Technical Summary
| Product type designation | ER1 |
|---|---|
| Number of slots | 18 |
| P bus | Yes |
| Communication bus | No |
| Rack material | aluminum |
| Redundant power supply support | 2 redundant PS can be plugged in |
| Product lifecycle | Announcement of product phase-out |
Key Features
SIMATIC S7-400 external rack
External rack ER1 for the SIMATIC S7-400 series.
External rack ER1 for the SIMATIC S7-400 series.
18 slots
Provides 18 slots for signal modules.
Provides 18 slots for signal modules.
2 redundant PS
2 redundant PS can be plugged in.
2 redundant PS can be plugged in.
P bus
P bus: Yes.
P bus: Yes.
Aluminum rack
Rack construction in aluminum.
Rack construction in aluminum.
Applications
Signal module mounting
Housing 18 signal modules in a SIMATIC S7-400 rack.
Housing 18 signal modules in a SIMATIC S7-400 rack.
Frequently Asked Questions
What is Siemens 6ES7403-1TA11-0AA0?
It is a SIMATIC S7-400 external rack, type ER1.
How many slots does 6ES7403-1TA11-0AA0 have?
It has 18 slots.
Does 6ES7403-1TA11-0AA0 have a communication bus?
Communication bus: No.
Can 6ES7403-1TA11-0AA0 use a P bus?
P bus: Yes.
