Yokogawa ASI133-S01x/UPS
Product Overview
ASI133-S01x/UPS is an 8-channel isolation analog input module with integrated safety barrier function, developed for industrial explosion-proof and conventional control systems. It converts 4-20mA field transmitter signals into digital bus signals, provides electrical isolation and explosion-proof protection, and is suitable for hazardous chemical area signal acquisition.
Detailed content
Technical Specifications
- Channel Quantity: 8-channel full isolation analog input
- Standard Input Signal: 4~20mA DC industrial standard signal
- Maximum Allowable Input Current: 22.5mA
- A/D Conversion Resolution: 16-bit high-precision conversion
- Basic Measurement Accuracy: ±0.1% full scale value
- Isolation Mode: Channel to system bus isolation
- Working Power: 24VDC industrial power supply
- Overall Dimension: 107.5mm × 130mm × 32.8mm
- Module Weight: 0.3kg
Functional Features
- 8-channel integrated design, saving control cabinet space and wiring cost
- Intrinsically safe isolation design, applicable to flammable and explosive hazardous areas
- 16-bit high-precision sampling, ensuring accurate transmission of field instrument signals
- Strong anti-interference performance, adapt to complex industrial on-site environment
- Standard system bus docking, plug-and-play type convenient for system expansion
Application Scenarios
- Petrochemical, oil and gas field hazardous area instrument signal acquisition
- Chemical plant explosion-proof workshop process parameter monitoring
- DCS system analog signal isolation access and safety protection












