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6ES7526-2BF00-0AB0

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For PROFIsafe-controlled loads, Siemens 6ES7526-2BF00-0AB0 is an S7-1500 F-DQ eight-channel fail-safe output module that switches 24 V DC circuits.
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Technical specifications for 6ES7526-2BF00-0AB0

  • Manufacturer:
    Siemens
  • Part Number:
    6ES7526-2BF00-0AB0
  • Product Family:
    Siemens Simatic S7-1500
  • Product Type:
    S7-1500 F-DQ 8x24 V DC/2 A PPM Fail-Safe Output Module
  • Stock:
    1
  • Fail-Safe Outputs:
    8
  • Output Type:
    24 V DC PPM
  • PROFIsafe Communication:
    Supported
  • Maximum Channel Current:
    2 A
  • Lamp Load per Channel:
    10 W maximum
  • Resistive Switching Frequency:
    30 Hz maximum
  • Inductive Switching Frequency:
    0.1 Hz maximum
  • Lamp Switching Frequency:
    10 Hz maximum
  • Short-Circuit Protection:
    Yes
  • Overload Protection:
    Yes
  • Supply Monitoring:
    Yes
  • Channel Status Indication:
    Green LED
  • Channel Diagnostic Indication:
    Red LED
  • Backplane Isolation:
    Channels isolated from backplane bus
  • Channel-to-Channel Isolation:
    No
  • Performance Level:
    PL e according to ISO 13849-1
  • Safety Integrity Level:
    SIL 3 according to IEC 61508
  • Typical Power Loss:
    11 W
  • Weight:
    0.8333 lbs (0.378 kg)
  • Estimated shipping dimensions:
    15.1x15.2x4.7cm
  • Tariff Code:
    85389091
  • Country of origin:
    Germany
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals PPM Output Path PROFIsafe Data Channel Diagnosis Safety Boundary

Features:

  • Eight fail-safe PPM channels switch 24 V DC loads at up to 2 A per channel.
  • PROFIsafe data links the module outputs to the configured safety program.
  • Supply, short-circuit and channel diagnostics return status to the controller.
Safety output commands arrive over the S7-1500 backplane through PROFIsafe.

Coordinated P and M switches apply or remove the field voltage at each connected load.

Diagnostic feedback and front LEDs expose supply and channel conditions to the safety program and technician.

The Siemens 6ES7526-2BF00-0AB0 S7-1500 F-DQ Output Module may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
Siemens 6ES7526-2BF00-0AB0 S7-1500 F-DQ Module Manuals,Datasheets,Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.

Switching one load through coordinated positive and negative paths

  • P switch: The sourcing path applies the positive field supply.
  • M switch: The sinking path completes the monitored PPM circuit.
  • Channel rating: Each output carries up to 2 A for a documented resistive load.
  • Load type: Permitted switching frequency changes for resistive, inductive and lamp loads.

Relating controller safety data to physical channel states

  • Command source: The safety program sends output data through PROFIsafe.
  • Module action: The F-DQ evaluates the safe command before energizing the channel.
  • Feedback: Diagnostics return through the same configured safety communication.
  • Parameters: F-address and channel settings must match the safety project.

Separating output state from detected channel conditions

  • Green indication: A channel LED shows the commanded output state.
  • Red indication: A separate LED reports channel diagnostics.
  • Protection: Short-circuit and overload monitoring protect the semiconductor path.
  • Supply status: The PWR indication reflects the monitored field supply.

Relating the module rating to the complete fail-safe output circuit

  • Safety function: The documented limits up to PL e and SIL 3 apply to the configured safety function rather than to an unconfigured output by itself.
  • PPM circuit: Each commanded channel depends on its coordinated P and M paths, field supply and PROFIsafe parameters.
  • Channel grouping: Because the channels are not isolated from one another, their shared potential relationship remains part of the field-wiring design.
  • Backplane separation: Isolation from the backplane separates the field output section from controller communication while diagnostics still return through the configured module.
Description
Siemens 6ES7526-2BF00-0AB0 is an S7-1500 F-DQ fail-safe digital output module with eight 24 V DC PPM channels. It receives safety-related output data through PROFIsafe and switches connected loads through coordinated P and M semiconductor paths.

Each channel of 6ES7526-2BF00-0AB0 can carry up to 2 A for a documented resistive load, while lower switching frequencies apply to inductive and lamp loads. The P/M arrangement allows the module to test and disconnect the output path in line with its fail-safe configuration.

Supply monitoring, short-circuit protection and overload protection on 6ES7526-2BF00-0AB0 feed diagnostic information back to the safety program. Green channel LEDs show output status, and red indicators separate channel diagnostics from the module-level power condition.

The channels of 6ES7526-2BF00-0AB0 share their module potential but remain isolated from the S7-1500 backplane bus. Correct safety parameters, wiring and proof-test behavior are required for the documented PL e and SIL 3 classifications.
Alternative Names
6ES75262BF000AB0 6ES7 526-2BF00-0AB0 6ES7526 2BF00 0AB0 Siemens 6ES7526-2BF00-0AB0 6ES7526-2BF00-0AB0 F-DQ 8x24VDC S7-1500 F-DQ 6ES7526-2BF00-0AB0 6ES 7526 2BF00 0AB0 6ES7526/2BF00/0AB0
Technical notes
PPM switching on Siemens 6ES7526-2BF00-0AB0 uses coordinated P/M paths; load wiring and test behavior must follow the configured safety application.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
Why does a channel on Siemens 6ES7526-2BF00-0AB0 remain off after a safety command?
For Siemens 6ES7526-2BF00-0AB0, check field supply, P/M wiring, passivation state, channel diagnostics and the PROFIsafe configuration.
Can 6ES7526-2BF00-0AB0 switch an inductive load at the same rate as a resistor?
No. The documented maximum for an inductive load on 6ES7526-2BF00-0AB0 is lower than the 30 Hz resistive-load frequency.
What do the red and green channel LEDs mean on Siemens 6ES7526-2BF00-0AB0?
On Siemens 6ES7526-2BF00-0AB0, green indicates channel status while red identifies a channel diagnostic condition.
Are the eight outputs of 6ES7526-2BF00-0AB0 isolated from each other?
No. The channels of 6ES7526-2BF00-0AB0 are not mutually isolated, although the output section is isolated from the backplane bus.
Which safety levels are documented for Siemens 6ES7526-2BF00-0AB0?
Siemens 6ES7526-2BF00-0AB0 is documented up to PL e under ISO 13849-1 and SIL 3 under IEC 61508.
How much current can one 6ES7526-2BF00-0AB0 channel switch?
One resistive output channel on 6ES7526-2BF00-0AB0 is rated for a maximum of 2 A under the documented conditions.