SPW482-53 S1 Yokogawa SPW482 Datasheet & Technical Manual

SPW482-53 S1 Yokogawa ProSafe-RS 24 VDC Power Supply Module

SPW482-53 S1 Yokogawa ProSafe-RS 24 VDC Power Supply Module

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Yokogawa SPW482-53 S1 Power Supply Module The Yokogawa SPW482-53 S1, also cataloged as the SPW482-53 Power Supply Module, operates as...

رمز المنتج: SPW482-53 S1

Manufacturer: Yokogawa
Product No.: SPW482-53 S1
Product Type: Power Supply Modules
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 900g
Shipping port: Xiamen
Warranty: 12 months

وصف التقييمات

Yokogawa SPW482-53 S1 Power Supply Module

The Yokogawa SPW482-53 S1, also cataloged as the SPW482-53 Power Supply Module, operates as a dedicated hardware component for converting line AC input into regulated DC power within Yokogawa ProSafe-RS Safety Control Station platforms. Positioned directly in the controller subrack, the module conditions incoming 220-240 VAC power to produce a stable 24 VDC bus rail. This output energizes central processing units, communication nodes, and local I/O module backplanes while maintaining electrical isolation between primary supply lines and internal system buses.

Hardware Specifications

Parameter	Specification
Model	SPW482-53 S1
Brand	Yokogawa
Origin	Japan
Weight	0.9 kg
Dimensions	51 x 203 x 146 mm
Operating Temp	-20 deg C to +60 deg C
Storage Temp	-40 deg C to +85 deg C
Relative Humidity	5-95 % RH (non-condensing)
Power Consumption	120 W output capacity
Input Voltage Range	220-240 VAC (50/60 Hz)
Output Voltage	24 VDC +/-1%
Output Current	5 A max
Efficiency	>=85% typical
Ripple	<=50 mV RMS
Protection Features	Overvoltage, overcurrent, short-circuit protection
Compliance	CE, TUV, SIL2/3 compliance, IP20

Channel-to-Channel Isolation and Power Distribution

The Yokogawa SPW482-53 S1 incorporates full galvanic isolation to shield sensitive logic circuits from external electrical surges and ground loop potential differences. Designed for high-integrity automation loops, the power stage utilizes internal active decoupling diodes to support dual-redundant power configurations. When installed in paired slots, current-sharing logic balances the 24 VDC load, allowing immediate load takeover without voltage dip or backplane signal distortion should one supply rail experience primary power loss.

Frequently Asked Questions

Q: Does the SPW482-53 S1 module support online hot-swapping during active redundant operation?

A: Yes. When operating in a dual-redundant configuration within the ProSafe-RS rack, you can extract a faulty SPW482-53 S1 module and seat a functional replacement without de-energizing the subrack or disrupting running safety loops.

Q: How does the unit signal internal fault conditions to the central controller?

A: The module drives dedicated fault-reporting lines across the rack backplane while simultaneously driving status LED indicators on its front panel to alert operators to overcurrent events, input voltage drops, or thermal over-temperature limits.

Q: What grounding precautions must engineers follow during installation?

A: Installers must verify that the subrack protective earth (PE) connection exhibits less than 10 ohms resistance to ground. Galvanic isolation relies on a clean earth connection to safely shunt high-frequency line interference away from process logic buses.

Field Installation Guidelines

First, turn off primary circuit breakers feeding the target subrack slot before inserting or wiring the power module. Ensure technicians wear grounded ESD wrist straps before touching module connectors or backplane interfaces.

Next, align the SPW482-53 S1 card edge with the subrack guide rails. Slide the assembly firmly into the designated slot until the rear connectors fully mate with the backplane bus. Tighten the top and bottom retaining screws to 0.6 Nm to ensure solid mechanical ground bonding and prevent vibration-induced loosening.

Then, route all incoming AC supply cables through dedicated wire raceways, keeping primary AC conductors separated from low-voltage I/O lines by at least 50 mm. Strip wire ends cleanly to 7 mm and secure them into the screw terminals, ensuring no stray copper strands extend beyond the connector block.

Finally, measure the supply voltage to confirm it falls within the nominal 220-240 VAC range before restoring line power. Once energized, inspect the module front panel to confirm green status LEDs illuminate, indicating stable 24 VDC output delivery.

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