Product presentation

The CA 1246 is a 3-in-1 instrument for measuring relative humidity, ambient temperature and dew point. Equipped with a large backlit display, the CA 1246 has all the functions you need in the field, such as Min, Max and Hold, as well as one-off or programmable memory options. With USB or Bluetooth connectivity, alarms and threshold recording triggers can be programmed using the Data Logger Transfer software.

Click here to download the ANDROID app

ANDROID communication mode

ANDROID communication mode

Communication mode

Communication mode

Protection class

Protection class

USB communication mode

USB communication mode

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Highlights

  • Compact and magnetic for fixed or portable use
  • Large backlit display
  • Records up to 1 million points
  • Communicates via USB or Bluetooth
  • Alarms and alarm-triggered recording
  • Up to 3 years ofbattery life
  • IP54 housing
  • Data Logger Transfer software with automatic report generation

Features

Metrological characteristics

HR Range

3 to 98 % HR

HR Accuracy

from 10 to 90 % HR: ± (2 % HR ± 1 pt) outside this range: ± (4 % HR ± 1 pt)

Temperature Range °C/°F

-10 to +60 °C +14 to +140 °F

Temperature Accuracy °C/°F

from 10 to 40°C: ± (0.5°C ± 1 pt) outside this range: ± (0.032 x (T-25) ± 1 pt)

Dew Point Range

-10 to +60 °Ctd -4 to +140 °Ftd

Dew Point Accuracy

1.5 °C from 20 % HR to 30 % HR 1 °C beyond 30 % HR

Features

Functions

Min., Max., HOLD, Alarms

Recording

Manual trigger and stop on the product Scheduled recording

Alarms

Visual alert on exceeding configurable threshold via Data Logger Transfer Recording can be triggered on alarm threshold

Memory

Greater than 1 million points

Autonomy

1,000 h (portable mode) / 3 years in recording (measurement base 15 minutes)

Power supply

- Alkaline batteries: 3 x 1.5V LR6 or rechargeable NiMH battery - Mains connection via power adapter / micro USB (optional

Physical characteristics

Dimensions / Weight

187 x 72 x 32 mm / 260 g with batteries

Protection Index

IP54 enclosure

Operating Temperature / Humidity

-10 to +60 °C - 10 to 90 % HR

Compliance

Standards

IEC 61010-1 - IEC 61326-1

Documentation and support

Do you have a question about using or installing your measurement equipment? Our support team is available to provide you with quick and effective solutions. Contact support for personalized assistance.


Contact support

Do you have a question about using or installing your measurement equipment? Our support team is available to provide you with quick and effective solutions. Contact support for personalized assistance.


Contact support

Application for:

  • remotely viewing real-time measurements,
  • viewing measurement trends over time,
  • displaying recorded data and exporting it as .xls or .txt files,
  • configuring products,
  • configuring recordings.

Multilingual.

Compatible with CA 1821, CA 1822, CA 1823, CA 1246, CA 1227, and CA 1110 running embedded software version 2.0 or higher.

Link: https://play.google.com/store/apps/details?id=connection.ble.com&hl=en

Allows you to install the latest version of the Bluetooth module in the device.

Allows you to install the latest version of the Bluetooth module in the device.

PLEASE NOTE: This update requires version v4.xx of the device’s embedded software.

To update the device’s Bluetooth module, follow the procedure below:

  • Download and unzip the file FW bt122_xxxx.zip, then copy the file BT122_xxxx.bin to the device.
  • Switch on the device and press the Bluetooth button.
  • Wait approximately one minute for the PASS/FAIL message to appear.
  • If the PASS message is displayed, the BT122_xxxx.bin file will be renamed to BT122_FW.bin and must be kept on the device.
  • The Bluetooth module is now up to date.

To update your product, please first check your firmware version by holding down the following two buttons: the centre button and the MEM/REC button.

If your product has a 4.xx version, please download the 4.xx firmware.

