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 w/data included

A highly integrated Multifunction Temperature Calibrator featuring several patented technologies, the 221A is an ultra-compact, rugged, and easy to use hand-held device for sourcing, simulating and measuring temperature, and electrical signals. Its smartphone-like menu and interface make the operation simpler and easier. The 221A is ideal for calibrating, maintaining, and troubleshooting process instrumentations. Automation and documentation capabilities make the 221A a turnkey solution.
The ADT221A multifunction temperature calibrator is a process tool for measuring, sourcing and simulating mA, mV, V, RTDs, thermocouples, ohms, frequency, and pulses, captures switch values and provides 24 V loop power.

• Electrical
Resistance measurement / simulation
Voltage measurement / generation
Current measurement /generation
Frequency measurement / generation
Pulse counting/generation
24 VDC loop supply
Switch sensing

• Temperature RTD measurement /simulation
TC measurement /simulation

• Electrical Specifications

Measurement Accuracy
		Range	Resolution	Accuracy
Voltage DC		±75.0000 mV	0.1μV	0.01%RD + 3.75 μV
Voltage DC		±30.0000 V	0.1 mV	0.01%RD + 1.5 mV
Current DC		± 30.0000 mA	0.1μA	0.01%RD + 1.5 μA
Resistance	Two-wire	0 to 400.000 Ω	1mΩ	0.02%RD + 0.02 Ω
	Three-wire	0 to 400.000 Ω	1mΩ	0.02%RD + 0.02 Ω
	Four-wire	0 to 400.000 Ω	1mΩ	0.01%RD + 0.02 Ω
	Two-wire	0 to 4000.00 Ω	10mΩ	0.02%RD + 0.2 Ω
	Three-wire	0 to 4000.00 Ω	10mΩ	0.02%RD + 0.2 Ω
	Four-wire	0 to 4000.00 Ω	10mΩ	0.01%RD + 0.2 Ω
Frequency		1 to 50000.0 Hz	0.1Hz	0.005%RD + 1 Hz
Pulse		0 to 999999	1	N/A
Limit Switch		For the contact with potential, the voltage within the range 3V to 24V.

Thermocouple Measurement and Source Accuracy
Measure and Simulate	Standard	Temperature Range (oC)		Accuracy (oC)
Measure and Simulate	Standard	Temperature Range (oC)		Measure	Source
S	IEC 584	-50 to 1768	-50 to400	1	1.1
			400 to 1000	0.6	0.6
			1000 to1768	0.7	0.8
R	IEC 584	-50 to 1768	-50 to 200	1.4	1.4
			200 to 500	0.6	0.6
			500 to 1768	0.6	0.7
B	IEC 584	0 to 1820	50 to 450	3.8	3.8
			450 to 800	0.9	0.9
			800 to 1820	0.6	0.7
K	IEC 584	-270 to 1372	-250 to -200	1	1.1
			-200 to -100	0.4	0.5
			-100 to 600	0.3	0.3
			600 to 1372	0.4	0.5
N	IEC 584	-270 to 1300	-250 to -200	1.5	1.6
			-200 to -100	0.5	0.6
			-100 to 1300	0.4	0.5
E	IEC 584	-270 to 1000	-250 to -200	0.6	0.7
			-200 to -100	0.3	0.3
			-100 to 0	0.2	0.2
			0 to 700	0.2	0.3
			700 to 1000	0.2	0.4
J	IEC 584	-270 to 1200	-210 to -100	0.3	0.3
J	IEC 584	-270 to 1200	-100 to 1200	0.3	0.4
T	IEC 584	-270 to 400	-250 to -200	0.8	0.9
			-200 to 0	0.4	0.4
			0 to 400	0.2	0.2
C	ASTM E988	0 to 2315	0 to 1000	0.5	0.5
			1000 to 1800	0.7	0.9
			1800 to 2315	1	1.4
D	ASTM E988	0 to 2320	0 to 100	0.5	0.5
			100 to 1100	0.4	0.5
			1100 to 2000	0.6	0.9
			2000 to 2320	0.9	1.3
G	ASTM E1751	0 to 2315	0 to 200	2.4	2.4
			200 to 400	0.5	0.5
			400 to 1400	0.4	0.5
			1400 to 2315	0.7	1
L	DIN43710	-200 to 900	-200 to -100	0.2	0.3
			-100 to 400	0.2	0.2
			400 to 900	0.2	0.3
U	DIN43710	-200 to 600	-200 to 0	0.4	0.4
U	DIN43710	-200 to 600	0 to 600	0.2	0.3
*Accuracy with external cold junction; for internal cold junction add 0.1°C (k=2)

