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ABB PCO011 (3BDZ000371R1) PROFIBUS DP Connector 

1. Key Parameters

• Product Model: PCO011
• Order Code: 3BDZ000371R1
• Product Series: ABB PCO Series Industrial PROFIBUS DP Connectors (S800 I/O/AC500 Compatibility, Field Device Networking)
• Core Function: Enables secure PROFIBUS DP connections between ABB automation devices; provides proper bus termination and shielding; resists EMI/RFI interference; supports daisy-chain network topologies
• Electrical & Protocol Specifications:

  Parameter	Details	Performance Metrics
  PROFIBUS DP Performance	- Supported Protocol: PROFIBUS DP V1/V2 (EN 50170) - Maximum Data Rate: 12Mbps (up to 100m); 1.5Mbps (up to 400m); 9.6kbps (up to 1200m) - Bus Termination: Integrated 150Ω ±20% resistor (selectable via switch) - Signal Delay: ≤10ns (between input and output)	Ensures error-free data transmission (≤1 error per 10⁹ bits) for real-time control signals in distributed I/O networks
  Electrical Protection	- Surge Protection: ±2kV (ESD, contact); ±4kV (ESD, air) per IEC 61000-4-2 - Overvoltage Protection: 500V AC (1s, between pins) - Common-Mode Rejection: ≥60dB (at 1MHz) - Insulation Resistance: ≥100MΩ (at 500V DC)	Protects connected devices from electrical transients (e.g., motor start-up spikes, static discharge) common in industrial environments
  Connector Configuration	- Pin Configuration: 9-pin D-sub (male/female options) with PROFIBUS standard pinout (Pins 3: B, 5: A, 8: Shield) - Contact Material: Brass (gold-plated, 3μm thickness) - Wire Gauge Support: 0.25mm²~0.5mm² (24~20 AWG) - Connection Type: Screw terminals (0.2~0.5Nm torque)	Gold-plated contacts ensure low contact resistance (≤10mΩ) and corrosion resistance; screw terminals provide vibration-resistant connections
  Safety & Compliance	- EMI/RFI Shielding: 360° shield contact (90% coverage) with grounding lug - Flame Class: UL 94 V0 (housing material) - Temperature Rating: -40℃~+85℃ (operation) - Compliance: EN 50170 (PROFIBUS), CE, RoHS, UL 94	360° shield continuity minimizes EMI ingress/egress; flame-retardant housing reduces fire risk in enclosed control cabinets

• Mechanical Specifications:
  • Dimensions: 45mm (W) × 30mm (H) × 60mm (L) (compact design for dense installations)
  • Mounting Type: DIN rail mount (EN 50022) or direct panel mount (via integrated tabs)
  • Housing Material: Polyamide 66 (PA66, impact-resistant, chemical-resistant)
  • Protection Rating: IP20 (when mounted in cabinet); IP40 with optional protective cover
  • Weight: Approximately 45g
• Environmental Ratings:
  • Operating Temperature Range: -40℃~+85℃ (-40℉~185℉)
  • Storage Temperature Range: -50℃~+90℃ (-58℉~194℉)
  • Humidity Tolerance: 5%~95% RH (non-condensing, 40℃)
  • Vibration Resistance: 10~500Hz, 10g acceleration (IEC 60068-2-6; no contact loosening)
  • Shock Resistance: 30g (11ms half-sine, IEC 60068-2-27; no mechanical damage)
  • Chemical Resistance: Resistant to mineral oil, grease, and dilute acids (per IEC 60068-2-54)

2. Key Features

• PROFIBUS DP Optimization: Tailored for ABB PROFIBUS networks (S800 I/O, AC500 PLCs, ACS drives)—complies with EN 50170 standards and supports data rates up to 12Mbps, ensuring seamless integration in high-speed distributed control systems.
• Integrated Bus Termination: Built-in 150Ω selectable resistor eliminates the need for external terminators—simplifies network setup (critical for daisy-chained topologies) and ensures proper signal termination at bus endpoints, reducing reflection-related errors.
• 360° EMI Shielding: Continuous shield contact with grounding lug maintains electromagnetic compatibility (EMC)—blocks 90% of industrial EMI (e.g., from motor drives, welders) that causes data corruption in PROFIBUS networks.
• Gold-Plated Contacts: 3μm gold plating on brass contacts ensures low resistance (≤10mΩ) and corrosion resistance—maintains reliable connectivity in humid or dusty environments (e.g., food processing plants, mining facilities) for 10+ years.
• Compact & Flexible Mounting: DIN rail or panel mount options with small form factor (45×30×60mm)—fits in crowded control cabinets and field enclosures, supporting dense device installations (e.g., I/O junction boxes).
• Vibration-Resistant Connections: Screw terminals with 0.2~0.5Nm torque specification prevent contact loosening—withstands 10g vibration (e.g., from pumps, compressors), a common cause of intermittent PROFIBUS failures.
• Wide Temperature Range (-40℃~+85℃): Operates reliably in extreme industrial environments—from cold storage facilities to high-temperature zones near furnaces, ensuring consistent performance across diverse applications.

