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Morgan Schaffer
Morgan Schaffer Calisto / Calisto 2 DGA Monitor Technical Specifications
Calisto / Calisto 2
Calisto / Calisto 2 DGA Monitor Technical Specifications
Early detection of transformer faults using continuous monitoring of dissolved hydrogen in insulating fluids. Monitoring dissolved carbon monoxide as a key indicator of cellulose degradation (Calisto 2 only). Continuous moisture.
Overview
Early detection of transformer faults using continuous monitoring of dissolved hydrogen in insulating fluids. Monitoring dissolved carbon monoxide as a key indicator of cellulose degradation (Calisto 2 only). Continuous moisture monitoring.
CO: < 5% from C2H2, C2H4; < 3% from H2, CH4, C2H6 (1) All ppm in mineral oil. (2) Accuracy in service throughout product lifetime (see Interference). Reference: Morgan Schaffer ISO 17025 accredited laboratory and True North/Atlantis oil standards.
DGA data management and diagnostics Inside View software integrates DGA data from monitors and portable analyzers with laboratory oil quality data. Diagnostic tools for fleetwide transformer health management (sold
Key capabilities
Specification
| Range | H2: 0 - 50,000 ppm |
|---|---|
| Repeatability | H2: Greater of ±2 ppm or ±3% |
| Resolution | H2: 1 ppm |
| Power interruption protection | 250 ms advanced power loss |
| Storage temperature range | 40 to 75°C |
| Operating oil temperature range | 40 to 120°C |
Indicative specification for guidance. Confirm the current manufacturer datasheet for the configuration being quoted.
Typical applications
- Early detection of transformer faults using continuous monitoring of dissolved hydrogen in insulating fluids
- Monitoring dissolved carbon monoxide as a key indicator of cellulose degradation (Calisto 2 only)
- Continuous moisture monitoring
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