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Isotech
Isotech Model 875 Ayres Calibration Bath
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Isotech 875: fluidized alumina bath; 50…700 °C; ±0.005 °C class stability. RFQ.
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Key parameters
Temperature Range
50°C to 700°C
Volume
67 mm diameter × 475 mm deep (875/02)
Comparison Stability
±0.005°C at 150°C; ±0.005°C at 450°C; ±0.020°C at 660°C (10 min, equalising block)
Uncertainties Lab
As low as ±0.020°C at 300°C and ±0.035°C at 660°C (Isotech ISO 17025 lab)
Heating Time
50°C to 700°C < 240 minutes
Air Supply
1 bar; 30 L/min at 100°C (50 L/min max)
Fits mid-to-high temperature comparison calibration where you need an Isotech Model 875 Ayres bath—fluidized high-purity alumina medium spanning 50 °C to 700 °C with comparison stability about ±0.005 °C at 150/450 °C and a 67 mm × 475 mm working volume (875/02).
Key advantages
- Range — 50 °C to 700 °C
- Medium — High-purity aluminium oxide powder (no salt)
- Stability — About ±0.005 °C at 150/450 °C class
- Volume — 67 mm diameter × 475 mm deep (875/02)
- Power — 3 kW; 208–240 V
Typical applications
- PRT / TC comparison cal.
- Industrial sensor batch cal.
- Lab mid-range baths.
Selection guide
- Block / volume
- Air supply 1 bar
- Lab uncertainty needs
Common mistakes
- Wrong air flow.
- Alumina contamination.
- Rushing heat-up (<240 min to 700 °C).
When to RFQ / what to tell us
- Config/options.
- Quantity, ship-to.
Request a Quote · Get selection help
Specs
| Spec | Value |
|---|---|
| SKU | 45020 |
| Brand | Isotech |
| Model | Model 875 |
| Product type | Calibration Bath |
| Temperature range | 50°C to 700°C |
| Volume | 67 mm diameter × 475 mm deep (875/02) |
| Comparison stability | ±0.005°C at 150°C; ±0.005°C at 450°C; ±0.020°C at 660°C (10 min, equalising block) |
| Heating time | 50°C to 700°C < 240 minutes |
| Air supply | 1 bar; 30 L/min at 100°C (50 L/min max) |
| Power | 3 kW (3×1 kW); 208–240 V 50/60 Hz |
| Dimensions | 580 × 460 × 1570 mm (W×D×H) |
| Weight | 85 kg including 22 kg alumina powder |
Documents
FAQ
Q: Range? A: 50 °C to 700 °C.
Q: Medium? A: High-purity alumina powder.
Q: What should I send for a quote? A: Config/options, quantity, ship-to.
Links
| Parameter | Value |
|---|---|
| Temperature Range | 50°C to 700°C |
| Volume | 67 mm diameter × 475 mm deep (875/02) |
| Comparison Stability | ±0.005°C at 150°C; ±0.005°C at 450°C; ±0.020°C at 660°C (10 min, equalising block) |
| Uncertainties Lab | As low as ±0.020°C at 300°C and ±0.035°C at 660°C (Isotech ISO 17025 lab) |
| Heating Time | 50°C to 700°C < 240 minutes |
| Air Supply | 1 bar; 30 L/min at 100°C (50 L/min max) |
| Power | 3 kW (3×1 kW); 208–240 V 50/60 Hz |
| Dimensions | 580 × 460 × 1570 mm (W×D×H) |
| Weight | 85 kg including 22 kg alumina powder |