ABB AWT210 Two-Wire Universal Transmitter

The ABB AWT210 combines advanced digital communications with a flexible design for quick setup and operation.

Key features

• Easy Setup: Sensor configuration menus offer step-by-step guidance for hassle-free installation.
• Self-Diagnostics: Advanced diagnostics conform to NAMUR NE 107 for clear device status indication.
• Security Access: Multi-level security prevents unauthorized changes to configuration and calibration.
• One-Button Calibration: Simplifies routine maintenance, saving time and costs.
• Universal Design: Compatible with pH, ORP, conductivity, or EZLink (pH/ORP only) measurements.
• Plug-and-Play Modules: Reduces inventory and enhances operational uptime with options for PROFIBUS™ PA, FOUNDATION™ Fieldbus™, or HART™ communications.

Specifications

Operation

• Display/LCD (W × H): 75 × 65 mm (3.0 × 2.55 in)

Language Support

• English, German, French, Spanish, Italian, Portuguese, Russian, Turkish, Chinese, Polish

Mechanical Data

Terminal Connections

• AWG: 26 to 14 (0.14 to 2.5 mm²)

Input Specifications

pH/ORP/pION Sensor Types

• pH: Glass, Antimony (Sb)
• ORP (Redox): Platinum (Pt), Gold (Au)
• pION: Custom user-programmable

Input Impedance

• 1 × 10¹³ Ω

Measurement Range and Resolution

Type	Range	Display Resolution	Accuracy	Repeatability
pH	0 to 14 pH	0.01 pH	±0.01 pH
ORP	–1500 to 1500 mV	1 mV	±1 mV
pION	–1500 to 1500 mV	1 mV	±1 mV

Dynamic Response

• <1 second for 90% step change at 0 seconds damping

Damping

• Configurable: 0 to 99.9 seconds

Conductivity Sensor Types

• AWT210:
  • 2-electrode
  • 4-electrode
  • Toroidal conductivity sensors

Conductivity Measurement Range and Resolution

AWT210 2-electrode

Cell Constant	Conductivity Range	Display Resolution	Accuracy
0.01	0 to 200 µS/cm	0.001 µS/cm	±1.0% of measurement range per decade
0.1	0 to 2000 µS/cm	0.01 µS/cm
1	0 to 20000 µS/cm	0.1 µS/cm

AWT210 4-electrode

Sensor Group	Conductivity Range	Display Resolution	Accuracy
A	0 to 2000 mS/cm	0.1 µS/cm	±0.5% of measurement range per decade
B	0 to 2000 mS/cm	0.01 µS/cm

AWT210 Toroidal

Sensor Type	Conductivity Range	Display Resolution	Accuracy
ABB Toroidal	0 to 2000 mS/cm	1.0 µS/cm	±0.5% of measurement range per decade

EZLink (for Digital pH/ORP Sensors Only)

• Power Consumption (Max): 1.5 mA @ 3.3 V DC (5 mW Max)
• Fixed Length Cable: 1 or 10 m (3.28 or 32.8 ft)
• Digital Sensor Connector IP Rating: IP67 (when connected)

Extension Cable Options

• Lengths: 1, 5, 10, 15, 25, 50 m (3.2, 16.4, 32, 49.2, 82, 164 ft)
• Maximum Length: Up to 60 m (197 ft)

Temperature Input

Temperature Element Types

• Pt100 (2 or 3-wire)
• Pt1000 (2 or 3-wire)
• 3k Balco (2 or 3-wire)
• None (manual temperature compensation)

Measurement Range and Resolution

Temperature Element	Temperature Range	Accuracy	Repeatability
Pt100	–20 to 200 °C (–4 to 392 °F)	±0.1 °C (±0.18 °F) after calibration
Pt1000	20 to 300 °C (–4 to 572 °F)	N/A
3k Balco	User-programmable	N/A
None	Manual temperature compensation	N/A

Temperature Compensation Modes

pH/ORP/pION

Type	Manual	Automatic	Nernstian	Nernstian with Solution Coefficient
pH	Yes	Yes	Yes	Yes
ORP	Yes	Yes
pION	Yes	Yes

Conductivity

Temperature Element	Conductivity Types
AWT210 2-electrode	0 to 15% NaOH, 0 to 20% NaCl, 0 to 18% HCl, 0 to 20% H2SO4, Pure water neutral salt, Pure water trace base, Pure water trace acid, User-defined
AWT210 4-electrode	Same as AWT210 2-electrode
AWT210 Toroidal	Same as AWT210 2-electrode

Power Supply

FF and PA Models

• Supply Voltage: 9 to 32 V DC (General), 9 to 24 V DC (Intrinsically Safe)
• Quiescent Current: 15 mA

