Product Overview
Technical Summary
| Product type designation | CM PtP RS 422 / 485 BA |
|---|---|
| Interfaces | RS422 and RS485 |
| Protocols and modes | Freeport, 3964(R), USS |
| Maximum transmission rate | 19.2 kbit/s |
| Connector | 15-Pin D-sub socket |
| Mounting | S7-1500 mounting rail |
| Configuration | STEP 7 TIA Portal V12 / V12; STEP 7 V5.5 SP2 with GSD file |
| Power consumption from backplane bus | 0.65 W |
Key Features
- Product designation: CM PtP RS 422 / 485 BA communication module.
- Serial communication: RS422 and RS485 interfaces with Freeport, 3964(R), and USS.
- Transmission rate: Maximum transmission rate: 19.2 kbit/s for RS422 and RS485.
- Connection: 15-Pin D-sub socket; RS422 4-wire full duplex connection: Yes.
- Mounting: Rail mounting on an S7-1500 mounting rail.
- Configuration: Configurable/integrated with STEP 7 TIA Portal from V12 / V12 and with STEP 7 V5.5 SP2 using a GSD file.
Applications
- Serial connection: Connects through RS422 or RS485 serial communication using Freeport, 3964(R), or USS.
Frequently Asked Questions
What product does Siemens order number 6ES7540-1AB00-0AA0 identify?
It identifies a SIMATIC S7-1500 CM PTP RS422/485 BA communication module.
Which specifications distinguish this MLFB variant?
The supplied variant has RS422 and RS485, Freeport, 3964(R), USS, a 15-Pin D-sub socket, and a maximum transmission rate of 19.2 kbit/s.
What should be checked against the module nameplate?
Check the complete order number 6ES7540-1AB00-0AA0 and the product type designation CM PtP RS 422 / 485 BA.
What information is needed for a quotation?
Provide the required quantity and destination together with the complete order number.
