Additel 221A Multifunction Temperature Calibrator

• Sourcing, simulating, and measuring temperature and electrical signals
• Smartphone-like menu and interface make the operation simpler and easier
• The internal cold junction compensation sensor can be re-calibrated at ice point by users
• Ultra-compact, 3.9” x 7.6” x 2.0”, and 1.6 lb (0.7 kg)
• ISO 17025-accredited calibration with data included

General Specifications
Dimensions	3.9 in  x 7.6 in x 2.0 in 100 mm x 192 mm x 52 mm
Weight	1.6 lb (0.7 kg)
DC voltage, DC current	Up to 4-wire Resistance measurement (0-400Ω at 1mΩ Resolution)
Type	Thermocouple type (S, R, B, K, N, E, J, T, C, D, G, L, and U)
Electrical connection	Ø4mm sockets and flat mini-jack thermocouple socket
Display	3.5-inch TFT color screen
Power supply	Polymer Li-ion rechargeable battery 10V DC adaptor
Battery	Rechargeable Li-ion battery
Battery life	15 hours uninterrupted use Battery life will be reduced when 24V is applied
Battery charge	110V/220V external power adapter

 

Thermocouple Measurement and Source Accuracy
Measure and Simulate	Standard	Temperature Range (oC)	Accuracy (oC)
S	IEC 584	-50 to 1768	Measure: 1, 0.6, 0.7 Source: 1.1, 0.6, 0.8
R	IEC 584	-50 to 1768	Measure: 1.4, 0.6, 0.6 ​Source: 1.4, 0.6, 0.7
B	IEC 584	0 to 1820	Measure: 3.8, 0.9, 0.6 ​Source: 3.8, 0.9, 0.7
K	IEC 584	-270 to 1372	Measure: 1, 0.4, 0.3, 0.4 ​Source: 1.1, 0.5, 0.3, 0.5
N	IEC 584	-270 to 1300	Measure: 1.5, 0.5, 0.4 ​Source: 1.6, 0.6, 0.5
E	IEC 584	-270 to 1000	Measure: 0.6, 0.3, 0.2, 0.2, 0.,2 ​Source: 0.7, 0.3, 0.2, 0.3, 0.4
J	IEC 584	-270 to 1200	Measure: 0.3, 0.3 ​Source: 0.3, 0.4
T	IEC 584	-270 to 400	Measure: 0.8, 0.4, 0.2 ​Source:0.9, 0.4, 0.2
C	ASTM E988	0 to 2315	Measure: 0.5, 0.7, 1 ​Source: 0.5, 0.9, 1.4
D	ASTM E988	0 to 2320	Measure: 0.5, 0.4, 0.6, 0.9 ​Source: 0.5, 0.5, 0.9, 1.3
G	ASTM E1751	0 to 2315	Measure: 2.4, 0.5, 0.4, 0.7 ​Source: 2.4, 0.5, 0.5, 1
L	DIN43710	-200 to 900	Measure: 0.2, 0.2, 0.2 ​Source: 0.3, 0.2, 0.3
U	DIN43710	-200 to 600	Measure: 0.4, 0.2 ​Source: 0.4, 0.3

*Accuracy with external cold junction; for internal cold junction add 0.1°C (k=2)