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Centurion:
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Applications
Applications
The only on-line monitor suitable for oil filled equipment, such as:
- Load tap changers
- Regulators
- Oil-filled circuit breakers
- Transformers
Capabilities
Capabilities
- Real-time in-service oil monitoring
- Sensitive to
- Moisture
- Carbon contamination / burning
- Metallic, fibrous, and other contaminant
- Self-diagnostic and reporting
- Local archive with 30-day history
- Can be mounted in any orientation
Features/Benefits
Features
- Rugged, cost-effective, generalized oil quality monitor
- Local red, yellow and green “traffic light” display and alarm contacts
- Integrates with various online monitors via current loop or RS-232
- Easy installation
- Cost-effectively deployed on oil-filled equipment as an oil condition annunciator
- No moving parts or consumables
- Can be correlated with ASTM D877 and D1816 dielectric strength tests
- Two components for easy installation and data access
- Patented Technology
Benefits
- Reduces maintenance expenses
- Extends maintenance cycle
- Extends equipment life
- Reduces capital expenditures
- Reduces equipment failures
- Indicates the need for further detailed oil analysis
- Provides valuable information on oil quality through local annunciation, or integration with a data collection system
- Serves as an excellent first-line defense monitor for all oil-filled equipment
- Provides long term trend in oil degradation
- Detects rapid changes
Specs
Specifications
| SENSOR UNIT in tank, or in-line with filter installation | |
| Sampling Frequency | User selectable - default 6 hours |
| Probe Interface | 1" NPT fitting or larger 1 1/2" or larger NPT "T" fitting |
| Probe Length | Variable - 1" increments |
| Environmental | NEMA 4 enclosure - 40°C to 60°C |
| Oil Immersion Temperature | 0 to 100°C |
| Controller Interface | Field assembled PMMA fiber optic interface Maximum distance: 10 meters |
| ower | 115VAC ±20% max. 2 amps 220VAC 130VDC |
| Controller Unit | |
| Inputs | 6 isolated inputs for dry contacts • 3 designated for operations indications • 1 designated for low-oil alarm pickup • 2 general purpose |
| Measurement | The CENTURION™ outputs a “Relative Dielectric Strength” measurement which can be correlated to either the ASTM D877 or D1816 measurements |
| External Indicators | Daylight visible LEDs Green, Yellow, and Red condition indicators |
| Communications | 2 isolated dry contact outputs configurable for alarm set points |
| Environmental | NEMA 4 enclosure -40°C to 60°C |
| Power | 115VAC ±20% max. 2 amps 220VAC 130VDC |
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