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Additel 227 Multifunction Process Calibrator

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Price: From $7,690.00 to $11,835.00
Manufacturer: ADDITEL

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Optional Accessories
Additel 227/227EX (Intrinsically Safe) Multifunction Process Calibrator


• Sourcing, simulating and measuring pressure, temperature and electrical signals

• Built-in Full Hart Communicator (ADT227-HART)

• Built-in Barometer

• Intrinsically safe models available (Ex)

• Large Smartphone Like Touchscreen User Experience

• USB Type-C and Bluetooth communications

• IP67 Rated

• High Voltage Measurement Capability (±300V AC)

• True RMS Voltage Meter Capability

• Dual channel pressure module ports

• High Static Differential Pressure Measurement 0.002% FS

• ISO 17025-accredited calibration w/data included



Additel’s new Multi-functional Documenting Process Calibrator series takes portability, functionality, and accuracy to a whole new level and packages it with an intuitive and easy to use color touchscreen display. This series includes an advanced documenting pressure calibrator (ADT227) and an advanced documentation process calibrator with a builtin HART communicator (ADT227-HART). Additionally, each calibrator has an ATEX certified intrinsically safe option (ADT227Ex) allowing you to perform calibration in the harshest of environments. We’re confident these new tools will not only meet your calibration requirements but will make metrology simple for you!



