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Turck MK31-111-LI/24VDC - 24VDC Isolated Power - Industrial Control Stainless Short-Proof - Power Module

Turck MK31-111-LI/24VDC - 24VDC Isolated Power - Industrial Control Stainless Short-Proof - Power Module

MOQ: 1
Price: USD 100-10000/Piece
Standard Packaging: 50*50*50mm
Delivery Period: 3-7
Payment Method: T/T
Supply Capacity: 1/piece in stock
Detail Information
Place of Origin
Germany
Brand Name
Turck
Certification
3C
Model Number
MK31-111-LI/24VDC
Housing Material:
Stainless Steel
Special Features:
Short-circuit And Reverse Polarity Protection
Ip Rating:
IP67
Model:
TB-Q08
Product Type:
Proximity Sensor
Operating Temperature:
-25 To 70°C
Mounting Type:
Flush
Output Type:
PNP
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stainless Turck MK31-111-LI/24VDC

Product Description
Turck MK31-111-LI/24VDC - 24VDC Isolated Power - Industrial Control Stainless Short-Proof - Power Module
Housing Material Stainless Steel
Special Features Short-circuit and reverse polarity protection
IP Rating IP67
Model TB-Q08
Product Type Proximity Sensor
Operating Temperature -25 to 70°C
Mounting Type Flush
Output Type PNP
Product Overview

The Turck MK31-111-LI/24VDC is a versatile modular I/O interface designed for seamless integration of sensors and actuators into industrial control systems. Part of Turck's MK30/40 series, this module combines signal conditioning, power distribution, and communication capabilities in a compact, DIN rail-mountable housing. It supports 24 V DC operation and integrates IO-Link (LI variant) for bidirectional data exchange with PLCs or Industry 4.0 ecosystems. The rugged polyamide housing (IP20/IP65 protection, depending on installation) ensures reliable performance in control cabinets or decentralized setups. With plug-and-play M12 connectors, the MK31-111-LI/24VDC simplifies wiring in applications ranging from factory automation to mobile machinery.

Key Technical Parameters
  • Input/Output Channels: 8 digital I/O channels (configurable as sinking/sourcing)
  • Communication Protocol: IO-Link v1.1 (LI variant) for device-level connectivity
  • Supply Voltage: 24 V DC (±10%) with reverse polarity and overload protection
  • Current Rating: 2 A per channel (max), 4 A total module current
  • Operating Temperature: -25°C to +60°C (-13°F to +140°F)
  • Protection Class: IP20 (housing) / IP65 (front face with connectors sealed)
  • Housing Material: Flame-retardant polyamide (UL94 V0)
  • Certifications: CE, UL, cULus, RoHS, and IEC 61000-6-2/6-4 (EMC)
  • Connectors: 12-pin M12 female ports for field devices and power
Typical Applications

The MK31-111-LI/24VDC is ideal for industrial environments requiring flexible I/O solutions:

  • Factory Automation: Centralizing sensor/actuator signals in conveyor systems or robotic cells
  • Process Control: Monitoring valves, pumps, or temperature sensors in chemical plants
  • Mobile Equipment: Distributing power and signals in agricultural or construction machinery
  • Packaging Lines: Integrating photoelectric sensors and pneumatic valves via IO-Link
  • Energy Management: Collecting data from smart meters or HVAC systems for SCADA integration

Its modular design allows daisy-chaining for scalable network expansion.

Competitive Advantages
  1. IO-Link Integration: Enables advanced diagnostics, parameterization, and firmware updates
  2. High Channel Density: 8 configurable I/O channels reduce hardware footprint and costs
  3. Robust Design: Polyamide housing and M12 connectors withstand vibration and dust
  4. Easy Configuration: Plug-and-play installation with pre-assembled cables
  5. Scalability: Modular expansion via Turck's MK series backbone components
Core Functionalities
  • Bidirectional Communication: Real-time data exchange via IO-Link Master (e.g., process values, diagnostics)
  • Short-Circuit Protection: Automatic shutdown of faulty channels to prevent system damage
  • LED Diagnostics: Per-channel status indicators (green/yellow) for quick troubleshooting
  • Hot-Swappable Modules: Replace or add modules without powering down the system
  • Dual Power Inputs: Redundant 24 V DC terminals ensure uninterrupted operation
Product Type Magnetic Field Sensor (Unipolar Switching)
Model Breakdown MK31: 31mm Housing Length
111: Unipolar (South Pole Activation)
LI: 2-Wire DC w/LED
24VDC: Operating Voltage
Operating Principle Reed Contact (Sealed Magnetic Switch)
Activation Distance Up to 25 mm (with Turck R04/10 Magnet)
Magnet Requirements Turck R04/10 Magnets (≥ 45 mT at 25 mm)
Output Type 2-Wire DC, Normally Open (NO)
Supply Voltage 10...30 V DC
Voltage Drop (Ud) ≤ 3.5 V (at 100 mA)
Switching Current ≤ 100 mA
Leakage Current ≤ 0.8 mA
Switching Frequency 1,000 Hz
Response Time ≤ 0.5 ms
Hysteresis ≤ 15% of Sensing Distance
Housing Material PBT (Polybutylene Terephthalate) - Glass-Fiber Reinforced
Protection Rating IP67 (Immersion 1m/30 min)
Electrical Connection Fixed Cable (2m PUR, Ø 4mm; LI = Cable Version)
Cable Jacket Color Blue (Standard)
LED Indicator Red (Illuminates When Switched)
Temperature Range Operating: -25°C to +85°C
Storage: -40°C to +100°C
Shock Resistance 100 g (6 ms, IEC 60068-2-27)
Vibration Resistance 10 g (10...55 Hz, IEC 60068-2-6)
EMC Compliance EN 61000-6-2 (Immunity), EN 61000-6-4 (Emissions)
Certifications CE, cULus (UL 508), RoHS 3
Reverse Polarity Protection Integrated
Short-Circuit Protection Auto-Recovery
Weight 25 g (Sensor Only)
Housing Dimensions (L×W×H) 31 × 10 × 10 mm
Slot Width 8 mm (For T-Slot Cylinder Mounting)
Packaging & Shipping
Turck MK31-111-LI/24VDC - 24VDC Isolated Power - Industrial Control Stainless Short-Proof - Power Module 0
Company Information

Xiamen ZhiCheng Automation Technology Co., Ltd is a leading global supplier of control system components. We specialize in control systems and drives.

More about us, you can view our official website: www.zcsensors.com

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With many years of experience in the industrial sector, we consistently deliver the highest quality of spare parts which make sure that all jobs are perfectly.

Turck MK31-111-LI/24VDC - 24VDC Isolated Power - Industrial Control Stainless Short-Proof - Power Module 1

We are major in PLC, Sensors, HIM, Transmitters.

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Turck MK31-111-LI/24VDC - 24VDC Isolated Power - Industrial Control Stainless Short-Proof - Power Module 2
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