Product Overview
Technical Summary
| Product designation | ER1 |
|---|---|
| Rack type | SIMATIC S7-400 aluminum extension rack |
| Slots | 18 |
| Intended modules | Signal modules |
| Redundant PS provision | 2 redundant PS can be plugged in |
| Communication bus | No |
| P bus | Yes |
| Product lifecycle | Announcement of product phase-out |
Key Features
- Product designation: SIMATIC S7-400 extension rack ER1, aluminum, for signal modules.
- Number of slots: 18 slots.
- Power supply provision: 2 redundant PS can be plugged in; power supplies are not included in the supplied configuration.
- Communication bus: No communication bus.
- P bus: P bus: Yes.
- Product lifecycle: Announcement of product phase-out.
Frequently Asked Questions
What product does Siemens order number 6ES7403-1TA11-0AA0 identify?
It identifies a SIMATIC S7-400 ER1 aluminum extension rack for signal modules.
Which specifications distinguish this ER1 rack variant?
It has 18 slots, no communication bus, and a P bus. 2 redundant PS can be plugged in.
What should be checked when verifying this MLFB?
Check the complete order number 6ES7403-1TA11-0AA0, the ER1 designation, the 18-slot configuration, and the rack bus details.
What information is needed for a quotation?
Provide the complete order number, required quantity, and destination.
