Digital Input Module | Yokogawa ADV151-P50 CENTUM FIO
Manufacturer: Yokogawa
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Part Number: ADV151-P50
Condition：New with Original Package
Product Type: Digital Input Modules
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Country of Origin: Japan
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Yokogawa ADV151-P50 Digital Input Module
The Yokogawa ADV151-P50, also cataloged as the ADV151 Digital Input Module, operates as a dedicated hardware component for 32-channel discrete signal acquisition within Yokogawa CENTUM VP FIO architectures.
Suffix Breakdown & Model Matrix
The suffix codes define the optional software functionality, visual diagnostic layout, and safety rating of the physical card:
- ADV151: Base model code for a 32-channel, 24 VDC isolated discrete digital input card.
- -P: Enables onboard pushbutton input logic for signal edge detection and high-speed pulse counting.
- 5: Standard non-explosion-proof build executed without local front-panel status LED displays.
- 0: Standard basic hardware type designed for baseline system backplane integration.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | ADV151-P50 |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | 0.30 kg (0.66 lbs) |
| Dimensions | Standard FIO card footprint |
| Operating Temp | 0-60 deg C |
| Power Consumption | 500 mA at 5 VDC |
| Input Channels | 32 channels (sink/source) |
| Rated Input Voltage | 24 VDC |
| Input ON Voltage | 18.0 to 26.4 VDC |
| Input OFF Voltage | 5.0 VDC or less |
| Input Current | 4.1 mA ±20% per channel at rated voltage |
| Response Time | 8 ms or less (status mode) |
| System Isolation | 2 kV AC for 1 minute (input signal to system) |
| Common Isolation | 500 V AC for 1 minute (between 16-channel common groups) |
| Cable Interfaces | AKB331 dedicated cable / pressure clamp / MIL connector |
| Redundancy | Supports dual-redundant configuration |
Process Control Signal Processing
Optocoupler galvanic isolation rated at 2 kV AC isolates backplane bus electronics from external field line transients and ground potential shifts across all 32 discrete channels. Internal input conditioning modules process 24 VDC sink or source loop currents across two discrete 16-channel common banks, allowing high-density connection of field contacts, limit switches, and interlock relays. When using the pushbutton function, onboard hardware counters detect state transitions down to a minimum 20 ms ON pulse duration at cycle speeds reaching 25 Hz. High-speed 8 ms response timing preserves real-time synchronization between field state changes and controller software tasks operating alongside 4-20 mA HART loop protocol networks.
Frequently Asked Questions
Q: Does the lack of status LEDs on the "5" option affect software diagnostics in the DCS?
A: No, the "5" suffix only omits physical LED indicators on the front faceplate; all channel logic states, signal faults, and module health statuses remain fully visible within the system diagnostics software.
Q: How are field commons grouped on the ADV151-P50 module?
A: The 32 input channels divide into two independent 16-channel groups, providing 500 V AC isolation between common circuits to isolate distinct field power supply branches.
Field Installation Guidelines
Mount the module into an open slot on the FIO baseplate, sliding the card along the guide rails until the top and bottom extraction levers latch tightly. Connect the AKB331 interface cable or terminal block assembly, tightening all mounting hardware to guarantee low contact resistance under vibration. Keep 24 VDC signal conductors isolated from high-voltage AC power lines within panel wireways to suppress electromagnetic noise coupling. Ground the cable shield to a dedicated copper earth bus bar at a single point inside the enclosure. Maintain unrestricted airflow through the cabinet base to keep ambient temperatures within the 0 to 60 deg C operational envelope.