MTL 5074 IP68 Dustproof Blower: -40°C~105°C Range, 100K Hrs Industrial Cooling

Product Specification

ATEX/IECEx-Certified Isolated 4-20mA Converter for Hazardous Area Signal Transmission

The MTL5074 is a compact, single-channel isolated converter engineered to provide intrinsic safety for 4-20mA current loops in Zone 0/IIC/T4 hazardous environments. Certified to ATEX Directive 2014/34/EU (II 1G Ex ia IIC T4, Certificate BAS 99 ATEX 7074) and IECEx (BAS 04.0037), it ensures safe operation by limiting energy to 28V/93mA/0.65W at hazardous area terminals, while supporting Um=250V for high-voltage compatibility. Its galvanic isolation (250V AC/DC) between input, output, and power supply eliminates ground loops and noise interference, delivering a transmission accuracy of ±0.05% linearity and ±0.01%/°C temperature stability. Unlike Phoenix Contact’s MINI MCR-SL-I-I, which offers only 0.1% accuracy and lacks Zone 0 certification, the MTL5074 provides reliable signal conversion in the most demanding explosive atmospheres. The module’s 16mm-wide DIN rail mount and plug-in terminals streamline installation, reducing setup time by 25% compared to traditional screw-terminal designs. Ideal for petrochemical pipelines and offshore platforms, it combines rugged durability with EMC compliance, making it a cornerstone of modern safety instrumented systems (SIS).

Ruggedized Design for Harsh Industrial Environments

Built to withstand extreme operational conditions, the MTL5074 features a robust IP65-rated enclosure (derived from MTL’s 5000 series legacy) to protect against dust, water ingress, and corrosive gases. Operating flawlessly across -20°C to +60°C, it outperforms Siemens’ SITRANS ZR200, which has a narrower temperature range of -10°C to +70°C and lower IP20 rating. The solid-state architecture ensures <10ms response time and <0.01% long-term drift, critical for maintaining accuracy in fluctuating environments like arctic oil rigs or tropical chemical plants. With low power consumption (40mA at 24V DC) and 250V AC isolation, the module minimizes heat dissipation and interference in electrically noisy settings. Its 110g design (including mounting bracket) allows dense panel layouts, maximizing space efficiency in control cabinets. Backed by Eaton’s functional safety management system (FSM) certification under IEC 61508, the MTL5074 delivers consistent performance in applications where downtime is costly.

Flexible Integration and Cost-Effective System Expansion

The MTL5074 redefines modularity with its plug-and-play architecture, enabling seamless integration into existing DCS/PLC systems without additional signal conditioning. Unlike Pepperl+Fuchs’ KFD2-SL-EX1.W, which requires external configuration tools, the MTL5074’s intuitive design allows on-site adjustments via front-panel switches for input/output range selection (e.g., 0-20mA, 4-20mA). For scalable applications, the module can be daisy-chained using MTL’s power bus system, simplifying power distribution and reducing cabling costs by 20%. While discontinued, it remains a cost-effective alternative to its successor, the MTL5574, offering identical functionality at a lower price point. With comprehensive documentation (including wiring diagrams and ATEX/IECEx certificates), this module is a preferred choice for industries prioritizing compliance, reliability, and ease of integration. Its compatibility with both voltage and current sources makes it ideal for diverse applications, from pressure transmitters in refineries to flow meters in pharmaceutical manufacturing.

Packaging & Shipping

Company Information

Xiamen ZhiCheng Automation Technology Co., Ltdit is a leading global supplier of control system components. We specialize in control systems and drives.
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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 this jobs are perfectly.

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