Fluke 705 Loop Calibrator

The Fluke 705 is a rugged and compact loop calibrator offering a cost-effective solution for calibrating, maintaining, and troubleshooting 4–20 mA control loops. With 0.02% accuracy, dual mA and % span display, and selectable step and ramp outputs, the 705 provides high-performance loop testing in a simple handheld device. It includes a built-in 24 V loop supply for powering transmitters and offers convenient one-handed operation with easy battery access.

Technical Specifications

• Model: Fluke 705
• Function: Loop Calibrator (mA source, simulate, measure)
• Current Measurement Range: 0 to 24 mA
• Measurement Resolution: 0.001 mA
• Measurement Accuracy: ±0.02% of reading + 2 LSD
• Source Range: 0–20 mA or 4–20 mA
• Source Accuracy: ±0.025% of reading + 2 LSD
• Drive Capability: Up to 1000 Ω @ 24 mA
• Simulation Range: 0–20 mA or 4–20 mA
• Simulation Accuracy: ±0.025% of reading + 2 LSD
• Voltage Measurement Range: 0 to 28 V DC
• Voltage Resolution: 1 mV
• Voltage Accuracy: ±0.025% of reading + 2 LSD
• Loop Power: 24 V (when measuring mA)
• External Loop Voltage: 12–30 V

Environmental & Safety

• Operating Temperature: –10 °C to +55 °C
• Storage Temperature: –40 °C to +60 °C
• Humidity: 0–90% RH (≤35 °C), 0–70% RH (35–55 °C)
• Temperature Coefficient: ±0.005% of range per °C (<18 °C or >28 °C)
• Safety Standards: CSA C22.2 No. 1010.1:1992
• EMC Compliance: EN50082-1:1992, EN55022:1994 Class B
• Max Input Voltage: 30 V

Mechanical & Power

• Dimensions (H × W × D): 152 × 70 × 41 mm
• Weight: 340 g
• Power Supply: One 9 V battery
• Battery Access: Tool-free, without breaking calibration seal
• Durability: Shock & vibration per MIL-T-28800 Class 2

Special Features

• Display: Simultaneous mA and % of span
• Auto Step / Auto Ramp: Selectable slow/fast step & ramp modes
• Span Check: Built-in zero and span confirmation
• Startup Modes: Default 0–20 mA or 4–20 mA selectable

Included Accessories

• Protective Yellow Holster: With Flex-Stand™ and lead storage
• TL75 Safety Test Leads (1 pair)
• AC70A Alligator Clips (1 set)
• Quick Reference Guide & Instruction Sheet
• NIST-Traceable Calibration Certificate

Key Features & Benefits

✅ High Accuracy: 0.02% mA measurement accuracy for reliable loop diagnostics.

✅ Loop Supply Built-In: 24 V internal power for transmitter operation.

✅ Step/Ramp Output: Ideal for valve testing and loop verification.

✅ Dual Display: Shows mA and % span for quick calibration reference.

✅ Battery-Smart: Easy 9 V change without disrupting calibration seal.

📦 Buy Fluke 705 Loop Calibrator from Drive Outlet Megastore

At Drive Outlet Megastore, we offer unbeatable Fluke 705 prices. Designed for precise loop testing and calibration, the 705 is an essential tool for instrumentation engineers and technicians in process control environments.

Fast UK delivery available – 2-year warranty on all products.

Contact us now for your custom quote or technical datasheet.