Model 600799 HELIX®Test Probes
| Ordering Part Number | 600799 |
| Descriptive Model Name | S400*2440/400/30@200/S610r.Au/S0a.Au |
| material | body (tube/coil component): 304SS Plunger: SS20AP Steel i/o end: 304SS |
| length | body: 2440 µm (0.096 inches) Plunger: 610 µm (0.024 inches) i/o end: 0 µm (0 inches) |
| Length Over All (LOA) | 3050 µm (0.12 inches) |
| alternate lengths | See Probe Group S400*2440-P1 or contact AlphaTest |
| diameter | body: 406 µm (0.016 inches) Plunger: 320 µm (0.013 inches) i/o end: 406 µm (0.016 inches) |
| plunger tip shape | rounded |
| i/o end tip shape | annular |
| alternate plunger tip shapes | See Probe Group S400*2440-P1 or contact AlphaTest |
| alternate i/o end tip shapes | See Probe Group S400*2440-P1 or contact AlphaTest |
| spring type | rectangular helix integral to tube |
| spring force | 30 grams at 200 µm (1.1 oz@0.008 inches) |
| spring compliance | 400 µm (0.016 inches) maximum 200 µm (0.008 inches) recommended |
| plating | body: 35 µinches Type II Gold Plunger: 35 µinches Type II Gold i/o end: 35 µinches Type II Gold Contact AlphaTest for other plating. |
| lubricant | none: gold on gold wiping contact |
| probe resistance | < 60 milliohms |
| continuous current | > 2 Amps |
| μHELIX® spring life | > 106cycles at recommended compression |
| installed pointing accuracy | drill accuracy ±20 µm (0.0008 inch) |
| INSTALLATION NOTES: | |
| probe-guide drill size | #77; 457 µm (0.018 inches) |
| plunger-guide drill size | #80; 343 µm (0.0135 inches) |
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