Electrical Specifications - Source Accuracy
Specifications ADT227 ADT227Ex
Range Resolution Accuracy Range Resolution Accuracy
Voltage DC 0 to 15 V 0.1 mV 0.005%RDG+0.005%FS 0 to 10.5 V 0.1 mV 0.01%RDG+0.005%FS
Current DC 0 to 25 mA 0.1 uA 0.01%RDG+0.005%FS 0 to 25 mA 0.1 uA 0.01%RDG+0.005%FS
Resistance 0 to 400 Ω 1 mΩ 0.005%RDG+0.005%FS 0 to 400 Ω 1 mΩ 0.01%RDG+0.005%FS
0 to 4000 Ω 10 mΩ 0.01%RDG+0.005%FS 0 to 4000 Ω 10 mΩ 0.01%RDG+0.005%FS
Frequency 0.01 to 50000.0 Hz Auto range, 6-digit 0.002%RDG+2 on last digit 0.01 to 50000.0 Hz Auto range, 6-digit 0.002%RDG+2 on last digit
Voltage mV (TC) -10 to 75 mV 0.1 uV 0.0008%RDG + 0.004%FS -10 to 75 mV 0.1 uV 0.01%RDG + 0.004%FS
Pulse 0 to 9999999 1 N/A 0 to 9999999 1 N/A
Optional rising edge and falling edge, minimum threshold voltage: 2.5V
Loop power (max 25mA) 24 V N/A ±1 V 20 V N/A ± 10%
Electrical Specifications - Measurement Accuracy
Specifications ADT227 ADT227Ex
Range Resolution Accuracy Range Resolution Accuracy
Voltage DC -300 to 300 mV 1 μV 0.005% RDG + 0.005% FS -300 to 300 mV 1μV 0.01% RDG + 0.005% FS
-30 to 30 V 0.1 mV 0.005% RDG + 0.005% FS -30 to 30 V 0.1 mV 0.01% RDG + 0.005% FS
Temperature Coefficiet: ±5 ppm FS/°C (-10°C to 10°C and 30°C to 50°C)
Impedance: -300 mV to 300 mV => 100 MΩ, -30 mV to 30 mV => 1 MΩ
DC High Voltage -3 to 3 V 0.1 mV 0.05% RDG + 0.01% FS N/A
-30 to 30 V 1 mV 0.05% RDG + 0.01% FS
-300 to 300 V 10 mV 0.05% RDG + 0.01% FS
Temperature coefficient: ±0.0025% FS/°C (-10°C to 10°C and 30°C to 50°C)
Maximum input voltage = 300 V, IEC61010 300V CATII
Commong mode rejection: >100 dB (at 50 or 60 Hz)
Impedance: > 4 MΩ, DC coupling
AC High Voltage 3V (40 to 500 Hz) 0.1 mV 0.5% RDG + 0.05% FS N/A
30V (40 to 500 Hz) 1 mV 0.5% RDG + 0.05% FS
300V (40 to 500 Hz) 10 mV 0.5% RDG + 0.05% FS
Temperature coefficient: ±(0.025% RD + 0.0025% FS)/°C (-10°C to 10°C and 30°C to 50°C)
Maximum input voltage = 300 V, IEC61010 300V CATII
9% to 100% of range is suitable for the above accuracy indicators
Impedance: >4 MΩ, <100pF, AC coupling
Current DC -30 to 30 mA 0.1 μA 0.01% RDG + 0.005% FS -30 to 30 mA 0.1 μA 0.01% RDG + 0.005% FS
Temperature Coefficient: ±5ppm FS/°C (-10°C to 10°C and 30°C to 50°C), Impedance: < 40 Ω
Resistance (4-Wire) 0 to 400 Ω 1 mΩ 0.005% RDG + 0.005% FS 0 to 400 Ω 1 mΩ 0.01% RDG + 0.005% FS
0 to 4000 Ω 10 mΩ 0.01% RDG + 0.005% FS 0 to 4000 Ω 10 mΩ 0.01% RDG + 0.005% FS
Temperature coeficient: ±5 ppm FS/°C (-10°C to 10°C and 30°C to 50°C)
2-Wire + 50 mΩ, 3-wire+ 10 mΩ
Excitation current: 0.25 mA
Voltage mV (TC) -10 to 75 mV 0.1 μV 0.008% RDG + 0.004% FS -10 to 75 mV 0.1 μV 0.01% RDG + 0.004% FS
Temperature Coefficient: ±5ppm FS/°C (-10°C to 10°C and 30°C to 50°C)
Impedance: >100 MΩ
Frequency 0.01 to 50000 Hz Auto range, 6-digit 0.002% RDG + 2 on last digit 0.01 to 50000 Hz Auto range, 6-digit 0.002% RDG + 2 on last digit
Minimum threshold voltage: 2.5 V
Supported units: Hz, kHz, MHz, CPM, CPH, s, ms, µs
Pulse 0 to 9999999 1 N/A 0 to 9999999 1 N/A
Optional rising edge and falling edge, minimum threshold voltage: 2.5V
Switch Supports dry or wet switches. Voltage range of 3 to 30 V. Response speed < 10 ms
General Specification
  ADT227 ADT227Ex
Operating Temperature -10°C to 50°C
Specification guaranteed temperature range 10°C to 30°C
Storage Temperature -20°C to 60°C
Humidity <90%, non-condensing
Power supply 6600mAh, 23.8Wh lithium battery, charging time 4~6 hours, battery pack can be charged independently 4000mAh 14.4Wh Explosion-proof lithium battery packcharging time 6~8 hours, battery pack can be charged independently
User interface Icon drive menus Icon driven menus with navigation buttons
Ports protection voltage 50V max 30V max
Display 5.0 inch 480 x 800 mm TFT LCD capacitive screen 4.4 inch 640 x 480 mm color display capacitive screen
Maximum altitude 3000 meters
European Compliance CE Mark
Electrical Connection Ø4mm sockets and flat mini-jack thermocouple socket
Size 6.97" x 4.13" x 2.04" (177 mm x 105 mm x 52 mm)
Weight 1.6 lb (0.7 kg) 1.65 lb (0.75 kg)
Battery Rechargeable Li-ion battery (included)
Battery Life Typically 16 hours Typically 35 hours
Battery Charge 110V/220V external power adapter included. Battery can be charged external to the unit. Typically charge time is 6-8 hours.
External pressure module Dual channel serial plug, can connect two digital pressure modules
Warm-up time Full specification performance is achieved after a 10 minute warm-up time.
ROHS compliant Rohs II Directive 2011/65/EU, EN50581:2012
Display rate 3 readings per second
Barometric Accuracy (Built-in barometer) 50Pa
IP protection level IP67, 1 meter drop test
Communication Isolate USB-TYPEC (slave), Bluetooth BLE