To update your product:

  • Once you have downloaded the .bin file from our website that matches your product’s model number, hold down the MEM button and then switch on the device by pressing the ON/OFF button. The device will display ‘BOOT’.
  • Release the buttons and the device will display ‘COPY’, indicating that it is ready to receive the new firmware.
  • Connect the device to your PC using the USB cable supplied.
  • Copy the .bin file onto the device, as you would with a USB stick.
  • Once the copy is complete, press the MEM button and the device will display ‘LOAD’, indicating that the firmware is being installed.
  • When the installation is complete, the device will display ‘PASS’ or ‘FAIL’ depending on whether it was successful or not. If it fails, download the firmware again and repeat the procedure.
  • The device will then restart normally.

PLEASE NOTE: After updating the firmware, you will need to update the Bluetooth module.

To update your product, please first check your firmware version by holding down the following two buttons: the centre button and the MEM/REC button.

If your product has a 4.xx version, please download the 4.xx firmware.

To update your product:

  • Once you have downloaded the .bin file from our website that matches your product’s model number, hold down the MEM button and then switch on the device by pressing the ON/OFF button. The device will display ‘BOOT’.
  • Release the buttons and the device will display ‘COPY’, indicating that it is ready to receive the new firmware.
  • Connect the device to your PC using the USB cable supplied.
  • Copy the .bin file onto the device, as you would with a USB stick.
  • Once the copy is complete, press the MEM button and the device will display ‘LOAD’, indicating that the firmware is being installed.
  • When the installation is complete, the device will display ‘PASS’ or ‘FAIL’ depending on whether it was successful or not. If it fails, download the firmware again and repeat the procedure.
  • The device will then restart normally.

PLEASE NOTE: After updating the firmware, you will need to update the Bluetooth module.

The Data Logger Transfer software allows you to control your data loggers.

The Data Logger Transfer software is a tool that enables you to:

  • Configure the devices,
  • Download and view data stored in memory,
  • Take instant readings,
  • Display data in the form of tables or graphs,
  • Generate automatic reports in Word .docx format,
  • Export this measurement data to DataView (*.dvb files) or to a spreadsheet.

Compatible with Windows 7, 8, 8.1, 10 and 11

Please note: DataView is not supplied with the Data Logger Transfer software

Do you have a question about using or installing your measurement equipment? Our support team is available to provide you with quick and effective solutions. Contact support for personalized assistance.


Contact support

References and accessories

To fully meet your expectations, a range of accessories is available that is compatible with your equipment. Feel free to add them to your quote request to obtain a complete and tailored solution.

CA 1246 Thermo-hygrometer

CA 1246 Thermo-hygrometer

P01654246

Portable recording thermo-hygrometer for measuring temperature, relative humidity and dew point, with Bluetooth and USB interfaces.

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Storage and transport bag

P01298075

Bag with inside pocket, hand strap and MultiFix accessory. Useful interior dimensions 120 x 245 x 60 mm

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Bluetooth 4.0 BLE dongle in USB stick format

P01654253

Bluetooth 4.0 BLE dongle in USB key format for equipping a PC with a Bluetooth interface.

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MultiFix Mounting accessory

P01102100Z

Magnetic, articulated fixing accessory for MultiFix-compatible measuring instruments, cases and bags. Can be transported and fixed for greater ease of use.

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MTX328x battery charger

HX0053

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Storage and transport case

P01298071

Metal case, fitted with a set of foam pads. Supplied with strap and keys. Useful internal dimensions 270x195x65 mm

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DataView Software

P01102095

PC software for configuring, saving and processing data, editing reports, etc. for Chauvin Arnoux measuring instruments

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Shock-proof sheath + Multifix for climatic range

P01654252

Shock-proof sheath for products in the CA 1110, CA 1227, CA 1246, CA 1550, CA 1821, CA 1822, CA 1823 climatic & environmental range. Protective sleeve supplied with Multifix adapter.

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Mains adapter and µUSB-B cable

P01651023

110V-240V 50/60Hz female USB type A power adapter supplied with male USB type A/ male USB type microB cable.

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75%RH salt cartridge

P01156401

75% RH salt cartridge for field calibration of CA 1246 thermo-hygrometer.

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33%RH salt cartridge

P01156402

33% RH salt cartridge for field calibration of the CA 1246 thermo-hygrometer.

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Add one or more products to your quote request in just a few clicks. Our teams will analyze your needs and get back to you quickly with a personalized offer tailored to your requirements.