The Siemens 6ES7151-1BA02-0AB0 is a SIMATIC DP IM151-1 High Feature interface module for the ET 200S distributed I/O system. It serves as the head station connecting up to 63 peripheral modules to a central controller via PROFIBUS DP at transmission rates up to 12 Mbit/s.
Item No :
6ES7151-1BA02-0AB0Order(MOQ) :
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EXWProduct Origin :
GermanyShipping Port :
WuhanLead Time :
3~5 daysWeight :
3kg| Specification | Description |
|---|---|
| Manufacturer | Siemens |
| Model | 6ES7151-1BA02-0AB0 |
| Product Family | SIMATIC DP, ET 200S |
| Product Type | Interface Module IM151-1 High Feature |
| Bus Protocol | PROFIBUS DP |
| Transmission Rate | 9.6 kbit/s to 12 Mbit/s |
| Physical Interface | RS-485, 9-pin D-sub connector with termination module |
| Address Space | 244 bytes inputs / 244 bytes outputs |
| Maximum Modules | 63 peripheral modules |
| Isochronous Mode | Yes (application synchronization up to terminal) |
| SYNC/FREEZE | Supported |
| Direct Data Exchange | Supported |
| Supply Voltage | 24 V DC (20.4 – 28.8 V) |
| Input Current | Max. 200 mA from 1L+ |
| Power Loss | Typ. 3.3 W |
| Power Failure Bypass | Min. 20 ms |
| Isolation | PROFIBUS DP to electronics: Yes; Backplane bus to electronics: No |
| Insulation Test Voltage | 500 V DC |
| Diagnostic LEDs | BF (Bus Fault, red), SF (Group Error, red), ON (24V Supply, green) |
| Firmware Update | Via PROFIBUS DP using HW Config (STEP 7 V5.1 SP3 or higher) |
| Dimensions (W × H × D) | 45 mm × 119.5 mm × 75 mm |
| Weight | Approx. 150 g |
| Operating Temperature | 0°C to +60°C |
| Protection Class | IP20 |
| Certifications | CE, UL, ATEX Zone 2 |
| Lifecycle Status | Cancelled (October 1, 2023) – Available as spare part only |
| Model | Description | Typical Application |
|---|---|---|
| 6ES7151-1BA02-0AB0 (this model) | IM151-1 High Feature, PROFIBUS DP, 12 Mbit/s, 244 bytes I/O | Standard ET 200S applications with isochronous requirements |
| 6ES7151-1AA06-0AB0 | IM151-1 Standard, lower-cost variant | Basic ET 200S applications without isochronous mode |
| 6ES7151-1CA00-0AB0 | IM151-1 FO (Fiber Optic), for optical PROFIBUS | Electromagnetic interference-prone environments |
| 6ES7151-3BA23-0AB0 | IM151-3 PN/DP, PROFINET + PROFIBUS interface | Migration to PROFINET networks |
| 6ES7155-6AU00-0BN0 | Recommended replacement – SIMATIC ET 200SP IM155-6 PN | New installations; ET 200S to ET 200SP migration |
| 6ES7193-4CA40-0AA0 | Terminal module for ET 200S | Required termination for IM151-1 operation |
| 6ES7131-6BH01-0BA0 | 6ES7321-1BH02-0AA0 | 6GK7342-5DA03-0XE0 | 6ES7 414-5HM06-0AB0 |
| 6ES7131-6BF01-0BA0 | 6ES7321-1BL00-0AA0 | 6GK7343-1EX30-0XE0 | 6ES7407-0KA02-0AA0 |
| 6ES7132-6BH01-0BA0 | 6ES7321-1CH00-0AA0 | 6GK7343-1EX21-0XE0 | 6ES7400-2JA00-0AA0 |
