Description
Product Description
Overview
The SAI143-H33 (Yokogawa) is a high-performance analog input module designed for industrial control systems. It provides 16 fully isolated input channels. The original SAI143-H33 has been discontinued, and the recommended replacement is SAI143-H63. This module is ideal for process automation, real-time monitoring, and data acquisition, delivering reliable and stable signal input for engineers.
Technical Specifications
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Model: SAI143-H33
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Product Type: Analog Input Module
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Number of Input Channels: 16, fully isolated
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Rated Input Range: 4 to 20 mA
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Data Update Frequency: 40 ms
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Transmitter Power Supply Control: Available for 2-wire configuration, simultaneous ON/OFF for all 16 channels
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Withstanding Voltage: 1.5 kV AC between input signal and system for 1 minute
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Channel Isolation: Each channel isolated from others and the system
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Operating Temperature: 0 to 55°C (recommended)
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Storage Temperature: -20 to 70°C
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System Compatibility: Yokogawa DCS systems
Applications
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Industrial process monitoring and control
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Real-time signal acquisition and processing
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Multi-channel sensor data input
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Replacement for older modules to upgrade system performance
FAQ
Q: Can the SAI143-H33 control the transmitter power for individual channels?
A: No. The power supply control operates simultaneously for all 16 channels.
Q: Can this module directly replace the SAI143-H63?
A: Yes, the functions are highly compatible, but check system connections and wiring before replacement.
Q: Is the data update frequency fixed?
A: Yes, it is fixed at 40 ms.
