Automatic Heater Test Set

TEST 1

TEST 2

Insulation Resistance

Applied voltage - 500 V dc
Range of resistance measurement - 0 to 100M
                (direct reading on meter)
Resistance limit - (set by Thumbwheel Switch) 99M

TEST 3

Accuracy of resistance measurement ±1%
Percent deviation meter - ±20%
Plus and minus tolerances may be set independently
                over range ±15% (approx.)
Separate Fault lamps for Low, High and Open elements.

Total Time of a Test Sequence is approx. 3.5 seconds.

Special Features

• Solid State Sequencing Control
• Ready Lamp shows when Test Sequence may be started
• Push button to start test
• Lamps indicate which Test is being done
• Fault lamps on each Test
• Accept and reject lamps for complete Test
• Lamp test push button
• If a failure, succeeding tests are note done, and Tester must be ''reset'' before another test can be performed
• Accidental pressing of start button when test is in progress will not cause errors
• Provision for remote start and optional remote reset
• Provision for testing two elements alternately if desired
• Counter, counts total number of tests
• Tests may be done individually by key switches

MODEL HTS-5B HAS A DIGITAL METER FOR THE ELEMENT RESISTANCE TEST