Description
🔹 Product Overview
The ABB AWT210 is a two-wire universal analytical transmitter designed for continuous measurement applications involving pH, ORP, pION, and conductivity. Its modular design allows the transmitter to support different measurement functions and communication options within one common platform.
The AWT210 is suitable for both hazardous and non-hazardous industrial environments, depending on the selected enclosure and approval configuration. Plug-and-play sensor and communication modules simplify maintenance and replacement, while the transmitter provides advanced diagnostics and guided configuration functions.
The unit can be configured for two-electrode conductivity, four-electrode conductivity, toroidal conductivity, pH, ORP, pION, and selected digital pH/ORP sensor applications. Communication options include HART, FOUNDATION Fieldbus, and PROFIBUS PA.

⚙️ Key Features
🔹 Universal analytical measurement platform
🔹 Two-wire transmitter design
🔹 Supports pH measurement
🔹 Supports ORP measurement
🔹 Supports pION measurement
🔹 Supports two-electrode conductivity
🔹 Supports four-electrode conductivity
🔹 Supports toroidal conductivity
🔹 Plug-and-play sensor modules
🔹 Plug-and-play communication modules
🔹 Advanced self-diagnostics based on NAMUR NE 107
🔹 One-button sensor calibration
🔹 Multi-level security access
🔹 HART communication option
🔹 FOUNDATION Fieldbus communication option
🔹 PROFIBUS PA communication option
🔹 Suitable for hazardous and non-hazardous applications depending on configuration
📋 Product Datasheet
| Parameter | Specification |
|---|---|
| Brand | ABB |
| Model | AWT210 |
| Series | Analytical / Continuous Water Analysis |
| Product Name | 2-Wire Universal Analytical Transmitter |
| Measurement Type | pH, ORP, pION, Conductivity |
| Conductivity Types | 2-Electrode, 4-Electrode, Toroidal |
| pH Sensor Types | Glass, Antimony |
| ORP Sensor Types | Platinum, Gold |
| pION | Custom User Programmable |
| Digital Sensor Support | EZLink for pH/ORP applications |
| Communication Options | HART, FOUNDATION Fieldbus, PROFIBUS PA |
| Enclosure Protection | IP66 / NEMA 4X |
| Display Area | 75 × 65 mm |
| Dimensions | 144 × 144 × 99 mm |
| Aluminum Enclosure Weight | Approx. 1.04 kg |
| Polycarbonate Enclosure Weight | Approx. 0.70 kg |
| Operating Temperature | -20 to +60°C |
| Storage Temperature | -40 to +70°C |
| Humidity | <95% RH, Non-Condensing |
| Terminal Size | AWG 26 to 14 / 0.14 to 2.5 mm² |
| HART Supply Voltage | 14 to 42 VDC, General Purpose |
| HART IS Supply Voltage | 14 to 30 VDC |
| FF / PA Supply Voltage | 9 to 32 VDC, General Purpose |
| FF / PA IS Supply Voltage | 9 to 24 VDC |
| Country of Origin | Verify from the actual unit nameplate |
| Product Condition | Verify according to the supplied unit |
The electrical supply requirements depend on the communication version installed. HART, FOUNDATION Fieldbus, and PROFIBUS PA configurations use different documented supply ranges.
🏭 Typical Applications
The AWT210 is suitable for industrial analytical measurement systems where a compact transmitter is required for liquid analysis.
Typical applications include:
🔹 Water treatment systems
🔹 Wastewater monitoring
🔹 Chemical processing
🔹 Industrial process plants
🔹 Power-generation water systems
🔹 Food and beverage process monitoring
🔹 Pharmaceutical process applications
🔹 Environmental monitoring
🔹 Conductivity measurement systems
🔹 pH and ORP control loops
The universal measurement design can help standardize transmitter hardware across installations using different analytical sensors.
🔧 Installation and Configuration
Before installation, confirm the exact sensor type, communication module, enclosure configuration, and hazardous-area approval required by the application.
