Yokogawa ADV142 CENTUM CS/VP Digital Input Modules
Manufacturer: Yokogawa
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Part Number: ADV142
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 ADV142 Digital Input Modules
The Yokogawa ADV142-S02 S1, also cataloged as the ADV142 Digital Input Module, operates as a dedicated hardware component for processing high-voltage field signals within Yokogawa CENTUM CS and CENTUM VP distributed control system platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | ADV142 (Variant: ADV142-S02 S1) |
| Brand | Yokogawa |
| Origin | USA |
| Weight | 0.3 kg |
| Dimensions | 107.5 mm x 130 mm x 32.8 mm |
| Operating Temp | 0 to 55 deg C |
| Power Consumption | 500 mA at 5 VDC |
| Input Channels | 16 channels |
| Rated Input Voltage | 200 to 240 V AC, 50/60 Hz |
| Input ON Voltage | 160 V AC (226 V peak) to 264 V AC (373 V peak) |
| Input OFF Voltage | <= 40 V AC (56 V peak) |
| Typical Input Current | 6.2 mA per channel at 240 V AC, 60 Hz |
| Channel-to-Channel Isolation | Common every 8 channels |
| Withstanding Voltage | 2 kV AC for 1 minute (signal to system), 1.35 kV AC between commons |
Process Control & Channel-to-Channel Isolation Architecture
Yokogawa CENTUM CS and CENTUM VP architecture integrates channel-to-channel isolation and robust input-filtering circuits directly within the module baseplate to prevent ground loops across field instrumentation networks. The module executes signal conditioning for high-voltage AC digital status inputs, routing galvanic isolation paths through internal optical couplers. These optical isolators withstand transient surge voltages up to 2 kV AC for 1 minute between field-side field wiring and backplane control logic. Furthermore, isolated groups organized into 8-channel commons prevent localized electrical faults or field neutral shifts from spreading across adjacent system processing channels.
Frequently Asked Questions
Q: Does the module support dual-redundant hardware configurations on the backplane?
A: Yes, two ADV142 modules can sit in adjacent slots on a dual-redundant nested baseplate to maintain continuous digital status monitoring without interruption if one module suffers hardware failure.
Q: What cable interfaces connect field wiring to the module?
A: Field connections route via pressure-clamp terminals on dedicated terminal blocks or through specialized AKB333 cables mating directly to AEC4D terminal boards.
Field Installation Guidelines
Ensure power is removed from field circuits before wiring to prevent electrical shock from 200-240 V AC lines. Route field cabling away from high-current motor leads to prevent capacitive coupling and noise induction into input channels.
When terminating connections, secure individual conductors into pressure-clamp terminals, maintaining appropriate creepage and clearance distances across common groupings. Connect field signal shields to a single grounding point at the system cabinet ground bus to suppress ground potential interference.
Verify that backplane latching mechanisms fully seat when locking the module into the subrack slot to ensure continuous power delivery and solid contact across backplane signal lines.