IP
54
Rated
FEATURES
• Selectable Thermocouple type, J, K,
T, N, E, R, S (Models 1821 & 1822)
• Single and dual channel Models
(1821 & 1822)
• Dual line display on Model (1822)
• RTD temperature measurement
(1823)
• Selectable 100 or 1000 Ohm
platinum sensor (1823)
• User selectable temperature units,
°F, °C
• Min, and Max measurements
stored
• HOLD function freezes the display
• Spot or continuous recording up to
1 million measurements
• Blue luminescent backlit display
• Programmable store on alarm
function
• Magnetic mount
• Programmable alarms through
software
• DataView® graphing and analysis
software included
• Battery or USB powered
ENVIRONMENTAL TESTERS
Temperature Data Logger
Models 1821, 1822 & 1823
Single and dual channel temperature
with selectable Thermocouple type
100/1000ohm selectable RTD type
SPECIFICATIONS
MODELS 1821 1822 1823
Measurement Range
Accuracy (°C)
Resolution
GENERAL
Recording
Other Functions
Sampling Rate
Memory
Communication
Power Source
Battery Life
Dimensions
Weight (with battery)
Case
Operating temperature
Storage temperature
Relative Humidity
Ingress Protection (IP)
EMC
Safety Compliance
Warranty
J -
-346° to +2192°F (-210° to +1200°C)
K -
-328° to +2501°F (-200° to +1372°C)
T -
-328° to +752°F (-200° to +400°C)
N -
-328° to +2372°F (-200° to +1300°C)
E -
-238° to +1742°F (-150° to +950°C)
R, S -
+32° to +3212°F (0° to +1767°C)
J, K, T, N, E
ø ≤ - 100°C ± (0.2% Reading + 0.6°C)
- 100°C < ø ≤ + 100°C ± (0.15% R + 0.6°C)
+ 100°C < ø ± (0.1% R + 0.6°C)
R, S
ø ≤ + 100°C ± (0.15% R + 1.0°C)
- 100 to + 400°C
-148 to + 752°F
± (0.4% R + 0.3°C)
+ 100°C < ø ± (0.1% R + 1.0°C)
°C: ø< 1,000°C : 0.1°C and ø ≥ 1,000°C : 1 °C
°F: ø< 1,000°F : 0.1°F and ø ≥ 1,000°F : 1 °F
°C : 0.1°C
°F : 0.1°F
Manual start/stop on the product
Short press for MEM: spot recording/long press for REC at the defined default
rate
Programed recording: start date, recording interval, and end date defined using
DataView® software
MIN-MAX, Alarms
Programmable from 1s, 2s, 5s, 10s, 20s, 30s, 2min, 5min, 10min, 15min, 30min,
and 1hr
1,000,000 measurements on each channel. Recorded data is stored in non-
volatile memory and will be retained even if battery is low or removed.
USB 2.0 and Bluetooth 4.0 BLE range 10m typical
3x1.5V AA (LR6) alkaline batteries (included) or USB port (micro-USB adaptor
offered as an accessory)
1,000 hrs. 800 hrs.
3yrs recording with 15 minutes intervals
5.9 x 2.84 x 1.28" (150 x 72 x 32mm)
9.2oz (260g) with batteries
Polycarbonate
14° to 140°F (-10° to 60°C)
-4° to 140°F (-20° to 60°C)
Up to 85% at 95°F (35°C)
IP50 with USB connector cap on
EN 61326-1
IEC 61010-1
2 years
Special
product
features
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CATALOG NO. DESCRIPTION
2121.74 Thermocouple Thermometer Data Logger Model 1821
2121.75 Thermocouple Thermometer Data Logger Model 1822
2121.76 RTD Thermometer Data Logger Model 1823
Technical Assistance (800) 343-1391 www.aemc.com