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

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Measurement Accuracy

Range Resolution Accuracy
Voltage DC ±75.0000 mV 0.1μV 0.01%RD + 3.75 μV
±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.
Source Accuracy
Voltage DC -10.000 to 75.000mV 1μV 0.02%RD + 4.25 μV

0 to 12.0000 V 0.1mV 0.02%RD + 0.6 mV
Current DC 0 to 22.000 mA 1μA 0.02%RD + 1.1 μA
Resistance 1 to 400.00 Ω 10mΩ 0.02%RD + 0.02 Ω

1 to 4000.0 Ω 100mΩ 0.03%RD + 0.4 Ω
Frequency 0 to 50000.0 Hz 0.1Hz 0.005%RD + 1 Hz
Pulse 0 to 999999 1 N/A
DC24V N/A N/A 0.5V
Thermocouple Measurement and Source Accuracy
Measure and Simulate Standard Temperature Range (oC) Accuracy (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
-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
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 (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 ComplianceCE Mark
Protection LevelIP30
Display3.5 inch TFT color screen
Electrical ConnectionØ4mm sockets and flat mini-jack thermocouple socket
RS232 InterfaceStandard RS232-DB9 socket
Size3.9" x 7.6" x 2.0" (100mm x 192mm x 52mm)
Weight1.6 lb (0.7 kg)
Power SupplyPolymer Li-ion rechargeable battery,or 10V DC adaptor
BatteryRechargeable Li-ion battery (included)
Battery Life15 hours uninterrupted use
Battery life will be reduced when 24V is applied
Battery Charge110V/220V external power adapter (included)

Documents:

File nameUpload DateSize
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

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