HART Models

• Supply Voltage: 14 to 42 V DC (General), 14 to 30 V DC (Intrinsically Safe)
• Polarity Safe: Yes
• Lift-off Voltage: 14 V DC
• Under-voltage Protection: Supply voltage < 12 V DC results in < 3.8 mA

Maximum Load

• Calculated as: Max. load = (supply voltage – 14 V) / 22 mA

Output (HART Models)

• Configured Range: 4 to 20 mA, user-programmable across measurement range (Linear and Non-linear)

Dynamic Range

• 3.8 to 20.5 mA with alarm levels at 3.6 mA (low) and 21 mA (high)

Environmental Data

• Operating Temperature: –20 to 60 °C (–4 to 140 °F)
• Humidity: < 95% RH non-condensing
• Storage Temperature: –40 to 70 °C (–40 to 158 °F)
• Vibration: IEC 60068-2-6 Test FC

Approvals, Certification, and Safety

Factory Mutual (cFMus) Intrinsic Safety

• Available with polycarbonate & aluminum enclosures
• Class I, DIV 1: Groups A, B, C, D; T4
• Class II, DIV 1: Groups E, F, G; T4
• Class I, ZONE 2: AEx/Ex ic IIC T4 Gc

Enclosure Type/Ingression Protection Classification

• Rating: 4X*/IP66
• Ambient Temperature Range: –25 °C ≤ Ta ≤ 60 °C

Additional Safety Certifications

• ATEX, IECEx & UKEX:
  • Intrinsic Safety: II 1 G Ex ia IIC T4 Ga
  • II 3 G Ex ic IIC T4 Gc

EMC

• Emissions and Immunity: Meets requirements of IEC61326 for an industrial environment

Ordering Information for AWT210 2-Wire Transmitter

Model Code

AWT210/X X XX XX XX Option

1. Build Revision: Reserved A
2. Enclosure Type:
   • Polycarbonate: 1
   • Aluminum: 2
3. Sensor Input Module:
   • No sensor module (base unit only): Y0
   • Digital EZLink: D1
   • pH/ORP (analog sensors): P1
   • Conductivity 2-electrode: C2
   • Conductivity 4-electrode: C4
   • Conductivity toroidal: C1
4. Communications Module:
   • No communications module: Y0
   • HART: H1
   • Profibus PA: P1
   • FOUNDATION Fieldbus: F1
5. Agency Approvals:
   • CE only: Y0
   • Intrinsic Safety: cFMus and ATEX/IECEx/UKEX: E5
   • Non-incendive: cFMus + Intrinsic Safety: cFMus and ATEX/IECEx/UKEX* : E6
     (Available only with aluminum enclosure)

Optional Ordering Codes

Add 1 or more of the following codes after the standard ordering information for additional options:

• Mounting Accessories:
  • Pipe-mount kit: A1
  • Panel-mount kit: A2
  • Weathershield: A3
  • Pipe-mount + Weathershield: A4
• Cable Entry Options:
  • M20 gland pack (2 × M20 cable glands): U1
  • M16 gland pack (2 × M16 cable glands): U2
  • NPT gland pack (2 × 1/2 in NPT cable glands): U3
• Documentation Language (supplied as standard in English):
  • English: M5
  • German: M1
  • Italian: M2
  • Spanish: M3
  • French: M4
  • Portuguese: MA
  • Chinese: M6
  • Polish: M9
  • Turkish: MT

Spare Parts

Communications Module Assemblies:

• HART module: 3KXA877210L0051
• PA module: 3KXA877210L0052
• FF module: 3KXA877210L0053

Sensor Module Assemblies:

• pH/ORP module for analog sensors: 3KXA877210L0014
• 2-electrode conductivity module: 3KXA877210L0013
• 4-electrode conductivity module: 3KXA877210L0011
• Toroidal conductivity module: 3KXA877210L0012
• EZLink digital module: 3KXA877210L0015

Gland Packs (packs of 2):

• M16 standard gland: 3KXA877210L0112
• M16 Exe gland: 3KXA877210L0115
• M20 standard gland: 3KXA877210L0111
• M20 Exe gland: 3KXA877210L0114
• 1/2 in NPT standard gland: 3KXA877210L0113
• 1/2 in NPT Exe gland: 3KXA877210L0116

Mounting Kits:

• Panel-mount kit (including fixings, flanges, clamps, and seal): 3KXA877210L0101
• Pipe-mount kit (including pipe-mount adaptor plate, brackets, and fixings, excludes pipe): 3KXA877210L0102
• Wall-mount kit: 3KXA877210L0105
• Weathershield kit (suitable for AWT210/AWT420): 3KXA877210L0103
• Weathershield and pipe-mount kit (suitable for AWT210/AWT420): 3KXA877210L0104

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