ADV551-P50/D5S00 Yokogawa Digital Output Module
Manufacturer: Yokogawa
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Part Number: ADV551-P50/D5S00
Condition：New with Original Package
Product Type: Digital Output Modules
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Country of Origin: Japan
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Yokogawa ADV551-P50/D5S00 Digital Output Module
Configured for discrete field device actuation in CENTUM VP platforms, the Yokogawa ADV551-P50/D5S00 (ADV551 Digital Output Module) provides direct physical/electrical execution. This 32-channel current-sink unit directly controls 24 VDC solenoid valves, indicator lamps, and interlock relay coils across distributed process control networks. The module executes static status output, one-shot pulse output, and time-proportioning output modes while delivering galvanic isolation to decouple system backplane electronics from field-side voltage transients.
Suffix Breakdown & Model Matrix
| Suffix / Option Code | Designation | Technical Description |
|---|---|---|
| ADV551 | Base Model | Digital Output Module (32-channel, 24 VDC, isolated) |
| -P | Pushbutton Function | With pushbutton input function |
| 5 | Status Display / Protection | Without status display; with no explosion protection |
| 0 | Specification | Basic type |
| /D5S00 | Terminal Block Option | With Pressure Clamp Terminal Block for Digital Output (Model ATD5S-00) |
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | ADV551-P50/D5S00 |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | 0.3 kg net (2.0 kg shipping) |
| Dimensions | Standard CENTUM I/O module footprint |
| Operating Temp | -20 to 70 deg C |
| Power Consumption | 700 mA max at 5 VDC (backplane), 60 mA max at 24 VDC (external supply) |
| Channel Capacity | 32 digital outputs (grouped 16 channels per common) |
| Output Circuit Type | Current sink (NPN transistor) |
| Rated Output Voltage | 24 VDC (operating range 20.4 to 26.4 VDC) |
| Maximum Load Current | 100 mA per channel at 26.4 VDC |
| OFF-State Leakage Current | <= 0.1 mA |
| ON-State Voltage Drop | <= 2 VDC |
| Isolation Rating | 2000 VAC for 1 minute (signal-to-system), 500 VAC (channel group-to-group) |
| Output Response Time | <= 3 ms (static status output), <= 10 ms (mixed status/pulse) |
| Conformal Coating | ISA Standard G3 class |
Channel-to-Channel Isolation & DCS Signal Integrity
The hardware relies on photoelectric isolation barriers rated at 2000 VAC between field output terminals and system logic, with 500 VAC isolation between 16-channel common groups. This design mitigates ground loops and prevents electrical noise propagation in high-density process I/O racks. Configured channels support one-shot pulse outputs with programmable durations from 8 ms to 7200 s at an 8 ms resolution, alongside time-proportioning output algorithms. Integrated ISA Standard G3 conformal coating protects active copper traces from sulfurous and chlorine-driven corrosive gases in process environments.
Frequently Asked Questions
Q: Does the module support hot-swapping during active system operation?
A: Yes, the unit supports live hot-swapping inside the I/O nest. Maintenance personnel must ensure that external 24 VDC field load power remains properly fused and grounded to avoid inductive surges when unseating module backplane connectors.
Q: What output functions can be assigned to the individual output channels?
A: Output channels can be configured for static ON/OFF status output, one-shot pulse width output, or time-proportioning ON/OFF output. These modes are set through the CENTUM system software configuration environment.
Q: How is field wiring terminated on the /D5S00 variant?
A: The /D5S00 option includes an integrated ATD5S-00 pressure clamp terminal block mounted on the front panel. Signal wires terminate directly via screw-clamp terminals without requiring external interface cables or MIL connectors.
Field Installation Guidelines
Mount the module firmly into an available slot within the I/O nest and secure the ATD5S-00 pressure clamp terminal block using the front locking screws. Verify that external 24 VDC loop power to field actuators is delivered from a regulated power supply operating within 20.4 to 26.4 VDC.
Strip field conductors to 6 mm and secure them into the pressure clamp terminals. Route field output cabling in separate, grounded wireways positioned at least 300 mm away from AC power lines to avoid cross-talk and electromagnetic interference. Connect cable shield drain wires to the cabinet functional earth rail using dedicated grounding clamps, maintaining a single-point grounding configuration across the cabinet.