Overview
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | PW482-10 S2 |
| Base Model | PW482-10 |
| Brand | Yokogawa |
| Product Type | Power Supply Module |
| Weight | 0.9 kg |
| Dimensions | 5.1 x 15 x 20 cm |
| Power Consumption | 230 VA |
| Input Voltage | 220-240 VAC +/- 10% |
| Input Frequency | 50/60 Hz +/- 3 Hz |
| Connector | Exclusive connector |
| Explosion Protection | Depends on suffix configuration |
| Manufacturer | Yokogawa Electric Corporation |
AC Input and DC Power Supply Characteristics
The PW482 product family includes a 220-240 VAC input power supply module. The specified input tolerance is +/- 10%, and the supported frequency range is 50/60 Hz +/- 3 Hz. The module uses an exclusive connector for its electrical interface.
For process control system maintenance, verify the required DC output rails, rated current, connector assignment, and power distribution compatibility before replacing an installed unit. Do not apply the separately supplied high-power or low-power output figures to the PW482-10 S2 without confirmation from its technical manual.
Frequently Asked Questions (FAQ)
Q: What AC input voltage does the PW482 support?
A: The supplied PW482 specification identifies 220-240 VAC input with a tolerance of +/- 10%. Confirm the rating on the installed module before applying power.
Q: Are the DC output voltage and current ratings confirmed for the PW482-10 S2?
A: No. The supplied information does not establish the exact output ratings for this variant. Check the applicable Yokogawa hardware manual before connecting loads.
Q: Can the PW482-10 S2 replace another PW482 variant?
A: Verify the suffix code, input rating, output characteristics, connector compatibility, and explosion-protection requirements before replacement. A shared base model alone does not establish interchangeability.
Field Installation Guidelines
- Confirm the complete model and suffix codes against the system bill of materials and equipment manual.
- Isolate the power source and follow the site’s lockout and verification procedures before removing or installing the module.
- Check the exclusive connector for damage, contamination, and correct alignment before installation.
- Verify the AC supply voltage and frequency against the module nameplate.
- Confirm DC output ratings and connected load requirements using the applicable technical documentation.
- Route AC power wiring separately from low-level analog signal and communication wiring where practical.
- For explosion-protected installations, verify the module certification and installation conditions for the specific suffix.
- After installation, check the power supply status and downstream system indications according to the manufacturer’s commissioning procedure.
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