AAI141-H50/K4A00 Yokogawa Analog I/O Module

Description

AAI141-H50/K4A00 Yokogawa Technical Parameters
Brand: Yokogawa Electric Corporation
Model: AAI141-H50/K4A00 (16‑Channel Non‑Isolated Analog Input Module with HART)
Dimensions: Approx. 32 mm × 127 mm × 127 mm (W × H × D)
Weight: Approx. 0.2 kgCountry of Origin: Japan (primary manufacturing base)
HS Code (China): 8538900000 (for industrial control system modules)
Operating Temperature: -20°C to +70°C
Storage Temperature: -40°C to +85°C (industrial standard)
Power Supply: 24 VDC nominal; powered via CENTUM VP FIO backplane; power consumption approx. 2 W

AAI141-H50-K4A00

AAI141-H50-K4A00

Input:
16 non‑isolated analog input channels
Supports 4–20 mA DC current signals and 1–5 V DC voltage signals
Built‑in transmitter power supply: 14.8 V (min at 20 mA) to 26.4 V (max at 0 mA), current limit 27 mA
Input impedance: 400–1000 Ω (current, power‑on); 1 MΩ min (voltage)
Accuracy: ±16 μA (current), ±4 mV (voltage)
Data update period: 10 ms; step response time: 100 ms
Output:
Digital data output to Yokogawa CENTUM VP FIO backplane and ER bus
HART protocol communication support for smart field instrument integration
KS cable interface adapter (ATK4A‑00) for field wiring connection
Key Features:
Non‑isolated 16‑channel design for cost‑effective analog signal acquisition
HART protocol enabled for bidirectional communication with smart transmitters
Dual‑redundant configuration support for enhanced system availability
Comprehensive self‑diagnostics and real‑time status monitoring
DIN‑rail mountable for easy installation in control cabinets
Wide operating temperature range for harsh industrial environments
Seamless integration with Yokogawa CENTUM VP distributed control systems

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