The Raytech WR14 15Amp Two Channel Winding Resistance Meter with Demagnetization and Discharge is a battery or line-operated, field-portable instrument designed specifically to measure the dc resistance of all types of magnetic windings safely and accurately. It can test transformers and rotating machine windings and perform low-current resistance measurements on connections, contacts and control circuits. 

Raytech WR14 15Amp Two Channel Winding Resistance Meter with Demagnetization and Discharge features:

• Charges inductive loads up to 1500 Henry 
• 2 independent measuring channels 
• Heavy-duty protection circuitry 
• Simple touch screen operation 
• Data exchange with USB-Key 
• 2 Temperature channel 
• High power DC Supply (15A/30V) 
• Fast Discharge unit - Discharge Indicator 
• visible and audible indicator for discharge status  
• Demagnetizing Circuit (world unique) 
• Emergency stop push button immediately turns off power and starts discharging 
• Internal Printer 
• Battery operated 
• Data Storage of up to 10000 measurements 
• Mounted in rugged case for field-testing