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Isotech
Isotech 976 Gemini R Blackbody Source
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Gemini R 976: 30–550 °C; ε>0.995; ±0.1 °C; 65 mm cavity. RFQ voltage.
Download datasheet PDF
RFQ cart holds BOM lines only. Submit for engineering quote.
Key parameters
Temperature Range
30°C to 550.0°C
Emissivity
Greater than 0.995
Stability
±0.1°C
Display Resolution
0.01°C to 99.99°C; 0.1°C from 100 to 550°C
Heating Time
45 minutes
Aperture Diameter
65 mm
Fits medium-temperature IR thermometer calibration where you need an Isotech Gemini R Model 976 blackbody—30 °C to 550 °C with emissivity >0.995 and ±0.1 °C stability.
Key advantages
- Range — 30 °C to 550 °C
- Emissivity — Greater than 0.995
- Stability — ±0.1 °C
- Cavity — 65 mm aperture; 160 mm depth
- Heat-up — About 45 minutes; ~1000 W
Typical applications
- IR pyrometer calibration benches.
- Portable blackbody radiation source.
- Labs needing ITS-90 fixed-point cell options.
Selection guide
- Line voltage — 100–130 vs 208–240 Vac
- Fixed-point cells — Ga/In/Sn/Zn options
- Orifice plates
- UKAS / radiometric cal options
Common mistakes
- Pointing IR sensors off-axis from the cavity.
- Ignoring warm-up before low-uncertainty work.
- Wrong mains voltage selection.
When to RFQ / what to tell us
- Supply voltage, cells/orifices.
- Calibration options, quantity, ship-to.
Request a Quote · Get selection help
Specs
| Spec | Value |
|---|---|
| SKU | 3429 |
| Brand | Isotech |
| Model | 976 Gemini R |
| Product type | Blackbody Calibration Source |
| Type | Portable blackbody IR calibration source (Isotech Gemini R Model 976) |
| Temperature range | 30 °C to 550 °C |
| Emissivity | > 0.995 |
| Stability | ±0.1 °C |
| Aperture | 65 mm diameter; 160 mm cavity depth |
| Heating time | ~45 minutes |
| Power | ~1000 W; 100–130 or 208–240 Vac 50/60 Hz |
Documents
FAQ
Q: Temperature range? A: 30 °C to 550 °C.
Q: Emissivity? A: Greater than 0.995.
Q: What should I send for a quote? A: Voltage/options, quantity, ship-to.
Links
| Parameter | Value |
|---|---|
| Temperature Range | 30°C to 550.0°C |
| Emissivity | Greater than 0.995 |
| Stability | ±0.1°C |
| Display Resolution | 0.01°C to 99.99°C; 0.1°C from 100 to 550°C |
| Heating Time | 45 minutes |
| Aperture Diameter | 65 mm |
| Cavity Depth | 160 mm |
| Pc Interface | Included |
| Power | 1000 W typical |
| Voltage | 100–130 or 208–240 Vac, 50/60 Hz |
| Dimensions | H 310 mm × W 265 mm × D 200 mm |
| Weight | 10 kg |
| Calibration | Three-point traceable certificate included; UKAS PRT and radiometric options |