Yokogawa AAI141 Analog Input Module Unbelievable Prices

Overview

The AAI141 is a 16-channel analog input module (non-isolated) designed to accept standard field signals (4-20 mA DC or 1-5 V DC) from 2-wire or 4-wire transmitters.

General Information

• Model / Type: AAI141

• Manufacturer: Yokogawa

• Country of Origin: Japan

• Product Category: Analog Input Module – 16-channel, non-isolated

• Suffix/Option Note: Many suffix codes available (for example -S00, -S50, -H50 etc) indicating variant features.

Electrical & Functional Specifications

• Number of Input Channels: 16

• Input Signal Types:

• Current input: 4 to 20 mA DC

• Voltage input: 1 to 5 V DC (when selected)

• Allowable Input Current/Voltage:

• Current input: 27 mA (max)

• Voltage input: ±7.5 V (max)

• Input Resistance (Power ON):

• Current input: approx. 400 Ω (at 20 mA) to 1000 Ω (at 4 mA)

• Voltage input: approx. 1 MΩ or larger

• Input Resistance (Power OFF):

• Current input: ≥ 500 kΩ

• Voltage input: ≥ 340 kΩ or larger

• Accuracy:

• Current input: ±16 µA

• Voltage input: ±4 mV

• Data Update Period: 10 ms

• Step Response Time: 100 ms

• Transmitter Power Supply (2-wire type): Minimum ~14.8 V (at 20 mA); Maximum ~26.4 V (at 0 mA); output current limit ~27 mA

• Tem­per­ature Drift:

• Current input: ±16 µA per 10 °C

• Voltage input: ±4 mV per 10 °C

• Maximum Current Consumption: 310 mA @ 5 V DC; 450 mA @ 24 V DC

• External Connection: Terminal connection by pressure clamp, KS cable interface adapter, or MIL-connector cable

Environmental Conditions

• Operating Temperature Range: approx. -20 °C to +70 °C

• Storage Temperature Range: approx. -40 °C to +85 °C

• Humidity: Up to 95% RH, non-condensing

• Mounting: Fits in compatible Yokogawa I/O rack or field control unit

Dimensions & Weight

• Dimension: 107.5 × 32.8 × 130 mm

• Weight: 0.3 kg

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