Probe Specifications |
Mechanical |
Full Travel: |
.250 (6.35) |
Recommended
Working Travel: |
.167 (4.24) |
Mechanical Life Exceeds: |
2 x 106 cycles |
|
Operating Temperature |
-55°C to +105°C |
Consult factory for other temperature requirements, and applications below -40° |
|
Electrical (Static Conditions) |
Current Rating: |
10 amps |
Maximum continuous current, non-inductive at working travel |
|
Probe Resistance |
8 milliohms |
With a standard deviation of <1 milliohm @ 5 mA test current |
|
Materials and Finishes |
Plunger: |
Heat-treated beryllium copper, gold-plated over hard nickel |
Barrel: |
Work-hardened phosphor bronze, HPA-GOLD" plated (I.D. and O.D.) over hard nickel |
Spring: |
Music wire |
Ball: |
Stainless steel |
|
|
Receptacle Specifications |
Mounting Hole Size: |
.067/.069 (1.70/1.75) |
A #51 or 1.75 mm drill is most commonly used |
|
Recommended Wire Gauge: |
22-26 AWG |
|
Connections: |
SPR-25W Crimp or push-on termination (AMP terminal 60983-1 or equivalent )
SPR-25W-1 Solder cup
SPR-25W-2 Wire wrap/square post. Vacuum leak rate not to exceed 1 x 10-4 CFM @ 15 psi
SPR-25W-3 Connector pin/round post
|
|
Materials and Finishes |
Housing: |
Work-hardened nickel silver, gold plated over hard nickel |
Round Post: |
Phosphor bronze, gold plated |
Square Post: |
Phosphor bronze, gold plated |