Racks
2-8
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
2.5
The Rack CR3; (6ES7401-2TA01-0AA0)
Introduction
The CR3 rack is used for the assembly of CRs in standard systems (not in
fault-tolerant systems). The CR3 has an I/O bus and a communication bus.
Suitable Modules for CR 3
You can use the following modules in CR3:
•
All S7-400 modules with the exception of receive IMs
•
You can only use the CPU 414-4H and CPU 417-4H in stand-alone operation.
Structure of the CR3
190 mm
40 mm
1
2
3
4
1 2 3 4
115 mm
132 mm
Figure 2-5
CR3 Rack
Technical Specifications of the CR3 Rack
Rack
CR3
Associated programming package
As of STEP7 V 5.1; ServicePack 3
Number of single-width slots
4
Dimensions W x H x D (in mm)
122.5 x 290 x 27.5
Weight (in kg)
0.75
Buses
I/O bus and communication bus