Calibration ISO 17025 accredited calibration with data
Pressure Specification( ADT227 & ADT227Ex)
The ADT161 and ADT161Ex series Intelligent Digital Pressure Modules are available for gauge, vacuum and absolute pressure from -15 psi to 60,000 psi (-1 bar to 4200 bar). Accuracy from 0.02% FS includes operation over 14°F to 122°F (-10°C to 50°C), one year stability and calibration uncertainty. For detailed specifications, please refer to the pressure modules datasheet.
Temperature Specification
Thermocouple Measurement and Source Accuracy
  ADT227 ADT227Ex
Type Standard Temperature Range (°C) Accuracy (°C) Standard Temperature Range (°C) Accuracy (°C)
Measure / Source Measure / Source
S IEC 584 -50 to 1768 -50~0 0.76 IEC 584 -50 to 1768 -50~100 0.77
0~100 0.56 100~1000 0.42
100~1768 0.44 1000~1768 0.47
R IEC 584 -50 to 1768 -50~0 0.82 IEC 584 -50 to 1768 -50~0 0.82
0~200 0.57 0~200 0.57
200~1768 0.38 200~1768 0.42
B IEC 584 0 to 1820 200~300 1.51 IEC 584 0 to 1820 200~300 1.51
300~500 1 300~500 1
500~800 0.62 500~800 0.62
800~1820 0.43 800~1820 0.43
K IEC 584 -270 to 1372 -250 to -200 0.72 IEC 584 -270 to 1372 -250 to -200 0.75
-200 to -100 0.23 -200 to -100 0.24
-100 to 600 0.12 -100 to 600 0.13
600 to 1372 0.22 600 to 1372 0.25
N IEC 584 -270 to 1300 -250 to -200 1.14 IEC 584 -270 to 1300 -250 to -200 1.17
-200 to -100 0.33 -200 to -100 0.34
-100 to 1300 0.19 -100 to 1300 0.22
E IEC 584 -270 to 1000 -250~-200 0.39 IEC 584 -270 to 1000 -250~-200 0.41
-200~-100 0.15 -200~-100 0.15
-100~700 0.09 -100~700 0.1
700~1000 0.12 700~1000 0.14
J IEC 584 -210~1200 -210~-100 0.19 IEC 584 -210~1200 -210~-100 0.2
-100~700 0.1 -100~700 0.11
700~1200 0.15 700~1200 0.17
T IEC 584 -270 to 400 -250~-100 0.55 IEC 584 -270 to 400 -250~-100 0.57
-100~0 0.12 -100~0 0.23
0~400 0.08 0~400 0.08
C ASTM E988 0 to 2315 0 to 1000 0.24 ASTM E988 0 to 2315 0 to 1000 0.26
1000 to 1800 0.4 1000 to 1800 0.45
1800 to 2315 0.65 1800 to 2315 0.73
D ASTM E988 0~2315 0~100 0.31 ASTM E988 0~2315 0~100 0.31
100~1200 0.25 100~1200 0.27
1200~2000 0.42 1200~2000 0.47
2000~2315 0.65 2000~2315 0.74
G ASTM E1751 0 to 2315 50~100 0.9 ASTM E1751 0 to 2315 50~100 0.9
100~200 0.57 100~200 0.57
200~400 0.35 200~400 0.36
400~1500 0.25 400~1500 0.27
1500~2315 0.49 1500~2315 0.55
L DIN43710 -200 to 900 -200 to -100 0.11 DIN43710 -200 to 900 -200 to -100 0.12
-100 to 400 0.08 -100 to 400 0.09
400 to 900 0.1 400 to 900 0.12
U DIN43710 -200 to 600 -200 to 0 0.21 DIN43710 -200 to 600 -200 to 0 0.21
0 to 600 0.08 0 to 600 0.09
Note: Internal CJC is ±0.15°C (-10°C to 50°C ambient temperature)
Accuracy with external cold junction only, for internal cold junction add 0.15 ℃(k=2)
RTD Measurement and Source Accuracy
Measure and Simulate Temperature Range (°C) Accuracy (°C)
ADT227 ADT227Ex
PT10(385) -200 to 850 -200~200 0.57 0.59
200~600 0.67 0.72
600~850 0.75 0.82
PT25(385) -200 to 850 -200~200 0.24 0.27
200~600 0.3 0.35
600~850 0.34 0.41
PT50(3916) -200 to 850 -200~200 0.13 0.16
200~600 0.17 0.22
600~850 0.2 0.27
PT100(385) PT100(391) PT100(3916) PT100(3926) -200 to 850 -200~200 0.08 0.1
200~600 0.11 0.16
600~850 0.14 0.2
PT200(385) -200 to 850 -200~200 0.32 0.08
200~300 0.34 0.34
300~600 0.41 0.41
600~850 0.48 0.48
PT400(385) -200 to 850 -200~0 0.15 0.04
0~200 0.18 0.18
200~600 0.25 0.25
600~850 0.3 0.3
PT500(385) -200 to 850 -200~200 0.16 0.16
200~600 0.22 0.22
600~850 0.27 0.27
PT1000(385) -200 to 850 -200~200 0.1 0.1
200~600 0.16 0.16
600~850 0.2 0.2
Cu10(427) -200~260 -200~260 0.54 0.56
Cu50(428) --200~260 -200~260 0.11 0.13
Cu100(428) -200~260 -200~260 0.07 0.08
Ni100(617) Ni100(618) -60~180 -60~0 0.05 0.06
0~180 0.05 0.05
Ni120(672) --80~260 -80~260 0.04 0.05
Ni1000 -50~150 -50~150 0.07 0.07

Accessories (included)  
  • 9811-US 110V/220V external power adapter 1 pc
  • 9704 Chargeable Li-ion battery 1 pc 
  • 9023 Test leads 1 set (6 pcs) 
  • 9027 Right angle test leads kit 1 set (2 pcs) 
  • 9060 Pressure module connection cable 1 pc 
  • 9040 Hanging strap with magnet 1 pc
  • Manual 1 pc 
  • ISO 17025 accredited calibration certificate 1 pc

Downloads and Additional Information

Additel 227/227EX Datasheet

Additel 227/227EX User Manual


Additel 227/227EX Selection Guide

Additel Guide to Calibrating Pressure Switches with a Focus on Dead Band Optimization

Additel Pressure Switch Testing


Related Products

Additel ADT161 Intelligent Digital Pressure Modules
Price: Call for pricing
Additel ADT161 Intelligent Digital Pressure Modules
• Pressure ranges to 60,000 psi (4,200 bar) • Pressure measurement accuracy of 0.02% FS • Precision accuracy to 0.01% RD, 0.05% accuracy up to 40K psi • Intrinsically Safe (Ex) models available • Fully temperature compensated accuracy