524.1 FREEZE / THAW CONTENTS
| Paragraph | Page | |
|---|---|---|
| 1. | SCOPE | 1 |
| 1.1 | PURPOSE | 1 |
| 1.2 | APPLICATION | 1 |
| 1.3 | LIMITATIONS | 1 |
| 2. | TAILORING GUIDANCE | 1 |
| 2.1 | EFFECTS OF THE ENVIRONMENT | 1 |
| 2.2 | TEST PROCEDURES | 1 |
| 2.2.1 | PROCEDURE I - DIURNAL CYCLING EFFECTS | 2 |
| 2.2.2 | PROCEDURE II - FOGGING | 2 |
| 2.2.3 | PROCEDURE III - RAPID TEMPERATURE CHANGE | 2 |
| 2.3 | DETERMINE TEST LEVELS AND CONDITIONS | 2 |
| 2.3.1 | TEST ITEM CONFIGURATION | 2 |
| 2.3.2 | TEMPERATURE RANGE | 2 |
| 2.3.3 | MOISTURE | 2 |
| 2.3.4 | NUMBER OF CYCLES | 2 |
| 3. | INFORMATION REQUIRED | 3 |
| 3.1 | PRETEST | 3 |
| 3.2 | DURING TEST | 3 |
| 3.3 | POST-TEST | 3 |
| 4. | TEST PROCESS | 3 |
| 4.1 | TEST FACILITY | 3 |
| 4.2 | CONTROLS | 4 |
| 4.3 | TEST INTERRUPTIONS | 4 |
| 4.3.1 | INTERRUPTION DUE TO CHAMBER MALFUNCTION | 4 |
| 4.3.2 | INTERRUPTION DUE TO TEST ITEM OPERATION FAILURE | 4 |
| 4.4 | TEST EXECUTION | 4 |
| 4.4.1 | PREPARATION FOR TEST | 4 |
| 4.4.1.1 | PRELIMINARY STEPS | 4 |
| 4.4.1.2 | PRETEST STANDARD AMBIENT CHECKOUT | 4 |
| 4.4.2 | PROCEDURE I - DIURNAL CYCLING EFFECTS | 5 |
| 4.4.3 | PROCEDURE II - FOGGING | 5 |
| 4.4.4 | PROCEDURE III - RAPID TEMPERATURE CHANGE | 5 |
| 5. | ANALYSIS OF RESULTS | 6 |
| 6. | REFERENCE/RELATED DOCUMENTS | 6 |
| 6.1 | REFERENCED DOCUMENTS | 6 |
| 6.2 | RELATED DOCUMENTS | 6 |
MIL-STD-810H METHOD 524.1
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MIL-STD-810H
METHOD 524.1
METHOD
524.1 FREEZE / THAW
NOTE: Tailoring is essential. Select methods, procedures and parameter levels based on the tailoring process described in Part One, paragraph 4.2.2, and Annex C. Apply the general guidelines for laboratory test methods described in Part One, paragraph 5 of this Standard.