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ISO 9001 Certified

Vanguard Instruments Company, Inc., Electronic Testing Equipment, Ontario, CA


Winding Resistance Ohmmeter


[ View Interactive Demo ]
9056-UC [110V]
9057-UC [220V]

The WRM-10P is a low resistance ohmmeter with all of the features of the WRM-10 above. In addition to the features of the WRM-10, the WRM-10P includes a built-in 2.5" wide thermal printer that allows test records to be printed in the field. Test records can also be downloaded to a PC.

  • Range from 1 micro-ohm to 2,000 ohm
  • Up to 10 Amperes of test current
  • Auto discharge circuit for operator safety
  • Built-in 2.5" Thermal Printer, computer interface
  • Stores 48 records of 63 readings
  • Weighs less than 27 lbs.





Technical Specifications

TYPE Portable transformer winding resistance meter
PHYSICAL SPECIFICATIONS 16.8”W x 12.6”H x 10.6”D (42.6 cm x 32.0 cm x 26.9 cm); Weight: 27 lbs (12.2 kg)
INPUT POWER 100 – 120 Vac or 200 – 240 Vac (factory pre-set), 50/60 Hz
RESISTANCE READING RANGE 1 micro-ohm – 2,000 ohms
ACCURACY 1 – 19,999 micro-ohms: ±0.5% reading, ±1 count;
20 – 999 milli-ohms: ±1% reading, ±1 count;
1 – 2,000 ohms: ±1.5% reading, ±1 count
TEST CURRENT RANGE Auto range, 10 Amperes max
DISPLAY Back-lit LCD Screen (20 characters by 4 lines); viewable in bright sunlight and low-light levels
PRINTER 2.5-inch wide built-in thermal printer
KEYPAD Rugged membrane keypad (10 alpha-numeric keys, 6 function keys)
INTERNAL TEST RECORD STORAGE Stores 63 test records of 48 readings each
COMPUTER INTERFACE One RS-232C (19,200 Baud) port
PC SOFTWARE Windows® XP/Vista-based software is included with purchase price
SAFETY Designed to meet IEC61010 (1995), UL61010A-1, CSA-C22.2 standards
ENVIRONMENT Operating: -10˚C to 50˚ C (15˚F to +122˚ F); Storage: -30˚ C to 70˚ C (-22˚F to +158˚ F)
CABLES Three 50-foot test cables, ground cable, power cord and cable bag
OPTIONS Transportation case
WARRANTY One year on parts and labor
Specifications are valid at nominal voltage and ambient temperature of +25˚C (+77˚F).
Last updated on February 16, 2009