Environmental Tests

• humidity (steady state)
• immersion
• reduced barometric pressure
• moisture resistance
• thermo shock
• life (at elevated ambient temperature)
• flammability
• seal

Physical Tests

• vibration (low & high frequency)
• solderability
• resistance to soldering heat
• terminal strength
• resistance to solvents
• visual and mechanical     
• examination

Electrical Tests

• dielectric withstanding voltage
• insulation resistance
• DC resistance
• resistance - temperature characteristic
• capacitance
• induced voltage
• corona

Specific Tests Conducted: MIL-T-27E.

Equipment:

Unholtz-Dickie Vibration Testing System
Model TA250-206
Generated Force, Continuous Rating Since 1200 lbs. peak.
Maximum Free Table Acceleration.........60 g's
Shaker Stroke.......................................1 inch
Frequency Range................................5 to 5000 Hz.
Load Test............................................50 lbs (approx.)

Tenney Temperature/Humidity Chamber
Model T6RC
Chamber Size..................................6 cubic feet
Temperature Range..........................-73° C to +200° C (±0.3°C)
Humidity Range * ............................20% to 98° RH (± -2% RH)

* Within the dry bulb range of +20 to + 85°C.

Blue M Humidity Chamber
Model VP-100AT-1
Chamber Size....................................1 cubic foot
Temperature Range...........................Room temperature to 80° C
Humidity Range................................20% to 98° RH

Blue M Ovens (Two)
Model POM7-206C-3
Chamber Size....................................4 cubic feet
Temperature Range...........................Room temperature to 350° C

Vacuum Bell Jar for Altitude Test (Dielectric)
Chamber Size....................................16" diameter x 24" high
Vacuum Range..................................Atmosphere to 100 microns

Information

If you have questions, contact Jim Riedi, Reliability Engineer

Telephone: 920-231-7370
Extension 3285

or e-mail at jriedi@sncmfg.com