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YOKOGAWA

Yokogawa PW482-51 Power Supply Module

SKU: PW482-51
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Especificações técnicas

  • Manufacturer: YOKOGAWA

  • Condition：New with Original Package

  • Product Type: Power Supply Modules

  • Country of Origin: Singapore

  • Payment:T/T, Western Union

  • Shipping port: Xiamen

  • Warranty: 12 months

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Product Description

The Yokogawa PW482-51, also cataloged as the PW482 Power Supply Module, operates as a dedicated hardware component for delivering electrical power to I/O modules and energizing field transmitters within Yokogawa control system architectures.

Hardware Specifications

Parameter
Specification
Model
PW482-51
Brand
Yokogawa
Origin
Japan
Weight
0.9 kg
Dimensions
5.1 cm x 20.3 cm x 15.2 cm
Operating Temp
0 to 55 deg C
Power Consumption
Dual-redundant 24 VDC input
Terminal Type
M4 screw terminals

DCS Power Distribution and Redundancy Architecture

The PW482-51 supports dual-redundant configuration, enabling two modules to operate in parallel for continuous power delivery. Each module distributes supply voltage directly to I/O modules and provides excitation power to 4-20 mA field transmitters. The M4 screw terminals accept 1.25 mm2 to 2.5 mm2 conductor sizes, ensuring low-contact-resistance connections. Channel-to-channel isolation minimizes ground loop formation across the backplane. Furthermore, the redundant pair executes automatic switchover upon primary module failure, maintaining uninterrupted operation without interrupting loop power to connected transmitters.

Frequently Asked Questions

Q: Does the PW482-51 support hot-swap insertion while the DCS rack remains energized?
A: Yes. Technicians can replace a failed module without de-energizing the rack. However, both modules must be installed and locked before applying load current to prevent transient voltage droop.
Q: What is the recommended torque specification for the M4 power terminals?
A: Apply 1.2 Nm to 1.5 Nm using a calibrated torque screwdriver. Over-tightening risks damaging the terminal block, while under-tightening elevates contact resistance and generates localized heating.
Q: Can the PW482-51 power both 2-wire and 4-wire 4-20 mA transmitters simultaneously?
A: Yes. The module supplies loop power for 2-wire transmitters and provides auxiliary excitation for 4-wire transmitter configurations. Verify total current draw does not exceed the module's rated output capacity.

Field Installation Guidelines

Mount the PW482-51 into the designated slot on the Yokogawa base unit. First, seat the module firmly until the locking lever engages. Next, strip field wires to 10 mm and insert them fully into the M4 terminal blocks. Tighten each screw to the specified torque. Route power cables separately from signal cables to reduce electromagnetic interference. Connect the protective earth conductor to the rack ground busbar using an M4 lug. Finally, verify dual-redundant wiring polarity before energizing the system.

Other Attributes

  • Country of Origin: Japan/Singapore
  • Lead Time: In Stock, 2 Working Days

 

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Our Competitive Brands

  • - ABB Advant-800xA，Advant OCS，Bailey Infi 90 and Net 90，H&B Freelance 2000，DSQC Robots，IGCT / IGBT
  • - GE General Electric Field Control, Genius I/O, QuickPanel, RX3i PacSystem, Series 90, Series 90, Series VersaMax
  • - Allen Bradley Allen-Bradley SLC500, MicroLogix, CompactLogix, ControlLogix, PLC-5, Panel View,
  • - Bently Nevada 3300 System, 3500 System
  • - Honeywell 7800 Series, FSC, IPC, Mxopen, TDC 2000, TDC 3000, Experion PKS(C200,C300)
  • - Yokogawa Centum CS - Centum VP, Centum XL - micro XL, FA-M3, ProSafe-PLC
  • - Ovation, Foxboro, EPRO, Emerson DeltaV, Fuji, Siemens, HIMA, Prosoft, Invensys Triconex, ICS TRIPLEX, Woodward, Bachmann, Schneider

 

TEL: +86 18030205725     E-MAIL: manskiwong@cambia.cn

Question 1: Is Our Price Competitive?

NEW-GEN collaborates with over 50 countries worldwide. As a leading supplier in China, we can provide significant discounts to customers based on market demand.

Question 2: What Is The Warranty Period?

We offer a standard one-year warranty for all new and original items.

Question 3: What Payment Methods Do We Accept?

We accept 100% T/T (Telegraphic Transfer) before shipping. For items with a lead time, a 30% deposit is required in advance, with the remaining 70% balance due before shipping. If you have an agent in China, please contact us for RMB transfer.

Question 4: What Shipping Methods Do We Use?

We primarily utilize carriers such as FedEx, DHL, UPS, BRE, etc. If you have an account with any of these carriers, you can arrange the shipping yourself. Additionally, we offer free shipping to China freight forwarders.

Question 5: What Is Our Delivery Time?

Typically, delivery takes around 1-3 days after receiving the advance payment. For items with a quoted lead time, delivery will occur as per the specified lead time.

Question 6: How Do We Package The Goods?

Our packaging process involves multiple layers of protection. Initially, the product is placed in its original box, sealed with a label. Then, we add a layer of bubble wrap to safeguard against collisions during transportation. Finally, all products are securely packed in sturdy boxes for further protection.

Question 7: How Can Customers Contact Us And Request A Quote?

Customers can inquire via email, WhatsApp, WeChat, Skype, or any preferred communication platform. Simply reach out to us, and we'll promptly provide a quote tailored to your needs.