SIEMENS 6ES7136-6BA0-0CA0

SIEMENS 6ES7136-6BA0-0CA0 Fail-Safe Digital Input Module

1. Basic Information & Positioning

Full Product Name: SIMATIC DP, ET200SP Fail-Safe Digital Input Module (F-DI) 8×24VDC HF

2. Model Code Breakdown

3. Core Technical Parameters

Electrical Characteristics

Input Type: Sinking input, supports 3/4-wire sensor connection (IEC 61131 Type 1)

Input Current: Approx. 3mA at ON state, <1mA at OFF state

Response Time: 0.4~20ms in standard mode (parameterizable), up to 0.1ms in high-speed mode

Cable Length: Max. 1000m for shielded cable, max. 500m for unshielded cable

Sensor Power: 8-channel sensor power output, max. 800mA

Power Consumption: Typical 4W (without sensor supply), max. 0.3A output current (at 60°C)

Safety Performance (Core Advantage)

Safety Level: Achieves SIL3 (IEC 61508) and PL e (ISO 13849-1)

Fail-Safe Functions: Supports 1oo1 and 1oo2 wiring, channel diagnostics, wire-break detection, short-circuit protection

Diagnostics: Channel status indicator (green LED), channel diagnostics (red LED), module diagnostics (green/red DIAG LED)

Power Monitoring: PWR LED (green) indicates power status

4. Features & Application Scenarios

Key Functions

1. Fail-Safe Communication: Communicates with safety CPU via PROFIsafe protocol
2. Channel-Level Parameterization: Input delay configurable per channel
3. Flexible Wiring: Supports various safety connection types (1oo1 and 1oo2)
4. Sensor Compatibility: Compatible with 3/4-wire sensors, IEC 61131 Type 1 compliant
5. Comprehensive Diagnostics: Full channel and module diagnostics for improved system availability

Typical Applications

Safety-related control systems (e.g., emergency stop, safety gate monitoring, safety limit switches)

Safety interlock systems in process industries

Machinery safety systems (compliant with EN ISO 13849-1)

Automated production lines requiring high safety integrity

5. Replacement Model & Compatibility

Replacement Model: 6ES7136-6BA01-0CA0

7. Selection & Purchasing Notes
8. Prefer Replacement Model: 6ES7136-6BA01-0CA0; original discontinued with limited stock
9. Safety System Requirement: Must be used with SIEMENS fail-safe CPUs (S7-300F/400F/1500F, etc.)
10. Hardware Configuration: Requires matching ET200SP BaseUnit
11. Engineering Design: Design safety systems in accordance with IEC 61508 and ISO 13849-1

The 6ES7136-6BA0-0CA0 is an 8-channel 24VDC fail-safe digital input module in the SIEMENS ET200SP series, rated for SIL3/PL e, suitable for safety-critical applications. As it is discontinued, the replacement model 6ES7136-6BA01-0CA0 is recommended for new projects, with identical functionality and compatibility.

SIEMENS 6ES7 Series Product Model List (Structured Classification)

The SIEMENS 6ES7 series forms the core of the SIMATIC automation product family, covering complete solutions from small PLCs to large-scale distributed control systems. Below is a categorized list of mainstream models with key functions.

1. S7-1200 Series (Compact PLC, 6ES72xx)

1.1 CPU Modules

1.2 Signal Modules (SM)

Digital Input (DI)

6ES7221-1BF32-0XB0: SM 1221, 8×24VDC DI

6ES7221-1BH32-0XB0: SM 1221, 16×24VDC DI

Digital Output (DO)

6ES7222-1BF32-0XB0: SM 1222, 8×24VDC DO (transistor)

6ES7222-1HH32-0XB0: SM 1222, 8×230VAC DO (relay)

Digital Input/Output (DI/DO)

6ES7223-1PH32-0XB0: SM 1223, 8DI/8DO (24VDC/relay)

6ES7223-1QH32-0XB0: SM 1223, 16DI/16DO (24VDC/transistor)

Analog Input (AI)

6ES7231-4HD32-0XB0: SM 1231, 4×AI (13-bit, voltage/current)

6ES7231-5PF32-0XB0: SM 1231, 2×RTD

Analog Output (AO)

6ES7232-4HB32-0XB0: SM 1232, 2×AO (14-bit, voltage/current)

Analog Input/Output (AI/AO)

6ES7234-4HE32-0XB0: SM 1234, 4AI/2AO (13-bit/14-bit)

1.3 Signal Boards (SB)

6ES7221-3BD30-0XB0: SB 1221, 2×24VDC DI

6ES7222-3BD30-0XB0: SB 1222, 2×24VDC DO

6ES7231-4HA30-0XB0: SB 1231, 1×AI (voltage/current)

1.4 Communication Modules (CM)

6ES7241-1CH30-0XB0: CM 1241, RS485 communication module

6ES7243-1CH30-0XB0: CM 1243-5, PROFIBUS DP slave module

2. S7-1500 Series (Mid-to-Large PLC, 6ES75xx)

2.1 CPU Modules

2.2 Signal Modules (SM)

Digital Input (DI)

6ES7521-1BH00-0AB0: SM 521, 16×24VDC DI HF

6ES7521-1BL00-0AB0: SM 521, 32×24VDC DI HF

Digital Output (DO)

6ES7522-1BH00-0AB0: SM 522, 16×24VDC DO HF (0.5A)

6ES7522-1BL00-0AB0: SM 522, 32×24VDC DO HF (0.5A)

