Chauvin Arnoux C.A 1823 Resistance thermometer (Pt100; Pt1000; 1 channel)
Thermocouple Thermometer: Pt100, Pt1000
Number of Channels: 1 channel
Measurement Range:
-100 to +400 °C
-148 to +752 °F
Resolution:
Display in °C: 0.1 °C
Display in °F: 0.1 °F
Intrinsic Uncertainty in °C: ± (0.4% R + 0.3 °C)
FUNCTIONS
Recording:
Manual start/stop on the product.
Short press on MEM: spot recording / Long press on REC: recording at the rate of the current mode.
Programmed Recording:
Start date, recording rate (from 1 second to 1 hour), and end date can be customized using the PC software.
Alarms:
Alarm thresholds are set using the software. Visual alert on the product in the event of an overrun.
Recording can be triggered when alarm thresholds are reached.
Data Storage: More than 1 million points
Min-Max-Hold: Yes
Differential Measurement: CA 1822 only
Units: °C or °F
Backlighting: Yes
Automatic Power Off: Yes (configurable)
POWER SUPPLY
Type: 3 × 1.5 V AA / LR6 alkaline batteries
Mains connection is possible using the mains / micro USB adapter available as an accessory.
Battery Life: 800 hours (portable mode)
Recording Duration: 3 years (15-minute measurement interval)
PHYSICAL SPECIFICATIONS
Interfaces: 2 possible communication modes: Bluetooth and USB
Fixations:
Casing equipped with a magnet, a wall-mount system, and a slot for suspension of the product. Compatible with the Multifix accessory. Sheath available as an accessory.
Connections: 3-point flat connector
Dimensions / Weight: 150 × 72 × 32 mm / 260 g with batteries
Ingress Protection: IP54 casing
Product Operating Range: Temperature from -10 to +60 °C / Humidity from 10 to 90 %RH
Standards: IEC 61010-1 / IEC 61326-1
GENERAL SPECIFICATIONS
Windows Data Logger – Transfer Software Functions:
Real-time mode
Automatic report generation in Word format
Data format compatible with Dataview software
Graph or value-table presentation
Data export in graph or Excel table format.
Get exclusive volume discounts, bulk pricing updates, and new product alerts delivered directly to your inbox.
By subscribing, you agree to our Terms of Service and Privacy Policy.
Direct access to our certified experts

