Key Features
- Extension rack ER1: SIMATIC S7-400 extension rack ER1.
- 18 slots: Provides 18 slots.
- Signal module use: Only for signal modules.
- 2 redundant PS: 2 redundant PS can be plugged in.
Technical Summary
| Product type designation | ER1 |
|---|---|
| Number of slots | 18 |
| Communication bus | No |
| P bus | Yes |
| Product lifecycle | Announcement of product phase-out |
Applications
- Signal module mounting in an S7-400 rack: Provides an extension rack for signal modules.
- Redundant power supply module installation: Allows 2 redundant PS to be plugged in.
Frequently Asked Questions
What is Siemens 6ES7403-1TA01-0AA0?
It is a SIMATIC S7-400 extension rack ER1.
How many slots does 6ES7403-1TA01-0AA0 have?
It has 18 slots.
Can 6ES7403-1TA01-0AA0 be used for signal modules?
Yes. It is specified for signal modules.
How many redundant PS can be plugged into this rack?
2 redundant PS can be plugged in.
Does this rack have a communication bus or P bus?
Communication bus: No. P bus: Yes.