Recommended installation procedure:
- 🔍 Verify the complete AWT210 model and installed option modules.
- ⚡ Confirm the correct DC supply range for the communication version.
- 🧪 Identify the connected sensor type.
- 🔌 Check sensor wiring and terminal connections.
- 🛠 Install the transmitter using the appropriate wall, panel, or pipe mounting arrangement.
- 💻 Configure the measurement type.
- 📏 Set the measurement range and engineering parameters.
- 🔄 Perform sensor calibration.
- 📡 Configure HART, FOUNDATION Fieldbus, or PROFIBUS PA communication where applicable.
- ✅ Verify the measured value and diagnostic status before placing the system into normal service.
The AWT210 provides guided setup menus and self-diagnostic functions to support commissioning and maintenance.
🛠 Maintenance and Inspection
Routine maintenance should focus on both the transmitter and the connected analytical sensor.
Recommended checks include:
🔹 Inspecting the enclosure and front display
🔹 Checking cable glands and terminal connections
🔹 Inspecting the sensor cable for damage
🔹 Reviewing diagnostic messages
🔹 Checking sensor calibration
🔹 Inspecting for moisture or corrosion
🔹 Confirming communication status
🔹 Verifying the configured measurement range
🔹 Checking the DC power supply
🔹 Confirming that the installed communication module matches the system
The modular architecture allows compatible sensor and communication modules to be replaced without changing the complete transmitter platform, provided the correct configuration is used.
❓ Frequently Asked Questions
Q1: What does the ABB AWT210 measure?
The AWT210 can be configured for pH, ORP, pION, and several conductivity measurement methods, including two-electrode, four-electrode, and toroidal conductivity.
Q2: Is the AWT210 a two-wire transmitter?
Yes. The AWT210 is designed as a two-wire analytical transmitter.
Q3: Does the AWT210 support HART communication?
Yes. HART is available as a communication option. FOUNDATION Fieldbus and PROFIBUS PA options are also available.
Q4: What power supply does the AWT210 require?
The required supply voltage depends on the installed communication version. HART models have a documented 14 to 42 VDC general-purpose supply range, while FOUNDATION Fieldbus and PROFIBUS PA models use a documented 9 to 32 VDC general-purpose range.
Q5: Is the transmitter suitable for hazardous areas?
Certain AWT210 configurations are approved for intrinsically safe hazardous-area applications. The exact approval must be confirmed from the installed unit and certification marking.
Q6: What is the enclosure protection rating?
The documented enclosure rating is IP66 / NEMA 4X.
Q7: Can one AWT210 be used for different analytical measurements?
Yes. The AWT210 uses a universal platform with measurement-specific sensor modules and configuration options. Compatibility should still be confirmed before changing the measurement application.
🔄 Replacement Notes
Before replacing an existing ABB AWT210, verify more than the basic model number.
Important items to compare include:
🔹 Installed sensor module
🔹 Measurement application
🔹 HART, FOUNDATION Fieldbus, or PROFIBUS PA communication version
🔹 Enclosure material
🔹 Hazardous-area approval
🔹 Supply voltage
🔹 Existing calibration data
🔹 Sensor wiring
🔹 Mounting configuration
🔹 Software and communication configuration
Because the AWT210 is a modular transmitter platform, two units with the same base model may have different sensor and communication configurations.
⭐ Recommended ABB Analytical Models
- AWT210 — 2-Wire Universal Analytical Transmitter
- AWT420 — Universal Analytical Transmitter
- AWT440 — Multi-Parameter Analytical Transmitter
- AWT540 — Advanced Analytical Transmitter
- AX400 — Universal Process Controller
- AX460 — Process Controller
- AWT200 — Water Analysis Transmitter Series
- TB82PH — pH/ORP Measurement System
- TB84PH — Industrial pH Measurement System
- TB82EC — Conductivity Measurement System
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