Key Features
- SIMATIC S7-400 extension rack ER1: Extension rack ER1 for the SIMATIC S7-400 range.
- 18 slots: Provides 18 slots for signal modules.
- 2 redundant PS plug-in positions: 2 redundant PS can be plugged in.
- P bus: P bus: Yes.
- No communication bus: Communication bus: No.
Applications
- Signal module expansion: Extension rack for adding signal modules.
- Redundant power supply installation: Rack for plugging in 2 redundant PS.
Technical Summary
| Product type designation | ER1 |
|---|---|
| Number of slots | 18 |
| P bus | Yes |
| Communication bus | No |
| Lifecycle status | Announcement of product phase-out |
Frequently Asked Questions
What is the Siemens 6ES7403-1TA01-0AA0 used for?
It is a SIMATIC S7-400 extension rack ER1 for signal modules.
How many slots does the 6ES7403-1TA01-0AA0 have?
It has 18 slots.
Does the 6ES7403-1TA01-0AA0 support redundant power supplies?
Yes. 2 redundant PS can be plugged in.
Does the 6ES7403-1TA01-0AA0 have a communication bus?
Communication bus: No. P bus: Yes.
