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Brand: Yokogawa
Series: ADV551 Digital Output Modules
The ADV551 family consists of 32‑channel (and 64‑channel in some variants) digital output modules designed to provide transistor (current sink) outputs for control / actuation in distributed control systems.
Here are the technical parameters (confirmed / widely reported) for ADV551‑P63, including dimensions and weight:
| Parameter | Specification |
|---|---|
| Model | ADV551‑P63 |
| Series | ADV551 Digital Output Module |
| Number of Output Channels | 32 |
| Rated Applied Voltage | 24 V DC |
| External / Supply Voltage Range | ~ 20.4 to 26.4 V DC |
| Output Format | Current sink (open-collector type) |
| Maximum Load Current per Channel | 100 mA at 26.4 V DC |
| Output ON Voltage (Max) | ≤ 2 V DC |
| Leakage Current (Output OFF) | ≤ 0.1 mA |
| Withstanding Voltage | • Between output signal and system: 2 kV AC, 1 minute • Between commons: 500 V AC, 1 minute (per 16‑channel groups) |
| Output Response Time | ≤ 3 ms for status output; ≤ 10 ms for mixed status + pulse / time‑proportional output |
| Pulse‑Width / Time‑Proportioning Output | Supported; pulse width from ~8 ms up to 7200 s; resolution ~8 ms (ON/OFF delay up to ~1 ms) |
| Maximum Current Consumption | ~700 mA at 5 V DC for internal logic; external supply consumption ~60 mA |
| Operating Temperature | −20 °C to +70 °C |
| Weight | ~ 0.20 kg |
| Dimensions (L × H × D) | Reported values ~ 12 cm × 13 cm × 8.2 cm |
| Environmental Rating / Compliance | ISA G3 (resistance to corrosive gas / dust / humidity / temperature extremes) |
| Suffix Code Meaning | -P : pulse width & time‑proportional output functions 6 : with status display, no explosion protection 3 : ISA G3 / −20 to +70 °C option |
The ADV551‑P63 is a 32‑channel digital output module that provides current‑sink transistor outputs for field devices under command of a control system such as Yokogawa’s CENTUM VP or ProSafe‑RS. It offers standard 24 V DC output, capable of driving loads such as indicator lamps, relays, and coils, with features including pulse‑width outputs and time‑proportioning control. The “status display” (LED per channel) allows operators and maintenance personnel to see the output state directly. The ISA G3 environmental rating ensures rugged performance in harsh process plant conditions (temperature, humidity, possible corrosive gases). The module is mounted in system racks / baseboards, and uses standard terminal / cable interface options (pressure clamp terminals, KS cable adapter, MIL connector variants).
Controlling field actuators: valves, solenoids, indicator lights, alarms
Time‑proportioning or pulse width driven control operations (e.g. duty cycle control, pulsed actuators)
Use in process industries: petrochemical, oil & gas, chemical, power generation, water/wastewater treatment
Environments subject to temperature extremes, corrosive atmospheres, dust or humidity (ISA G3 rated)
Systems where fast response and visible output status are helpful (fault indication, maintenance diagnostics)
High channel density (32 outputs) saves rack space and reduces module count
Pulse‑width & time‑proportioning output functions provide control flexibility beyond simple ON/OFF
Status LED for each channel aids diagnostics and reduces troubleshooting time
Robust environmental performance (ISA G3, −20 to +70 °C) for harsh industrial conditions
Good withstand voltage between outputs/system and between groups, improving safety and durability
Moderate weight and manageable dimensions facilitate installation and replacement
Here are 5 models in the ADV551 family (or closely related digital output modules), for comparison:
| Model | Channels | Pulse / Time‑Proportion Output | Status Display | Operating Temp | Weight (kg) |
|---|---|---|---|---|---|
| ADV551‑P63 | 32 | Yes | Yes | −20 to +70 °C | 0.20 |
| ADV551‑P50 | 32 | Yes | No | −20 to +70 °C | 0.20 |
| ADV551‑E63 | 32 | Yes | Yes | −20 to +70 °C | ~0.20 |
| ADV561‑P63 | 64 | Yes | Yes | −20 to +70 °C | ~0.30 |
| ADV551‑P00 | 32 | No | No | Standard range | ~0.20 |
Here are 5 widely used modules from the same brand (not necessarily ADV551) that are often used alongside or as alternatives:
| Model | Function / Key Feature | Channels / Voltage / Other Key Spec | Weight (kg) approx. |
|---|---|---|---|
| ADV551‑P63 (this module) | Digital Output high feature set | 32 outputs, pulse/time‑prop outputs | 0.20 |
| ADV151‑P63 | Digital Input with status and varied input sourcing | 32 inputs, status LEDs, 24 V DC input | ~0.30 |
| AAI143‑S50 | Analog Input (voltage / current) | 16 channels, 4‑20 mA or 0‑10 V ranges | ~0.40‑0.50 |
| ADR541‑P50 | Digital / Relay Output module | 16 output relays or discrete outputs | ~0.35‑0.45 |
| AIS143‑H63 | High‑speed analog input with filtering | 16‑channel analog, filtering, extended temp | ~0.30‑0.45 |
Q1: What output voltage does ADV551‑P63 require to drive a load?
A1: The module uses 24 V DC. Load voltage must be within ~20.4 to ~26.4 V DC to ensure full output performance.
Q2: How much current can each channel handle?
A2: Up to 100 mA per channel at nominal voltage (26.4 V DC). Exceeding that risks overheating or failure.
Q3: What is the leakage current when output is OFF?
A3: Typically ≤ 0.1 mA in the OFF state.
Q4: What is the maximum voltage drop when output is ON?
A4: Voltage drop (residual voltage) ON is ≤ 2.0 V DC, meaning loads must be tolerable with that drop.
Q5: How fast does it respond to status changes?
A5: Status (LED) outputs respond in ≤ 3 ms. Mixed or pulse/time outputs respond in up to ~10 ms depending on mode.
Q6: What is pulse width output range?
A6: It supports pulse outputs from about 8 milliseconds up to 7200 seconds.
Q7: What operating temperature range is supported?
A7: −20 °C to +70 °C.
Q8: What environmental rating does it comply with?
A8: ISA G3 rated: meaning designed to function under harsher environmental conditions (humidity, dust, temperature, possibly corrosive gases).
Q9: What are its dimensions and weight?
A9: Approximate size is 12 cm × 13 cm × 8.2 cm, weight ~ 0.20 kg for the module itself.
Q10: Is the module explosion‑proof or for hazardous area use?
A10: No, for this variant “P63”: the code “6” indicates status display but specifically no explosion protection in this suffix; for explosion‑proof you would need variant with “E” or specific suffix and certification.
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