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The Additel ADT221A is a highly integrated Multifunction Temperature Calibrator featuring several patented technologies, the ADT221A is a 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 ADT221A is ideal for calibrating, maintaining, and troubleshooting process instrumentation. Automation and documentation capabilities make the ADT221A a turnkey solution.
Features
- Easy to use
Smartphone-like menu and interface make the operation simpler and easier
Ultra-compact, size 3.9” x 7.6” x 2.0” (100mm x 192mm x 52mm), and weight 1.6 lb (0.7 kg)
One hand operation
- Sourcing, simulating and measuring temperature and electrical signals
Sources and measures mV, mA, ohms, RTDs, thermocouples, frequency, and pulses
Simulates and measures 13 thermocouples and 11 RTDs to calibrate transmitters
24V loop power supply
Simultaneous dual reading capability
Automatic switch test
Supports square root transmitter
Pulse frequency output for the calibration of flow totalizer
- Calibrated cold junction compensation (Patented)
Cold junction equivalent block in the calibrator
A calibrated PRT element with flexible leads is installed in the equivalent block for thermocouple cold junction compensation
This PRT element can be pulled out from the calibrator and re-calibrated and corrected at ice point by users
- Multi lingual interface
English, German, French, Italian, Spanish, Portuguese, Simplified Chinese (Traditional Chinese, Japanese and Russian are available per request)
- Built-in temperature readout
CVD coefficients of a calibrated PRT can be input into the calibrator for accurate temperature measurement
- Documenting and automated procedure capability
Manage the information of the device under test
Set up automated calibration procedures, and ADT 221A performs the test, calculates the errors, displays and/or stores the results in the memory,
and highlights the out-of-tolerance points
As-found and As-left functions allow recording and documenting results for quality control
Download tasks and upload the results
Snapshots allow you to capture and save work
- Build-in unit conversion tool
Build-in converters for pressure units, temperature units, temperature vs. resistance (RTDs), and temperature vs millivolt (thermocouples)
- Display
3.5 inch TFT color screen
- Rugged
Rugged design for harsh environments
Passed a 1-meter drop test
Three year warranty for the ADT 221A, and one year for the battery pack
- Misuse protection
Up to 30V voltage on any two sockets and up to 1A current on current sockets will not damage the calibrator. The calibrator will return to normal condition as soon as the voltage or current is removed
- Rechargeable battery
Rechargeable Li-ion battery for 15 hours uninterrupted use
Battery life will be reduced when 24V is applied
The rechargeable battery is replaceable
- Warranty
3 years
Technical Specifications
Electrical Specifications
Measurement Accuracy | |||||
| Range | Resolution | Accuracy | ||
Voltage DC | ±75.0000 mV ±30.0000 V | 0.1µV 0.1mV | 0.01%RD + 3.75 μV | ||
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 400.000 Ω | 10mΩ | 0.02%RD+0.2 Ω | ||
Three-wire | 0 to 400.000 Ω | 10mΩ | 0.02%RD+0.2 Ω | ||
Four-wire | 0 to 400.000 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 | If the switch has detective voltage, its range is +3V to +24V | ||||
Source Accuracy | |||||
Voltage DC | -10.000 to 75.000mV 0 to 12.0000 V | 1μV 0.1mV | 0.02%RD+4.25 μV 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 1 to 4000.0 Ω | 10mΩ 100mΩ | 0.02%RD+0.02 Ω 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 | ||
General Specifications
Environmental Specifications | |
Operating Temperature | -10°C to 50°C |
Storage Temperature | -20°C to 60°C |
Humidity | <90%, non-condensing |
Safety Specifications | |
European Compliance | CE Mark |
Mechanical Specifications | |
Display | 3.5 inch TFT color screen |
Electrical Connection | φ4mm 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 will be reduced when 24V is applied |
Battery Charge | 110V/220V external power adapter (included) |
Temperature Specifications
Thermocouple Measurement and Source accuracy | ||||||||||
Measure and Simulate |
Standard |
Temperature Range (°C) | Accuracy (°C) | |||||||
Measure | Source | |||||||||
S | IEC 584 | -50 to 1768 | -50 to400 | 1.0 | 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 | 1.0 | 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 | 1.0 | 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 | 1.0 | ||||||||
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 | ||||||||
RTD Measurement and Source 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 | 0.60 | 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 | 0.20 | 0.34 | |||||||
Pt100 (3916) | 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 | 0.33 | 0.20 | 0.33 | |||||||
Pt200(385) | IEC 751 | -200 to 850 | -100 to 200 | 0.37 | 0.32 | 0.69 | ||||
200 to 600 | 0.51 | 0.41 | 0.92 | |||||||
600 to 850 | 0.61 | 0.48 | 1.08 | |||||||
Pt500(385) | IEC 751 | -200 to 850 | -100 to 200 | 0.20 | 0.16 | 0.36 | ||||
200 to 600 | 0.32 | 0.22 | 0.54 | |||||||
600 to 850 | 0.40 | 0.27 | 0.67 | |||||||
Pt1000 (385) | IEC 751 | -200 to 850 | -100 to 200 | 0.1 | 0.05 | 0.26 | ||||
200 to 600 | 0.2 | 0.10 | 0.42 | |||||||
600 to 850 | 0.27 | 0.14 | 0.54 | |||||||
Cu100(428) | GOST6651-94 | -50 to 150 | -50 to150 | 0.12 | 0.09 | 0.12 | ||||
Cu50(428) | GOST6651-94 | -50 to 150 | -50 to 150 | 0.17 | 0.13 | 0.17 | ||||
Cu10(427) | Minco Application Aid #18 | -100 to 260 | -100 to 260 | 0.61 | 0.56 | 0.61 | ||||
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 | ||||
Write Your Own Review
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