Field Instruments

Product Overview

The Fluke 568 Ex Intrinsically Safe Infrared Thermometer is a professional-grade temperature measurement instrument designed specifically for hazardous and explosive environments. Certified for use in Class I Div. 1 & Div. 2 and Zone 1 & Zone 2 areas, the 568 Ex allows safe, accurate temperature measurement in oil & gas, chemical, pharmaceutical, petrochemical, and energy industries.

Combining non-contact infrared measurement with contact temperature measurement using K-type thermocouples, the Fluke 568 Ex delivers flexibility, accuracy, and safety in one rugged device. Its long-distance targeting, adjustable emissivity, intuitive interface, and intrinsically safe design make it the trusted choice for professionals working in Ex-rated locations worldwide.

Key Features

• Intrinsically Safe Certified: Approved for Class I Div. 1 & 2 and Zone 1 & 2 hazardous areas
• Dual Measurement Capability: Infrared and contact (K-type thermocouple) temperature measurement
• Wide Temperature Range: IR measurement from –40 °C to +800 °C
• 50:1 Distance-to-Spot Ratio: Accurate long-distance measurement of small targets
• High Accuracy: ±1 % of reading or ±1 °C (whichever is greater)
• Adjustable Emissivity: Digital adjustment (0.10 to 1.00) with built-in material table
• Audible & Visual Alarms: Immediate alerts when temperature limits are exceeded
• Data Storage: Stores up to 99 measurement points
• Soft-Key Menu Interface: Easy access to advanced functions
• Bright Backlit Display: Two-level backlight for low-light environments
• Conductive IS Carrying Case: Safe transport into hazardous areas

Technical Specifications

Manufacturer: Fluke
Model: 568 Ex
Type: Intrinsically Safe Infrared & Contact Thermometer

Infrared Measurement

Temperature Range: –40 °C to +800 °C
Accuracy:
• ≥ 0 °C: ±1 % or ±1 °C (whichever is greater)
• < 0 °C: ±(1.0 °C + 0.1 °/1 °C)

Distance-to-Spot Ratio: 50:1
Minimum Spot Size: 19 mm
Response Time: < 500 ms
Spectral Response: 8 µm to 14 µm
Emissivity: Adjustable 0.10 to 1.00
Display Resolution: 0.1 °C

Contact Measurement (K-Type)

Temperature Range: –270 °C to +1372 °C
Accuracy: ±1 % or ±1 °C (whichever is greater)
Resolution: 0.1 °C

Display

• Dot-matrix LCD display with function menus
• Two-level backlight (normal and extra bright)
• °C / °F selectable

Data & Functions

• Min / Max / Average / Differential temperature
• Audible and two-color visual alarms
• Trigger lock for continuous measurement
• Internal memory for 99 readings

Power Supply

• 2 × AAA intrinsically safe approved batteries
• Battery life:
– Up to 4 hours (laser and backlight on)
– Up to 100 hours (laser and backlight off)

Environmental & Mechanical

• Operating temperature: 0 °C to +50 °C
• Storage temperature: –20 °C to +60 °C
• Ergonomic, rugged industrial design
• Designed for harsh electrical, mechanical, and chemical environments

Applications

• Oil & gas facilities and refineries
• Chemical and petrochemical plants
• Pharmaceutical manufacturing
• Power generation and utilities
• Hazardous-area electrical inspections
• Preventive and predictive maintenance in Ex zones

Why Buy from FieldInstruments.lk?

• 100 % genuine Fluke intrinsically safe instruments
• Competitive pricing and fast island-wide delivery
• Expert local technical support and application guidance
• Reliable after-sales service and calibration assistance

The Fluke 568 Ex Intrinsically Safe Infrared Thermometer delivers maximum safety, precision, and versatility, making it the ideal temperature measurement solution for professionals working in hazardous and explosive environments.

Fieldinstruments.lk
50/3, Angampitiya Rd, Ethul Kotte, Sri Lanka. 10100.
Phone: +94718555888 Email: info@fieldinstruments.lk