Comparison ledger
Heller 1707 MK 5 Ultra Low Power & Nitrogen Consumption, Varian 0332 F 9453 302 Diffusion, side by side. Every value shown is drawn from the cited encyclopedia entries.
| Attribute | ||
|---|---|---|
| OEM | Heller | Varian |
| Category | Thermal / Diffusion | Thermal / Diffusion |
| Wafer size | — | — |
| Process node | — | — |
| Introduced | — | — |
| Production run | — | — |
| Lifecycle | — | — |
| Lifecycle milestones | — | — |
| Control system | — | — |
| Generation | — | — |
| Family | Heller 1707 | Varian 0332 F 9453 302 Diffusion |
| Specifications | ||
| Configuration | With Semi-circular balanced flow heater modules[1] | — |
| Temperature | 14 Independent Temperature Controlled 350°C Semi-Circular Balanced Flow “Lead Free” Heating Zones[1] | — |
| Process type | 100% forced convection reflow oven[1] | — |
| Heating zones | 14 independent temperature controlled 350°C semi-circular balanced flow "lead free" heating zones[1] | — |
| Heater modules | Semi-circular balanced flow heater modules[1] | — |
| Conveyor | 18" on load conveyor and 18" off load conveyor[1] | — |
| Heated tunnel length | 73"[1] | — |
| Cooling | 1 internal cooling module with 15" of cooling[1] | — |
| Temperature control | PID temperature control to ensure zone temperature stability to +/- 1°C[1] | — |
| Computer control | Complete computer control system[1] | — |
| Software | Windows based computer, Windows Home Edition software, password protection[1] | — |
| Profiling | 5 thermocouple "real time" profiling[1] | — |
| Profile storage | Profile graph storage of up to 500 graphs[1] | — |
| Alarm logging | ECD CPK & SPC data and alarm logging with timed download or printout capability[1] | — |
| Motion direction | Left to right conveyor travel[1] | — |
| Power | 400V, 60 HZ, 3 phase, 100 AMPS per phase[1] | — |
| Floor space requirements | 142"L x 59"W x 63"H[1] | — |
| Belt | 22" wide 42-36-18 heavy weave 400°C high temperature mesh belt[1] | — |
| Voltage | 400V, 60 HZ, 3 phase, 100 AMPS per phase · Left to Right Conveyor Travel[1] | — |
| Asset Number | — | 142841[2] |
| Last Confirm Date | — | October 14, 2025[3] |
| Make | — | Varian[2] |
| Model | — | 0332 F 9453 302[2] |
| Category | — | Thermal / Diffusion[4] |
| Tool type | — | diffusion pump[4] |
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