Measurement Accuracy
Measure and Simulate	Standard	Temperature Range (°C)		Accuracy (°C)
Measure and Simulate	Standard	Temperature Range (°C)		Measure (2W/3W)	Measure (4W)	Source
Pt10(385)	IEC 751	-200 to 850	-100 to 200	0.65	0.6	0.65
			200 to 600	0.82	0.72	0.82
			600 to 850	0.96	0.82	0.96
Pt100(385)	IEC 751	-200 to 850	-100 to 200	0.15	0.1	0.15
			200 to 600	0.26	0.16	0.26
			600 to 850	0.34	0.2	0.34
Pt100(3916)	JIS 1604	-200 to 850	-100 to 200	0.15	0.1	0.15
			200 to 600	0.26	0.16	0.26
			600 to 850	0.33	0.2	0.33
Pt100(3926)	Minco Application Aid #18	-200 to 850	-100 to 200	0.15	0.1	0.15
			200 to 600	0.26	0.16	0.26
			600 to 850	0.33	0.2	0.33
Pt500(385)	IEC 751	-200 to 850	-100 to 200	0.2	0.16	0.36
			200 to 600	0.32	0.22	0.54
			600 to 850	0.4	0.27	0.67
Pt1000(385)	IEC 751	-200 to 850	-100 to 200	0.1	0.05	0.25
			200 to 600	0.2	0.1	0.42
			600 to 850	0.27	0.14	0.54
Cu10(427)	Minco Application Aid #18	-100 to 260	-100 to 260	0.61	0.56	0.61
Cu50(428)	GOST 6651-94	-50 to 150	-50 to 150	0.17	0.13	0.17
Cu100(428)	GOST 6651-94	-50 to 150	-50 to 150	0.12	0.09	0.12
Ni120(672)	Edison curve #7	-100 to 260	-100 to 260	0.07	0.05	0.07
Ni100(618)	DIN 43760	-100 to 260	-100 to 260	0.08	0.06	0.08

General Specifications
Operating Temperature	-10°C to 50°C
Storage Temperature	-20°C to 60°C
Humidity	<90%, non-condensing
European Compliance	CE Mark
Protection Level	IP30
Display	3.5 inch TFT color screen
Electrical Connection	Ø4mm sockets and flat mini-jack thermocouple socket
RS232 Interface	Standard RS232-DB9 socket
Size	3.9" x 7.6" x 2.0" (100mm x 192mm x 52mm)
Weight	1.6 lb (0.7 kg)
Power Supply	Polymer Li-ion rechargeable battery,or 10V DC adaptor
Battery	Rechargeable Li-ion battery (included)
Battery Life	15 hours uninterrupted use
Battery Life	Battery life will be reduced when 24V is applied
Battery Charge	110V/220V external power adapter (included)

File name	Upload Date	Size
Additel 221A Multifunction Temperature Calibrator User Manual	2019.3.11	19 MB
Additel Multifunction Process Calibrator Datasheet	2018.3.28	0.1 MB
Additel Multifunction Process Calibrator Selection Guide	2019.5.21	0.2 MB

Update Packages:

File name	Upload Date	Size
Additel 221A Firmware Update Package		3.5 MB