AI02

Overview

AI02 is an ABB SD Series analog input module with 16 channels, supporting 4…20 mA and 1…+5 V DC signals, featuring integrated HART communication for advanced process automation.

Identification

• Article number: AI02

• Type: Analog Input Module

• Form factor: Standard (190 mm)

• Mounting: Horizontal row or vertical column

• Life cycle status: Active

Channel & Signal Data

• Number of channels: 16 independently configurable

• Signal specification: 4…20 mA, 1…+5 V DC

• Signal type: AI with HART

• HART modems: 1 per module

• Secondary HART variables: Up to 24 total, max 4 per channel (HART v5.4)

• Update rate (secondary HART): 2.5 s typical, 8.0 s max

• SOE: No

• Redundancy: No

Electrical Data

• Module power requirements: 24 V DC ±10%, 100 mA typical

• Module power connection: POWER TB on cHBX01L or VBX01T

• Field I/O power: 24 V DC ±10%, 20 mA per channel

• Overvoltage category: Category I (EN 61010-1)

• Max field cable length: 600 m (1968 ft)

Performance

• Input impedance (current mode): 250 Ω (externally powered)

• Input impedance (voltage mode): ≥250 kΩ

• Output load (current mode): 0–750 Ω

• Output load (voltage mode): ≥22 kΩ

• A/D conversion: 1 converter per module

• A/D resolution: 16-bit with polarity

• A/D update rate: 100 ms for all 16 channels

• Accuracy (FSR): ±0.1% (FSR = 25 mA or 6.25 V DC)

• Temperature effect on accuracy: Max ±0.003% per °C

Protection & Isolation

• Field-to-logic isolation: 1500 V up to 1 min

• Channel isolation: 1×16 group isolated, 1500 V up to 1 min

• Short circuit protection: Max 96 mA per channel

Reliability

• MTBF (MIL-HDBK-217-FN2): 132,367 h

• MTTR: 1 h

Compatibility

• Use with MTU: HBS01-EPD, HBS01-FPH, VBS01-EPD, VBS01-FPH, VBS01-SFP

• Module keying code: Slot #1 = 05, Slot #2 = 19

Dimensions

• Width: 27 mm

• Depth: 106 mm

• Height: 190 mm

• Weight: 250 g

---