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Stand-alone, transportable calibrator w/ RH & Temp. profiling, features chilled mirror reference hygrometer
The OptiCal is a premium calibration solution for humidity sensors. The stand-alone and transportable humidity calibrator requires no external services other than mains power, and features an integrated chilled mirror reference instrument to enable the operator to perform calibrations that are traceable to national standards.
• Simple operation and maintenance
• Easy calibration of relative humidity sensors
• Excellent chamber stability and uniformity
• Manual control or optional straightforward automated set point programming
• Humidity and temperature controlled chamber
• Generate 10 to 90% RH over +10 to +50°C temperature
• Built in precision chilled mirror reference instrument
• Transportable to allow on-site calibrations
Humidity | |
Generated Range | 10 - 90% RH |
Control Element Accuracy | ≤ ±1% RH (10-70% RH) ≤ ±1.5% RH (70-90% RH) |
Stability | ±0.2% RH (20-80% RH) |
Temperature | |
Generated Range | +10 to +50°C (+50 to +122°F) |
Accuracy | ±0.1°C (±0.18°F) |
Accuracy | ±0.1°C (±0.18°F) |
Chamber | |
Ramp Rate | +20 to +40°C (+68 to +104°F): 1.5°C / minute (2.7°F / minute) +40 to +20°C (+104 to +68°F): 0.7°C / minute (1.2°F / minute) |
Control Element | Removable relative humidity sensor |
Reference | |
Accuracy | Dew Point: ±0.2°C (±0.36°F) Temperature: ±0.1°C (±0.18°F) |
Measurement Units | Dew Point: (°C/°F), % RH Temperature: (°C/°F), gm-3, gkg-1, water activity (aW) |
Outputs | Analog: 4-20 mA or 0-20 mA over user-settable output Accuracy: ±0.2°C (±3.6°F) Digital: 500 Ω maximum load resistance Alarm: RS232 @ 9600 baud rate Volt free contact, 30 V, 100 mA maximum |
General | |
Probe Ports | Up to 5 - sensor body diameters 5 to 25mm (0.2 to 0.98") accommodated by port adapters |
Chamber Volume | 2000cm3 (112.1in3) |
Chamber Dimensions | 105 x 105 x 160mm (4.13 x 4.13 x 6.3") (h x w x d) |
Instrument Dimensions | 290 x 520 x 420mm (11.4 x 20.5 x 16.5") (h x w x d) |
Set-Point Resolution | 0.1 for humidity and temperature |
Displays | 2 line Vacuum Fluorescent Display |
Supply | 85 to 264 V AC, 47/63 Hz, 150 V A |
Weight | 20kg (44lbs) |
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