Overview
The Yokogawa ADV151-P00, also cataloged as the ADV151 Digital Input Module, operates as a dedicated hardware component for 24 VDC discrete signal acquisition within Yokogawa CENTUM series DCS platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | ADV151-P00 |
| Brand | Yokogawa |
| Origin | Japan |
| Product Type | Digital Input Module |
| Input Channels | 32 channels, isolated, common every 16 channels |
| Rated Input Voltage | 24 VDC sink/source input |
| Input ON Voltage | 18 to 26.4 VDC |
| Input OFF Voltage | 5.0 VDC or less |
| Input Current | 4.1 mA +/-20% per channel at rated input voltage |
| Maximum Allowable Voltage | 30.0 VDC |
| Input Response Time | 8 ms or less |
| Input Functions | Status input, pushbutton input, Sequence of Events (SOE) data capture |
| Isolation Voltage | 2 kVAC between input signal and system for 1 min; 500 VAC between commons |
| Power Consumption | Maximum 500 mA at 5 VDC |
| External Connection | Pressure clamp terminal, AKB331 dedicated cable, or MIL connector cable |
| Weight | Approx. 0.24 kg |
| Dimensions | Approx. 10.7 cm x 13 cm x 3.3 cm |
| Estimated Shipping Size | 3.2 cm x 10.6 cm x 13 cm |
Yokogawa DCS Digital Signal Acquisition and Isolation
The ADV151-P00 receives field ON/OFF signals from switches, sensors, and relay contacts through 32 isolated input channels. Therefore, each channel processes discrete status changes and transfers input states to the Yokogawa control system through the station bus interface.
The module supports channel-to-channel isolation through grouped common terminals, which reduces electrical interference between field circuits. Additionally, the input design supports status monitoring and Sequence of Events (SOE) recording functions for time-based event analysis.
For Yokogawa process control configurations, the module architecture follows DCS I/O requirements, including isolated field termination, controlled input current characteristics, and stable digital state recognition.
Frequently Asked Questions
Q: What type of field signals can the ADV151-P00 accept?
A: The ADV151-P00 accepts 24 VDC ON/OFF discrete signals from field devices such as switches, sensors, and relay contacts.
Q: Does the ADV151-P00 provide electrical isolation between input circuits?
A: Yes. The module provides isolation between input signals and the system, with isolated channel groups using common terminals every 16 channels.
Q: What connection methods are supported by the ADV151-P00?
A: The module supports pressure clamp terminals, Yokogawa AKB331 dedicated cables, and MIL connector cable connections.
Field Installation Guidelines
Install the ADV151-P00 inside the designated Yokogawa I/O cabinet using the approved mounting structure and backplane connection method.
Connect field wiring according to the assigned channel configuration and verify polarity before applying 24 VDC input power. Use separated routing for digital signal wiring and high-current power cables to reduce electromagnetic interference.
Terminate cable shields according to the system grounding design. Avoid connecting signal shields at multiple grounding points unless the control system installation standard requires it.
Before commissioning, verify each digital input channel by applying the corresponding field signal and confirming the input status through the DCS engineering interface.
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