RELIABILITY TEST PROCEDURES FOR ECS-HC-49USX NO. TEST NAME 1 SHOCK 2 VIBRATION TEST PROCEDURES REQUIREMENTS Drop 3 times from the height of 100cm onto hard wooden board. Frequency Drift ±5 PPM Max. Resistance Drift ±15% Max. Vibration Frequency: 10 to 55Hz, 1.5mm, full wave Cycle: 2 min. Direction: X.Y.Z. Time: 2 hours in each direction Frequency Drift ±5 PPM Max. Resistance Drift ±15% Max. 3 STORAGE IN HIGH +85 ±2ºC for 500 hours. TEMPERATURE Frequency Drift ±5 PPM Max. Resistance Drift ±15% Max. 4 STORAGE IN LOW -40 ±2ºC for 500 hours. TEMPERATURE Frequency Drift ±5 PPM Max. Resistance Drift ±15% Max. 5 6 7 HUMIDITY + 60 ± 2ºC in humidity 95% for 500 hours. Supply 500 cycles as follows: Temperature shift shall be done within 30 sec. THERMAL SHOCK -55 ±2ºC +125 ±2ºC (30 min) <------------------> (30 min) TEMPERATURE CYCLE Frequency Drift ±5 PPM Max. Resistance Drift ±15% Max. Frequency Drift ±5 PPM Max. Resistance Drift ±15% Max. Frequency Drift ±5 PPM Max. Resistance Drift ±15% Max. 1) Lead Pull: There are no visual abnormalities. Weight: 1 Kg Time: 30 sec. 8 9 10 STRENGTH OF TERMINALS/LEAD 2) Lead Bend: WIRES Weight: 225 g Bending Angle: 90 degrees Bending Count: 2 times SEALING TIGHTNESS MIL-STD 202F METHOD 112D TEST C AND D Mean Time Between Failures (MTBF) There are no visual abnormalities. 1) Dipping in Florinert at: +125 ±5ºC for 5 min. (Gross Leak) 2) Leak rate shall be measured by using: Helium leak Detector (Fine Leak) Ea x (1/T1-1/T2) / K MTBF (25ºC) = HsXeºCe___________________ π There are no visual abnormalities. There are no visual abnormalities. 16396600 Hours