Analog Input (AI)

6ES7531-7KF00-0AB0: SM 531, 8×AI (16-bit, voltage/current)

6ES7531-7NF10-0AB0: SM 531, 8×RTD

Analog Output (AO)

6ES7532-5HF00-0AB0: SM 532, 8×AO (16-bit, voltage/current)

2.3 Fail-Safe Modules (F-Modules)

6ES7526-1BH00-0AB0: SM 526, 16×24VDC F-DI HF (SIL3)

6ES7527-1BH00-0AB0: SM 527, 16×24VDC F-DO HF (SIL3)

2.4 Communication Modules (CM)

6ES7540-1AB00-0AA0: CM 540-1, PROFIBUS DP master module

6ES7541-1AB00-0AA0: CM 541-1, PROFIBUS DP slave module

3. S7-300 Series (Modular PLC, Discontinued, 6ES73xx)

3.1 CPU Modules

6ES7312-1AE14-0AB0: CPU 312, basic

6ES7314-1AG14-0AB0: CPU 314, standard

6ES7315-2AG10-0AB0: CPU 315-2 DP, with PROFIBUS DP

6ES7317-2AK14-0AB0: CPU 317-2 PN/DP, with PROFINET & PROFIBUS DP

6ES7319-3AA00-0AB0: CPU 319-3 PN/DP, premium

3.2 Signal Modules (SM)

6ES7321-1BH02-0AA0: SM 321, 16×24VDC DI

6ES7322-1BH01-0AA0: SM 322, 16×24VDC DO (transistor)

6ES7331-7KF02-0AB0: SM 331, 8×AI (13-bit, voltage/current)

6ES7332-5HF00-0AB0: SM 332, 8×AO (12-bit, voltage/current)

3.3 Function Modules (FM)

6ES7350-1AH03-0AE0: FM 350-1, counter module

6ES7355-2CH00-0AE0: FM 355, temperature control module

4. S7-400 Series (Large PLC, Discontinued, 6ES74xx)

4.1 CPU Modules

6ES7412-3HJ14-0AB0: CPU 412-3H, redundant

6ES7414-3EM05-0AB0: CPU 414-3EM, standard

6ES7416-3FR05-0AB0: CPU 416-3FR, high-performance

6ES7417-4XT05-0AB0: CPU 417-4XT, flagship

4.2 Signal Modules (SM)

6ES7421-1BL01-0AA0: SM 421, 32×24VDC DI

6ES7422-1BL01-0AA0: SM 422, 32×24VDC DO

5. ET200SP Distributed I/O System (6ES71xx)

5.1 Interface Modules (IM)

6ES7155-6AU00-0BN0: IM 155-6 PN ST, PROFINET interface module

6ES7155-6AU01-0BN0: IM 155-6 PN HF, high-speed PROFINET interface module

5.2 Digital Input Modules (DI)

6ES7131-6BH00-0BA0: DI 8×24VDC HF

6ES7131-6BF00-0BA0: DI 16×24VDC HF

5.3 Digital Output Modules (DO)

6ES7132-6BH00-0BA0: DO 8×24VDC HF (2A)

6ES7132-6BF00-0BA0: DO 16×24VDC HF (0.5A)

5.4 Fail-Safe Modules (F-Modules)

6ES7136-6BA01-0CA0: F-DI 8×24VDC HF (replaces 6ES7136-6BA0-0CA0)

6ES7136-6DA01-0CA0: F-DO 8×24VDC HF

5.5 Analog Modules (AI/AO)

6ES7134-6PA00-0CA0: AI 4×U/I HF

6ES7135-6PA00-0CA0: AO 4×U/I HF

6. ET200MP Distributed I/O System (6ES71xx)

6.1 Interface Modules (IM)

6ES7155-5AA00-0AB0: IM 155-5 PN ST, PROFINET interface module

6ES7155-5AA01-0AB0: IM 155-5 PN HF, high-speed PROFINET interface module

6.2 Signal Modules (compatible with S7-1500 SM modules)

7. Fail-Safe System Modules (F-Series)

7.1 S7-300F/400F Modules

6ES7326-1BK02-0AB0: SM 326, 8×24VDC F-DI

6ES7326-2BF01-0AB0: SM 326, 8×24VDC F-DO

7.2 ET200SP F-Modules (see ET200SP section above)

8. Communications Processors (CP)

8.1 S7-300 CP Modules

6ES7340-1AH02-0AE0: CP 340, RS232 communications processor

6ES7343-1EX30-0XE0: CP 343-1, PROFINET communications processor

8.2 S7-400 CP Modules

6ES7440-1CS00-0YE0: CP 440-1, RS232/422/485 communications processor

6ES7443-1EX30-0XE0: CP 443-1, PROFINET communications processor

9. Model Coding Rule Explanation

SIEMENS 6ES7 model numbers follow this general structure:

`6ES7 X XX X XX X X XX X`

10. Selection & Purchasing Tips
11. Version Updates: SIEMENS continuously updates versions; prefer latest revisions (e.g., 6ES7136-6BA01-0CA0 replaces 6ES7136-6BA0-0CA0)
12. System Compatibility:

S7-1200: TIA Portal V13 or higher

S7-1500: TIA Portal V15 or higher

S7-300/400: STEP 7 V5.5 or TIA Portal

3. Discontinued Replacements: S7-300/400 discontinued; recommend S7-1500 or ET200SP for new projects
4. Fail-Safe Applications: Must use F-marked modules with fail-safe CPUs