Fluke 8502AT Digital Multimeter

The Fluke 8502AT is a 6.5-digit digital multimeter engineered for precision DC and AC measurements in laboratory and field environments. It delivers 500 readings per second with 6 PPM DC voltage accuracy and 212% overrange capability, making it suitable for demanding measurement applications. Microprocessor control and optional IEEE-488-1975 interface enable remote programming and automated test integration. Modular construction accommodates optional converters for AC voltage, resistance, and true RMS measurement without mainframe replacement.

## Technical Specifications

• Resolution: 6.5 digits
• DC Voltage Accuracy: 6 PPM
• Overrange Capability: Up to 212%
• System Speed: 500 readings per second
• Measurement Ranges:
– DC Voltage: 5 ranges (standard)
– AC Voltage: 4 ranges (with optional AC converter)
– Resistance: 8 ranges (with optional Ohms Converter -02)
– Current: 5 ranges
• Thermal True RMS Converter (optional module):
– AC accuracy: Up to 0.015% across eight ranges
– Response time: Maximum 6 seconds
– Three front-panel selectable modes: fast, fast enhanced, and high accuracy
• AC Line Frequency: 400 Hz ±5% (8502AT model)
• Operating Power: 12 watts basic; 24 watts fully loaded at 50–60 Hz
• Warm-up Time: 2 hours to rated accuracy
• Physical: 42.5 cm × 43.2 cm × 10.8 cm; 9.1 kg basic, 10.92 kg fully loaded
• Operating Temperature: 0°C to 50°C
• Storage Temperature: –40°C to 70°C
• Humidity: 80% RH (0–18°C); 75% RH (18–40°C); 60% RH (40–50°C)

## Key Features

• MIL-T-28800 Class 5 style E compliance for shock and vibration
• Modular plug-in architecture for option configuration
• Optional IEEE-488-1975 interface for system integration
• External trigger interface isolator available (-08A)
• Dual AC supply compatibility: 115 V or 230 V ±10%

## Typical Applications

Precision DC measurements in metrology laboratories, AC signal characterization with optional true RMS converter, automated test systems via IEEE-488 interface, field service in demanding thermal environments.

## Compatibility & Integration

Standard configuration includes mainframe with DC volts and DC ratio measurement. Optional modules: Ohms Converter (-02), IEEE-488-1975 Interface (-05), Interface Isolator (-08A). Remote interface supports memory programming and microprocessor-controlled operation.