The SIMATIC S7-1500, 6ES7522 1BF00 0AB0 is a top-of-the-line industrial automation system designed for high-performance applications. Operating at a frequency of 50/60 Hertz (Hz), this rack-mount system delivers unparalleled efficiency in digital output processes. Its standard size, measuring 35 x 147 x 129 millimeters (mm), ensures compatibility with various industrial setups. The sleek grey color gives it a professional look, perfect for modern industrial environments.

Siemens SIMATIC S7-1500

Digital Output Module DQ 8x24 V DC / 2 A HF

Article No.: 6ES7522-1BF00-0AB0

• 8 channels in groups of 8

• Max. current per group: 8 A

• Diagnostics included

• Substitute values: 2 channels support Pulse Width Modulation (PWM)

• Safety shutdown: Up to SIL2 (EN IEC 62061:2021), Category 3 / PL d (EN ISO 13849-1:2015)

• Front connector: Screw terminals or push-in (to be ordered separately)

General Information

• HW functional status: From FS03

• Firmware version: V2.2.0 (FW update possible)

• I&M data: I&M0 to I&M3

• Prioritized startup: Yes

• Engineering:

  • STEP 7 TIA Portal: from V13 SP1

  • STEP 7: from V5.5 SP3

  • PROFIBUS: from GSD V1.0 / Rev V5.1

  • PROFINET: from GSD V2.3

Operating Mode

• DQ, DQ with energy-saving, PWM (max 2 channels), MSO

• Integrated operating cycle counter

• Cam control & oversampling: No

Supply Voltage

• Rated value: 24 V DC

• Permissible range: 19.2 … 28.8 V DC

• Reverse polarity protection: Yes (internal, 10 A per group)

• Max input current: 40 mA (20 mA per group, no output active)

Power

• Backplane bus consumption: 0.9 W

• Power loss: Typical 5.6 W (6.8 W for PWM)

Digital Outputs

• Type: Transistor, current-sourcing

• Number of outputs: 8 (parameterizable, IEC 61131 Type 2)

• Short-circuit protection: Yes (typical threshold 3 A)

• Inductive shutdown voltage limitation: -17 V

• Controllable via digital input: Yes

• PWM operation: 2 channels max, cycle duration 2–100 ms, duty cycle 0.1% resolution, min pulse 300 µs

• Switching capacity: Max 10 W lamp load

• Load resistance range: 12 Ω … 4 kΩ

• Output current:

  • Rated: 2 A

  • Max: 2.4 A (derating for PWM)

  • Residual current (signal "0"): Max 0.5 mA

• Output delay:

  • 0→1: typ. 80 µs, max 100 µs

  • 1→0: typ. 300 µs, max 500 µs

• Switching frequency:

  • Resistive: max 100 Hz (PWM 500 Hz)

  • Inductive: max 0.5 Hz (PWM 500 Hz with external circuit)

  • Lamp load: max 10 Hz

• Total output current:

  • Per channel: 2 A

  • Per group: 8 A

  • Per module: 16 A

Diagnostics & Status

• LEDs:

  • RUN: Green

  • ERROR: Red

  • MAINT: Yellow

  • PWR (Supply voltage): Green

  • Channel status: Green

  • Channel/module diagnostics: Red

• Diagnostic functions: Yes

• Substitute values: Connectable

• Monitored faults: Supply voltage, short-circuit, group errors

Isolation & Potential Separation

• Channels in groups of 4 separated

• Channels and backplane bus isolated

• Isolation tested at 707 V DC

Safety & Standards

• Highest safety achievable:

  • PL d (ISO 13849-1)

  • Cat. 3 (ISO 13849-1)

  • SIL 2 (IEC 62061)

• Safety shutdown info: Siemens Support

• Eco profile: Siemens EcoTech, Environmental Product Declaration available

• Global Warming Potential (CO2 eq):

  • Total: 43.8 kg

  • Production: 9.5 kg

  • Operation: 34.5 kg

  • End-of-life: -0.231 kg

Ambient Conditions

• Horizontal installation: -30 … 60°C

• Vertical installation: -30 … 40°C

• Max altitude: 5000 m (see manual for >2000 m)

Dimensions & Weight

• Width × Height × Depth: 35 × 147 × 129 mm

• Weight: 240 g 

FAQs of SIMATIC S7-1500, 6ES7522 1BF00 0AB0: