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Electronic Measurement Solutions since 1968
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TR-SPY: Automatic Transformer Ratiometer

TR-SPY: Automatic Transformer Ratiometer


 

Top performance with single button operation:

  • Fully automatic
  • Housed in rugged, lightweight and waterproof case
  • Laboratory accuracy of measurements:
  • Voltage and Turns ratios
  • Phase displacement
  • Internal storage for test results
  • Single hookup to the transformer
  • Three voltage ranges: 10, 40 and 100 Volts
  • Comparison with a nominal ratio
  • Low load on tested transformer < 0.5VA
  • Heavy duty protection
  • Internal memory for 100 complete tests including transformer nominal information
  • Direct printer output
  • RS232 output
  • Emergency shutoff
  • Very user friendly

Specification
Measurement Parameters

Voltage/Turns Ratio Range:

0.8 ... 13,000

Resolution:

5 Digits
Accuracy

Range 0.80 ...2000

±0.08% with 100 and 40 Volt, ±0.15% with 10 Volt

Range 2001 ...4000

±0.15% with 100 and 40 Volt, ±0.22% with 10 Volt

Range 4001...13,000

±0.3% with 100 and 40 Volt, ±0.5% with 10 Volt
Current Measurement

Range :

0 ... 1 Ampere

Accuracy:

± 0.001 Ampere

Resolution:

0.0001 Ampere
Phase angle

Range :

± 90 Degrees

Accuracy:

± 0.05 Degree

Resolution:

0.01 Degree
Size L: 18. 5" (470mm) W: 14.6" (371mm) H: 7.5" (190mm)
Weight 18 lbs. (8.2 kg).
Input Power 100 to 250 vac 50/60 Hz Autoranging. Fuse: 2 Amp
Test Voltage User selectable: 100, 40, 10 and 1 vac 1 ampere
Panel Display LCD graphic with back lighting
Front Panel Sealed, Piezoelectric actuation
Interface 9 pin RS232 serial / 25 pin standard centronics parallel
Memory Storage Internally stores more than 1,300 locations in memory (100 complete tests)
Temperature Operating - 10° C to 60° C Storage - 40° C to 70° C
Cable Set / Accessories 3-phase cable set: length, total length 44 feet ( 12 feet long with an extension cable of 32 feet long ) Cable carrying bag, power supply cord, instruction manual

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Last modified March 2006.

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