Overview
The Yokogawa AAV144-S50 Analog I/O Module delivers precise analog signal handling for advanced process automation systems. It supports stable measurement and output functions that help operators maintain consistent process performance. Moreover, its robust channel design ensures reliable operation in facilities that require continuous monitoring of temperature, flow, pressure, or level signals. The module integrates seamlessly with Yokogawa’s DCS platforms, allowing engineers to expand or modernize existing installations without disrupting productivity. In addition, optimized signal conditioning improves accuracy across long cable runs and electrically noisy environments.
Technical Specifications
| Parameter |
Specification |
| Brand |
Yokogawa |
| Model |
AAV144-S50 |
| Module Type |
Analog Input / Output Module |
| Signal Types |
Analog current or voltage signals |
| Number of Channels |
Multi-channel analog interface |
| Input Range |
4–20 mA / 1–5 V (model dependent) |
| Output Range |
4–20 mA analog output (if configured) |
| Isolation |
Channel-to-bus electrical isolation |
| Resolution |
High-resolution A/D conversion |
| Accuracy |
Designed for stable process measurements |
| Response Time |
Fast update suitable for real-time control |
| Operating Temperature |
0°C to +55°C |
| Mounting |
Base-mounted DCS installation |
| Compliance |
CE, RoHS (varies by batch) |
| Typical Use |
Process measurement, loop control, analog instrumentation |
FAQ
Q1: What field devices can the AAV144-S50 interface with?
It supports common analog instruments such as transmitters, positioners, and loop-powered sensors.
Q2: Does the module provide signal isolation?
Yes, electrical isolation protects the DCS from field disturbances and wiring noise.
Q3: Can it support fast-response control loops?
Its optimized update rate allows smooth integration with real-time analog control tasks.
Q4: Is it suitable for harsh industrial environments?
The rugged design maintains accuracy even in facilities with high vibration or electrical noise.
Q5: Does it require special configuration tools?
Standard Yokogawa engineering tools provide full configuration and diagnostics support.
