AI03

Overview

AI03 is an ABB SD Series RTD analog input module with 8 channels, supporting multiple RTD types and providing high accuracy with galvanic isolation.

General Information

• Article number: AI03

• Type: RTD Analog Input

• Life cycle status: Active

• Channels: 8

• Signal type: 2/3/4-wire RTDs

• Form factor: 190 mm

• Mounting: Horizontal / Vertical

• MTBF: 235,718 h

• MTTR: 1 h

Electrical Data

• Supply voltage: 24 V DC ±10 %

• Current consumption: 68 mA typical / 76 mA max

• Overvoltage category: I (EN 61010-1)

• Max cable length: 600 m

Signal Specification

• RTD types: 100 Ω Platinum (U.S./Euro), 120 Ω Nickel, 53 Ω Copper (China)

• A/D converters: 4

• A/D resolution: 16-bit

• A/D update rate: 450 ms (8 channels)

• Accuracy: ±0.1 % FSR (500 Ω)

• Isolation (field to logic): 1500 V / 1 min

• Channel isolation: 1×8 group, 1500 V / 1 min

• Open circuit detection: <5 s

• Noise rejection (normal): –70 dB

• Noise rejection (common): –90 dB

• Noise rejection (DC common): –90 dB

Dimensions & Weight

• Width: 27 mm

• Depth: 106 mm

• Height: 190 mm

• Weight: 226 g

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