMATIC S7-400
Central processing units
■ Overview
• To connect distributed I/Os over PROFIBUS DP
• Max. transmission rate 12 Mbit/s
• Electrically isolated RS 485 interface
• Connection via 9-pin sub-D connector
• One or two PROFIBUS modules can be inserted per S7-400
CPU:
- CPU 414-3/416-3: 1 module
- CPU 417-4: 2 modules
Note:
Can only be used with CPUs 6ES7 414-3XM05-0AB0,
6ES7 414-3EM05-0AB0, 6ES7 416-3XR05-0AB0,
6ES7 416-3ER05-0AB0 and 6ES7 417-4XT05-0AB0.
IF-964 DP PROFIBUS module
1st interface
Physics RS 485
isolated
Yes
Functionality
•DP master
Yes; Default setting
•DP slave
Yes
DP master
• Services
- PG/OP communication Yes
- equidistance support Yes
- SYNC/FREEZE Yes
- direct data exchange Yes
(cross traffic)
• Transmission speeds, max. 12 MBit/s
• Transmission speeds, min. 9.6 kBit/s
• Number of DP slaves, max. 125; depending on the CPU used
• Address area
- Inputs, max. device-dependent
- Outputs, max. device-dependent
• Useful data per DP slave
- Inputs, max. 244 byte
- Outputs, max. 244 byte
Dimensions
Dimensions
•Width
26 mm
•Height
54 mm
•Depth
130 mm
Weights
• Weight, approx.
65 g
5
■ Technical specifications ■ Ordering data Order No.
Current consumption
from CPU, max.
6ES7 964-2AA04-0AB0
150 mA; Current consumption from
S7-400 bus: The module uses no
current at 24 V, it provides this
voltage only at the DP interface. Total
current consumption of the components
connected to the DP interface,
but maximum 150 mA. Current
carrying capacity of the isolated 5 V
(P5ext) maximum 90 mA, current
carrying capacity of the 24 V
maximum 150 mA.
Current consumption/
power loss
Power loss, typ.
1W
Communication functions
Number of connections
• overall
device-dependent
PROFIBUS DP
Cable length, max. 1 200 m; at 9.6 Kbit/s: max. 1200 m;
at 12 Mbit/s: max. 100 m
IF-964 DP interface module
Interface module with integral
PROFIBUS DP master interface
6ES7 964-2AA04-0AB0
Siemens ST 70 · 2009
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