Introduction
The Yokogawa AAP135 is a versatile analog I/O module designed for integration into Yokogawa DCS and PLC systems. It provides both analog input and output capabilities, supporting current and voltage signals for a wide range of process measurement and control applications. The module is engineered for high accuracy, rapid response, and robust isolation, making it ideal for process industries such as chemical, water treatment, energy, and manufacturing automation. Its compact form factor and modular design ensure easy installation and system expansion.
Technical Specifications
| Parameter | Details |
|---|---|
| Module Type | Analog Input/Output (I/O) Module |
| Input Channels | 8 analog input channels |
| Output Channels | 4 analog output channels |
| Supported Signal Types (Input/Output) | DC Current (0–20 mA, 4–20 mA) / DC Voltage (0–10 V, 1–5 V) |
| Input Resolution | 16-bit ADC for precise measurement |
| Output Resolution | 16-bit DAC for accurate signal control |
| Accuracy | ±0.1% of full scale (input and output) |
| Response Time | <50 ms per channel (typical) |
| Isolation | Full galvanic isolation between I/O channels and system; withstand voltage 1500 V AC for 1 min |
| Power Supply / Consumption | Powered via standard I/O module nest; low current consumption |
| Mounting / Compatibility | Standard Yokogawa I/O rack / module nest |
| Dimensions (H × W × D) | 105 mm × 90 mm × 40 mm |
| Weight | Approx. 0.35 kg |
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