Tenma 72-7265 User Manual
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Tenma 72-7265 User Manual

Resistance decade box
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Resistance Decade Box
Model: 72-7265 and 72-7270
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Summary of Contents for Tenma 72-7265

  • Page 1 Resistance Decade Box Model: 72-7265 and 72-7270...
  • Page 2 1 to 11,111,110 ohm, wide range and high resolution (1 ohm per step). • Seven decades of resistance (72-7270) • Five decades of resistance (72-7265) • Slide switches that allow the user to simply add or subtract for desired value. •...
  • Page 3 OPERATION Resistance Terminals Ground Terminal Range Selector Switches • Start initially with all switches up (OUT) for zero ohms. • Switch down (IN) to add resistance value. • The ground terminal is connected to the metal enclosure of all switches. For some special application it may be connected to the Ground Terminal of the external equipment to prevent other environment interference.
  • Page 4 SPECIFICATIONS Function Description Range 1 to 11,111, 110 ohm ( 1 ohm per step ) Accuracy 1% resistors used throughout Wattage 1.0W Internal stray resistance 0.3 ohm maximum Power supply None Operating temperature to 50 C (32 to 122 Operating humidity Less than 80% RH Weight 320g (0.7lb)

This manual is also suitable for:

72-7270

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