| 6ES7132-6GD51-0BA0 | 6ES7322-1BH01-0AA0 | 6GK7343-1CX10-0XE0 | 6ES7960-1AA06-0XA0 |
| 6ES7132-6BH00-0AA0 | 6ES7322-1BL00-0AA0 | 6GK7343-1GX21-0XE0 | 6ES7960-1AA04-5AA0 |
| 6ES7132-6BD20-0BA0 | 6ES7322-1HF01-0AA0 | 6GK7343-1GX31-0XE0 | 6ES7952-1AP00-0AA0 |
| 6ES7132-6BF01-0BA0 | 6ES7322-1HH01-0AA0 | 6ES7390-1AB60-0AA0 | 6ES7971-0BA00 |
| 6ES7134-6GF00-0AA1 | 6ES7322-5HF00-0AB0 | 6ES7390-1AE80-0AA0 | 6GK7443-1EX30-0XE0 |
| 6ES7134-6HB00-0CA1 | 6ES7323-1BH01-0AA0 | 6ES7390-1AF30-0AA0 | 6ES7400-1JA01-0AA0 |
| 6ES7134-6FB00-0BA1 | 6ES7323-1BL00-0AA0 | 6ES7390-1AJ30-0AA0 | 6ES7412-5HK06-0AB0 |
| 6ES7134-6HD01-0BA1 | 6ES7331-1KF01-0AB0 | 6ES7307-1EA01-0AA0 | 6ES7960-1AB06-0XA0 |
| 6ES7135-6FB00-0BA1 | 6ES7331-1KF02-0AB0 | 6ES7307-1KA02-0AA0 | 6ES7414-3FM07-0AB0 |
| 6ES7135-6HD00-0BA1 | 6ES7331-7KB02-0AB0 | 6ES7972-0BA42-0XA0 | 6ES7414-3EM07-0AB0 |
| 6ES7136-6BA00-0CA0 | 6ES7331-7KF02-0AB0 | 6ES7972-0BB42-0XA0 | 6ES7952-1KK00-0AA0 |
| 6ES7136-6DB00-0CA0 | 6ES7331-7NF00-0AB0 | 6ES7972-0BA12-0XA0 | 6ES7492-1AL00-0AA0 |
| 6ES7136-6PA00-0BC0 | 6ES7331-7NF10-0AB0 | 6ES7972-0BB12-0XA0 | 6ES7421-1EL00-0AA0 |
| 6ES7155-6BA01-0CN0 | 6ES7331-7PF01-0AB0 | 6ES7972-0BA52-0XA0 | 6ES7952-1KL00-0AA0 |
| 6ES7155-6AU01-0BN0 | 6ES7331-7PF11-0AB0 | 6ES7972-0BB52-0XA0 | 6ES7431-7KF00-6AA0 |
Q1: What is the primary function of the 6ES7151-1BA02-0AB0?
It is an interface module (head station) for the ET 200S distributed I/O system. It connects up to 63 peripheral modules to a central controller via PROFIBUS DP, managing all data communication between the I/O modules and the master PLC .
Q2: Is this module still in production?
No. The 6ES7151-1BA02-0AB0 was cancelled on October 1, 2023, and is now designated as a spare part only. Siemens recommends migration to the SIMATIC ET 200SP system for new projects .
Q3: What is isochronous mode and why is it important?
Isochronous mode synchronizes the I/O cycle with the PROFIBUS DP bus cycle and the application program, ensuring deterministic response times with minimal jitter. This is critical for motion control applications where precise timing is essential for coordinated axis movements .
Q4: What do the diagnostic LEDs indicate?
The module features three LEDs:
BF (Bus Fault, red): PROFIBUS DP communication error
SF (Group Error, red): Module or channel error
ON (green): 24V supply voltage is present and within tolerance
Q5: What are common causes of "BF" (Bus Fault) errors?
Common causes include:
Missing termination module – ensure the termination module is properly installed at the last station
Incorrect baud rate – verify the DP master and IM151-1 are configured for the same transmission rate
Cable/connector issues – check PROFIBUS cable integrity and D-sub connector seating
Address conflicts – verify the DP slave address is unique on the network
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