Simulates, measures, and outputs pressure, temperature, and electrical signals Documentable process calibrator (data logger) Built-in full HART communication (ADT227-HART) for 227Ex-Basic-HART communication Built-in barometer. Intrinsically safe models available (Ex) Large, user-friendly, smartphone-like touchscreen USB Type-C, Bluetooth communication IP67 protection class High-voltage measurement possible (300V AC) RMS voltage measurement function Dual-channel pressure module connections High static differential pressure measurement 0.002% of full scale

Accuracy 0.02%, 0.05% of full scale (of the final value) Intrinsically safe Replaceable print module Two digital print module inputs Color touchscreen display Integrated quick test function Built-in barometer Smartphone-like user interface Bluetooth and USB communication Optional HART communication

Accuracy down to 0.006°C at 0°C Two measurement channels RTD and TC inputs Intelligent sensor connections Large smartphone-like touchscreen Differential measurement technology Bluetooth and USB communication Built-in sensor library Data acquisition IP67 protection class Robust portable design Rechargeable lithium battery

Pressure ranges up to 4,200 bar (60,000 psi) Accuracy 0.1% or 0.2%vE 800,000 data logging records Intrinsically safe (ADT680AEx) IP67, stainless steel housing, fully welded sensor Battery life up to 4,000 hours Large, easy-to-read display Backlit display Bluetooth and RS232 enabled Communicates with Link, the Additel mobile app

Pressure ranges up to 4,200 bar (60,000 psi) Accuracy 0.02%, 0.05% VD or 0.1% VD Measures gauge or absolute pressure % Pressure display with fan-shaped graph Fully temperature-compensated accuracy (-10~50°C) Bluetooth communication Communicates with Link, the Additel mobile app Large, easy-to-read display Intrinsically safe version (681AEx) Data logging (up to 10,000,000 records) Protection class IP67

Fully automatic calibrator with built-in pump and controller Switchable internal pressure modules for expandable ranges Accuracy 0.01% VD External pressure modules available (for measurement only) Less than 1.8 kg for handheld operation Pressure supply, pressure and electrical power 4 channels. Optional HART communication Optional data storage and task documentation Bluetooth, WiFi and USB communication

Automatic and independent pressure generation and control up to 100 bar (1,500) psi Standard accuracy up to 0.01% VD (of the measuring range span) Two removable internal pressure modules for multi-range selection Control stability up to 0.003% VD Portable, designed for field and laboratory use Option to measure two external pressure modules Wi-Fi, LAN, Bluetooth, USB and Ethernet communication HART and Profibus communication Data storage and task documentation Patented electric pump technology with improved speed

Automated pressure generation and control up to 1,035 bar (15,000 psi) Accuracy up to 0.01% of full scale Manual or automatic dual-range selection Control stability ≤ 0.005% of full scale Portable, designed for field and laboratory use Control via optional external pressure modules Supports two external pressure modules Communication via Wi-Fi, LAN, Bluetooth, USB, and Etherne Full HART communicator for field use HART and PROFIBUS communication Data storage and task documentation Patented electric pump technology

Automated pressure generation and control up to 1,035 bar (15,000 psi) Accuracy up to 0.01% of full scale Manual or automatic dual-range selection Designed for use with water Automated fluid management Control stability ≤ 0.005% of full scale Designed for field and laboratory use Control via optional external pressure modules Supports two external pressure modules Communication via Wi-Fi, LAN, Bluetooth, USB, and Ethernet Full HART communicator for field use HART and PROFIBUS communication Data storage and task documentation Patented electric pump technology

Pressure ranges from -0.95 to 1 bar (-380 inH2O to 400 inH2O) Two removable internal pressure modules with multi-range selection 0.02%vE accuracy Control stability of 0.003%vE Ultra-high-speed pressure generation and control Optional barometric pressure module Built-in differential pressure pump Large 7" color touchscreen display Modular design for easy maintenance, significantly reducing on-site downtime Emulation mode

Pressure ranges from -0.99 bar (-14.35 psi) to 420 bar (6000 psi) Two removable internal pressure modules with multi-range selection Accuracy: 0.02% FS, 0.01% FS, and 0.01% VM Control stability of 0.003% FS Ultra-high-speed pressure control Absolute and gauge pressure LAN, USB, RS232, and Ethernet communication Large 7" color touchscreen display Optional barometric pressure module Easy-to-use icon-driven interface Emulation mode

Maximum pressure control range up to 1000 bar (15,000 psi) Interchangeable pressure module Oil and water versions available Accuracy of 0.02%vE, 0.01%vE or 0.01%vM Two ranges from -1~200 bar to 0~1000 bar (-15~3,000 psi to 0~15,000 psi) Control stability 0.005%vE Ultra-fast pressure generation and control No external pressure source required Control via internal or external pressure modules Contamination Protection System (CPS) (ADT793 optional) LAN, USB, RS232 and Ethernet communication External reservoir support Easy maintenance Emulation mode

Three models with a measuring range from -40°C to 660°C Portable, robust, and fast settling time Excellent performance in terms of stability and accuracy, with minimal loading effects Two-zone control Full HART field communication The process calibrator option (PC) offers a multi-channel display for a reference thermometer, RTDs and TCs, task documentation, and HART communication Color touchscreen display Select your own specific temperature measuring range Setpoint control optionally via an external reference temperature sensor.

Temperature range from 100°C to 1210°C Two models to choose from: Reference (ADT 878) and Standard (ADT 875) Display accuracy: ± 1.5°C (ADT 878) Stability: ± 0.1°C 4 integrated measurement channels (PC option) The process calibrator option offers multi-channel readout for temperature controllers, switches, and transmitters, including task documentation and HART communication Portable, robust, and fast set-up time Self-calibration function (PC option) Multi-zone temperature control Internal and external sensor control (PC option) Interchangeable metal inserts Wi-Fi and Bluetooth enabled Color touchscreen display Patent-pending technology

Three models with a measuring range of -40℃ to 700℃ Reference-level performance in terms of accuracy, stability, and homogeneity Fast temperature rise Dual-channel display measures RTDs and TCs Task documentation Full HART communicator (PC option) Optional external temperature control Wi-Fi and Bluetooth enabled Color touchscreen display Quick-push ports (PC option) Setpoint monitoring by reference Self-calibration function Optional TPW kit for integrated automatic TPW implementation (ADT878-160 only) Built-in automatic cooling function (ADT878-700 only)