Highlights:

• Measurement of very low resistances from approximately 1 μΩ to 2500 Ω with high accuracy and a maximum resolution of 0.1 µΩ
• Test currents up to 10 A
• Four-wire measurement: eliminates lead and contact resistances
• 3 measurement modes: Inductive / Resistive / Resistive with automatic triggering
• Programmable alarms and temperature compensation
• Storage for up to 1500 measurements and PC communication

Description:

Strengths:
– Optimized current generation for inductive test objects
– Measurements up to 25 Ω with a maximum resolution of 0.1 μΩ
– Automatic compensation for interference voltages at the terminals
– Resistance calculation at reference temperature using a Pt100 temperature sensor
– Automatic discharge after measurement
– Programmable alarms
– Storage of up to 1500 measurements
– PC communication for data analysis

The C.A 6255 micro-ohmmeter is a high-performance device for precise measurement of very low resistances, featuring user-friendly operation. It enables four-wire measurements with high accuracy and offers three measurement modes tailored to different applications.

Technical Specifications:

– Measurement range: 1 µΩ to 2500 Ω (7 ranges, 3 with 10 A test current)
– Resolution: up to 0.1 µΩ
– Power supply: Rechargeable NiMH battery
– Automatic discharge after measurement
– Programmable alarms
– Memory: 1500 readings
– Protection class: 50 V CAT III
– Dimensions: 270 x 250 x 180 mm
– Weight: 4 kg

Applications:

– Ground continuity testing
– Metallization and surface condition
– Contact quality in switches, relays, etc.
– Cable and winding resistances
– Heating in motors and transformers

Accessories:

Retractable Kelvin test probes for 10 A are available as accessories, simplifying operation and extending application areas.