Product Description
Product Overview
The Yokogawa ASI133-H00 is an Analog Input Module with a Built-In Barrier, designed to process 8 isolated channels of 4 to 20 mA signals. It features HART communication and an isolated interface barrier, making it a robust and safe solution for industrial applications requiring precise current input measurement.
Technical Specifications
The ASI133-H00 Analog Input Module has the following specifications:
| Item | Specification |
|---|---|
| Model | ASI133 |
| Number of Input Channels | 8, isolated |
| Input Signal | 4 to 20 mA |
| Allowable Input Current | 22.5 mA |
| Withstanding Voltage | 1500 V AC |
| Input Resistance | Power ON: For 2-wire: 400 Ω (I=20 mA) to 750 Ω (I=4 mA) For 4-wire: 485 Ω (I=20 mA) to 925 Ω (I=4 mA) Power OFF: 1 MΩ or larger |
| Accuracy | ±16 µA |
| Step Response Time | 100 ms |
| Data Update Period | 10 ms |
| Transmitter Power Supply | 16 V DC or higher (output current limit: 20 mA) |
| Maximum Normal Mode Input Voltage Applied to the Terminals by 4-wire Transmitter | 25 V |
| Drift Due to Ambient Temperature Change | ±16 µA/10 °C |
| Maximum Current Consumption | 150 mA (5 V DC) 450 mA (24 V DC) |
| Weight | Approx. 0.30 kg |
| External Connection | Pressure clamp terminal (ATSA3□) |
| HART Communication | Available |
| Barrier Type | Isolated interface |
Model and Suffix/Option Codes
The ASI133-H00 includes the following configuration details:
| Category | Details |
|---|---|
| Model | ASI133 Analog Input Module with Built-In Barrier (4 to 20 mA, 8-channel, Isolated) (with ISA Standard G3 option and temperature (-20 to 70 °C) option) |
| Suffix Codes |
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