Description
Product Overview
Yokogawa AAR145-S00 is a multi-signal analog input module for industrial control.
It reads temperature and resistance signals with stable accuracy.
The module supports RTD, thermocouple, mV, and potentiometer sources.
It works smoothly with Yokogawa Centum VP control platforms.
- Sixteen isolated input channels
- One module handles many signal types
- Designed for stable long-term operation
- Optional dual-redundant configuration
Key Technical Highlights
- Brand: Yokogawa
- Model: AAR145-S00
- Series: AAR Series
- Module Type: Universal Analog Input
- Channel Count: 16 isolated inputs
- Update Cycle: 1 second
- Weight: 0.3 kg
Supported Signal Inputs
- Millivolt level voltage signals
- Thermocouple temperature inputs
- RTD sensors such as Pt100
- Potentiometer resistance inputs
Measurement Performance
- RTD excitation current: 1 mA
- Wiring resistance: up to 150 ohms per wire
- RTD drift: ±0.3 ohms per 10 °C
- POT drift: ±0.4 percent per 10 °C
- Stable reading in changing ambient temperature
Isolation and Reliability
- Isolation between field signals and system
- Isolation between individual channels
- Reduced ground loop interference
- Improved noise rejection
Burn-out Detection Logic
- Selectable detection enable or disable
- Upward or downward alarm direction
- Detection response time: 60 seconds
- Early fault awareness for sensors
Temperature Compensation Accuracy
- Terminal board reference compensation
- -20 to 0 °C accuracy: ±1.5 °C
- 0 to 30 °C accuracy: ±1.0 °C
- 30 to 70 °C accuracy: ±1.5 °C
Configuration Breakdown
- -S
- Standard industrial configuration
- 0
- Basic hardware structure
- No extended coating applied
Installation and Wiring
- Use dedicated KS8 or AKB335 cables
- Match wiring resistance for IN-A and IN-C
- Install inside standard control cabinets
- No external signal conditioner required
Typical Application Areas
- Process temperature monitoring
- Laboratory and pilot plants
- Chemical and pharmaceutical systems
- Power and utility control rooms
Warranty and Shipping
- Warranty: 12 months
- Courier: FedEx, UPS, DHL
- Global express delivery supported
Professional FAQ
- Can one module replace several input types
- Yes. It supports four signal types in one unit.
- How do I reduce wiring errors during install
- Keep cable lengths equal for compensation accuracy.
- Is this module suited for slow processes
- Yes. One second updates fit stable temperature loops.
- What is the main reason to choose isolation
- It prevents noise and ground loop faults.
- How should I choose between input modules
- Select by sensor type and channel density needs.
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