CH8000-DW Flameproof Potentiometer

Technical Data

1.Explosion-proof Type

• Standards Implemented: CENELEC, IEC, NEC
• Applicable Hazardous Areas: Zone 1, Zone 2 for explosive gas atmospheres; Zone 21, Zone 22 for combustible-dust atmospheres
• Ex Marking: Ex db eb IIC Gb / Ex tb IIIC Db

2.Product Parameters

• Product Type: Flame-proof explosion-proof potentiometer, 1W single-turn and 2W multi-turn versions. Mounted on the panel of flame-proof enclosure for resistance-signal adjustment. Must be used with flame-proof enclosure and cannot work independently.
• Certification / Explosion-proof Marking: Ex db eb IIC Gb / Ex tb IIIC Db. Suitable for Zone 1/2 explosive gas atmospheres, Zone 21/22 combustible-dust atmospheres.
• Material: Housing: anodized aluminum alloy or stainless steel; fitted with imported potentiometer components.
• Exposed Fasteners: Integrated flame-proof thread M30×1.5 for panel mounting.
• Electrical Rating-Rated Voltage: 250V
• Electrical Rating-Rated Current: Max. power 2W, no specified rated-current parameter.
• Protection-Ingress Protection: IP66
• Protection-Ambient Temperature: Ambient temperature −40℃～+60℃; operating temperature −40℃～+75℃
• Connection-Cable Cross-section: No matching cable supplied with potentiometer; cable size selected according to site condition.
• Connection-Cable Entry: No cable entry on this unit. Cable entry is located on matched flame-proof enclosure.
• Connection-Cable Gland: Supplied by the supporting flame-proof enclosure.

3.Product Classification & Origin

HS Code: 8533400000
Country of Origin: China

4.Applicable Industries

• Suitable for: Petrochemical, coal-chemical, pharmaceutical, coating, mining, oil-gas storage & transportation, sewage treatment and other industries with explosive gas and combustible-dust hazardous working conditions.
• Practicality: Available in 1W single-turn and 2W multi-turn versions with multiple resistance options. Integrated M30×1.5 flame-proof thread for easy installation and maintenance. Housing in anodized aluminum alloy or stainless steel, fitted with imported potentiometer components.
• Safety Performance: Explosion-proof marking Ex db eb IIC Gb / Ex tb IIIC Db, applicable for Zone 1/2 explosive gas atmospheres and Zone 21/22 combustible-dust atmospheres. Protection grade IP66, rated 250V/2W, ambient operating temperature −40℃～+60℃. It cannot be used independently and must be matched with flame-proof enclosure.

5.Credibility

MMALATEX explosion-proof products comply with strict international standards and hold complete ATEX, IECEX and EAC certifications to ensure compliant operation in global markets. This series of explosion-proof products is engineered for extreme working conditions with IP65/IP66/IP67 protection ratings, delivering excellent resistance to water, dust and corrosion. We provide customers with in-depth supporting services, including comprehensive technical support, complete warranty services and worldwide logistics support. Wherever your project is located, MMALATEX ensures smooth project delivery and provides safe and reliable solutions for hazardous areas.

6.FAQs

Q1: What materials are available for the housing of CH8000-DW explosion-proof potentiometer?

A1: The housing can be anodized aluminum alloy or stainless steel.

Q2: What kind of components are equipped inside this potentiometer?

A2: It is fitted with imported potentiometer components.

Q3: Can CH8000-DW potentiometer be used separately without explosion-proof enclosure?

A3: No, it must be matched with explosion-proof enclosure and cannot be used independently.