Whether you need to measure temperature and humidity briefly or over an extended period of time, the Chauvin Arnoux CA1246 is up to the task.
A thermo-hygrometer, the CA1246 is designed to simultaneously measure both the temperature and humidity of the air. It can measure relative humidity levels from 3.0 to 98.0% RH and temperature levels from -10.0 to +60°C.
The CA1246 is a datalogging thermo-hygrometer; it can store up to 1 million records in its internal memory. The rate at which the instrument logs data is fully adjustable using the software - you can select a start/end date for the logging and also define how often the measurements will be taken (from 1 minute up to 2 hours). Thanks to a built-in magnet, you can easily leave the CA1246 mounted to a surface, completely hands-free, during the logging procedure.
When you're done logging, connect the CA1246 via USB cable or Bluetooth wireless to a compatible PC or laptop to download data, ready for further analysis in Chauvin Arnoux's software.
Additional features of this temperature and humidity meter include a built-in backlight, MIN/MAX mode, a data hold function and automatic power-off (configurable).
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| Relative Humidity | |
|---|---|
| Type | Capacitive sensor |
| Measurement Range | 3.0 to 98.0% RH |
| Resolution | 0.1% RH |
| Intrinsic Uncertainty | 10 to 90 %RH: ± (2 %RH ± 1 ct), outside that range: ± (4 %RH ± 1 ct) |
| Response Time (66%) | 60s |
| Temperature | |
| Type of Sensor | Temperature sensor with semiconductor |
| Measurement Range | -10 to +60°C (14.0 to +140.0°F) |
| Resolution | Display in °C: 0.1°C Display in °F: 0.1°F |
| Intrinsic Uncertainty in °C | 10 to 40°C: ± (0.5°C ± 1 ct) outside that range: ± (0.032 x (T-25) ± 1 ct) / T= temperature in °C |
| Response Time (66%) | 30s |
| Dew Point | |
| Measurement Range | -20 to +60°C (-4.0 to 140.0°F) |
| Resolution | Display in °C: 0.1°C Display in °F: 0.1°F) |
| Functions | |
| Recording | Manual Start / Stop on the product short press for MEM spot recording / Long press for REC recording at the rate of the current mode Programmed recording: start date, recording interval (1 minute to 2 hours) and end date defined using the PC software |
| Alarms | Alarm thresholds settable in the software / Recording can be triggered on an alarm threshold |
| Data Storage | More than 1 million points |
| MIN/MAX/HOLD | Yes |
| Units | °C or °F / %RH |
| Backlighting | Yes |
| Automatic Power Off | Yes (configurable) |
| Power Supply | |
| Type | 3 x 1.5V AA / LR6 alkaline batteries |
| Battery Life | 1000 hours (portable mode) / 3 years of recording (15 minute measurement interval) |
| Physical Specifications | |
| Interfaces | 2 modes: Bluetooth and USB |
| Mounting | Casing equipped with a magnet, a wall-mount system and a slot for suspending the product Compatible with the Multifix accessory |
| Dimensions | 187 x 72 x 32mm |
| Weight | 260g with batteries |
| Ingress Protection | IP54 casing |
| Product Operating Rangee | Temperature: -10 to +60 ° C / Humidity: 10 to 90 %RH |
| Compliance | IEC61010-1 / IEC 61326-1 |
| Warranty | 2 years |