3. Application Fields

• ABB PROFIBUS DP Networks: Primary application—connecting ABB devices in distributed I/O systems:
  • Automotive Assembly Lines: Links S800 I/O modules (robot position sensors) to AC500 PLCs via PROFIBUS DP; 12Mbps data rate enables real-time robot coordination (±0.1mm precision), while vibration resistance withstands assembly line motion.
  • Chemical Plant Process Loops: Connects ACS800 drives (agitator motors) to AC500 PLCs; 360° shielding blocks EMI from chemical pumps, ensuring reliable transmission of speed setpoints and fault signals.
• Manufacturing & Machinery: PROFIBUS connectivity for production equipment:
  • Packaging Machinery: Links S800 I/O modules (conveyor encoders, filling nozzles) to AC500 PLCs; compact design fits in machinery control boxes, while gold-plated contacts resist corrosion from packaging adhesives.
  • Metalworking Machines: Connects temperature sensors and hydraulic valve controllers to AC500 PLCs via PROFIBUS DP; wide temperature range (-40℃~+85℃) handles heat from metal cutting processes.
• Food & Beverage Processing: Hygienic and reliable connections:
  • Beverage Bottling Lines: Links S800 I/O modules (level sensors, capping motors) to AC500 PLCs; chemical resistance withstands daily washdowns (caustic cleaners), while IP40 cover protects against water ingress.
  • Dairy Processing Equipment: Connects pasteurizer temperature controllers to AC500 PLCs; low contact resistance ensures accurate transmission of critical temperature data (±0.5℃), maintaining food safety compliance.
• Mining & Heavy Industry: Rugged connectivity for harsh environments:
  • Mining Conveyor Systems: Links S800 I/O modules (belt speed sensors, emergency stops) to AC500 PLCs; 10g vibration resistance withstands conveyor motion, while wide temperature range handles underground cold.
  • Steel Mill Rolling Lines: Connects ACS6000 drives (rolling mill motors) to AC500 PLCs via PROFIBUS DP; EMI shielding blocks interference from large motors, preventing data loss during high-speed steel processing.
• Building Automation & Infrastructure: PROFIBUS for facility systems:
  • HVAC Control Networks: Links S800 I/O modules (air flow sensors, damper actuators) to AC500 PLCs; compact design fits in building control panels, while reliable connections ensure consistent climate control.
  • Water Treatment Plant Pumps: Connects pump controllers to AC500 PLCs via PROFIBUS DP; corrosion resistance withstands humid pump room environments, ensuring uninterrupted water distribution.

4. Precautions

• Termination Setup (Critical): Enable the 150Ω terminator only at the first and last connectors in the PROFIBUS segment—terminating all connectors causes signal reflection, leading to communication errors (e.g., "frame check sequence errors"). Use the integrated switch to toggle termination.
• Installation & Wiring Safety:
  • Shield Grounding: Connect the shield grounding lug to the system ground (resistance ≤1Ω)—broken shield continuity creates EMI "hot spots," increasing bit error rates (BER) in high-noise areas (e.g., near welders). Use copper ground straps (≥2.5mm²).
  • Polarity & Pinout: Ensure correct PROFIBUS pinout (Pin 3: B, Pin 5: A) — reversed polarity prevents communication, while incorrect wiring damages device ports. Verify with ABB’s PROFIBUS wiring diagram before tightening terminals.
  • Torque Specification: Tighten wire terminals to 0.2~0.5Nm using a torque screwdriver—under-tightening causes high resistance (signal loss), while over-tightening strips threads or damages conductors.
• Operation & Maintenance:
  • Network Testing: Periodically test PROFIBUS signal quality (using a PROFIBUS tester) — signal attenuation >6dB/km at 1.5Mbps indicates loose connections or damaged cables; resolve immediately to prevent system failures.
  • Contact Inspection: Check gold-plated contacts annually for corrosion or oxidation—tarnished contacts increase resistance, causing intermittent communication; clean with a dry, lint-free cloth (avoid abrasives).
  • Environmental Protection: In washdown areas (e.g., food plants), install the optional IP40 protective cover—moisture ingress causes contact corrosion, leading to permanent connection failures in 6~12 months.
• Environmental Limitations:
  • Temperature Extremes: Do not operate above +85℃ or below -40℃—high temperatures (＞85℃) degrade PA66 housing, while extreme cold (＜-40℃) makes plastic components brittle; use thermal insulation in extreme zones.
  • Chemical Exposure: Avoid prolonged contact with concentrated solvents (e.g., acetone, methyl ethyl ketone)—these dissolve the PA66 housing; in chemical plants, use protective conduit rated for the specific chemicals present.
• Replacement & Spare Parts:
  • Genuine ABB Connectors: Use only genuine ABB PCO011 (3BDZ000371R1) connectors—non-genuine alternatives often have inadequate shielding (＜70% coverage) or thin gold plating (＜1μm), leading to frequent network failures.
  • Spare Inventory: Maintain 5~10 spare connectors per 100-node network—PROFIBUS connectors are a common failure point; spares reduce downtime from days (waiting for delivery) to 15 minutes during critical repairs

The structure and details of the product：

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