Model evidence at a glance
Fully verified PlugStream Native profile for the implemented Sensor Confidence v1 scope, with complete published evidence coverage and a direct path into PlugStream Cloud and AmpNexus Sentinel.
Complete coverage applies to the published Sensor Confidence v1 evidence scope and supported configuration. PlugStream Native and Confidence Ready are not electrical safety certification and do not replace local protection, qualified inspection or statutory obligations.
AmpNexus verified: AmpNexus has verified the published integration and capability scope shown on this profile.
Hardware evidence scorecard
PlugStream 7S
Certification, integration and observable signals are assessed separately.
- OCPP certificationNot applicable
- AmpNexus integrationVerified
- Operational stateVerified
- ConnectivityVerified
- Charging sessionsVerified
- EnergyVerified
- VoltageVerified
- CurrentVerified
- PowerVerified
- TemperatureVerified
- RCD diagnosticsVerified
- Contactor feedbackVerified
- Fault / reset evidenceVerified
- Native evidence interfaceVerified
- Sentinel assurance
- Confidence Ready
- Observability coverage
- 12 / 12
Coverage counts signal areas with published verified or partial evidence. It is not a charger health score.
Evidence flow
From charger to Sentinel
Charger
PlugStream
7S
ACAmpNexus verified
Device evidence
PlugStream native evidence path
Sentinel
Published evidence lanes
Identity✓
State✓
Meter✓
Events✓
- Meaning
- Timestamps
- Provenance
- Limitations
Scope
- Model
- 7S
- Variant or configuration
- Native PlugStream evidence path through PlugStream Cloud
- Firmware
- PlugStream Sensor Confidence v1 firmware scope with over-the-air update support
- Geography or network context
- UK PlugStream installations
- Evidence last reviewed
- 2026-08-09
- Mapping and integration scope
- 1 integration record
Integration paths
PlugStream Native
PlugStream native evidence path
Current PlugStream hardware running supported firmware and connected through PlugStream Cloud.
- Mapping version
- plugstream-sensor-confidence-v1
- Last verified
- 2026-08-09
Integration limitations
- Fleet visibility and remote evidence delivery depend on the PlugStream Cloud connection; local evaluation remains on the charger.
- The exact evidence set remains scoped to fitted hardware, firmware and configuration.
Capability evidence
- Verified
Sensor confidence
Native Sensor Confidence evidence
- Integration source
- plugstream-7s-native
- Availability conditions
- Evaluated locally on the charger using fitted signals, operating context and current PlugStream firmware.
- Units or meaning
- Domain state, supporting and conflicting evidence, freshness and diagnostic findings.
- Freshness or cadence
- Local deterministic evaluation with event-led evidence output
- Evidence source
- PlugStream firmware and Sensor Confidence implementation
- Last verified
- 2026-08-09
The local evaluation remains separate from and does not replace authoritative charger protection.
- Verified
Availability and state
Connector operational state
- Integration source
- plugstream-7s-native
- Availability conditions
- Available locally and through PlugStream Cloud while the charger is connected.
- Units or meaning
- Connector state and transitions retained with source timestamps.
- Freshness or cadence
- Event driven
- Evidence source
- PlugStream firmware and Sensor Confidence implementation
- Last verified
- 2026-08-09
- Verified
Connectivity
Connection and heartbeat evidence
- Integration source
- plugstream-7s-native
- Availability conditions
- Available for the native PlugStream Cloud connection.
- Units or meaning
- Connection, disconnect and heartbeat timing for the charge-point identity.
- Freshness or cadence
- Connection events and configured heartbeat cadence
- Evidence source
- PlugStream firmware and Sensor Confidence implementation
- Last verified
- 2026-08-09
- Verified
Sessions and metering
Charging sessions and energy
- Integration source
- plugstream-7s-native
- Availability conditions
- Available when a session is authorised and the applicable metering path is configured.
- Units or meaning
- Session state, timestamps and reported energy with source context.
- Freshness or cadence
- Transaction events and configured meter cadence
- Evidence source
- PlugStream firmware and Sensor Confidence implementation
- Last verified
- 2026-08-09
- Verified
Electrical measurements
Output voltage evidence
- Integration source
- plugstream-7s-native
- Availability conditions
- Available from the fitted output measurement path in the supported Sensor Confidence firmware scope.
- Units or meaning
- Reported output voltage with source timestamp, operating state and evidence context.
- Freshness or cadence
- Configured measurement cadence and material-change events
- Evidence source
- PlugStream firmware and Sensor Confidence implementation
- Last verified
- 2026-08-09
- Verified
Electrical measurements
Output current and CT evidence
- Integration source
- plugstream-7s-native
- Availability conditions
- Available from fitted output-current and CT measurement paths in the supported Sensor Confidence firmware scope.
- Units or meaning
- Measured current with source identity, timestamp and comparison context.
- Freshness or cadence
- Configured measurement cadence and material-change events
- Evidence source
- PlugStream firmware and Sensor Confidence implementation
- Last verified
- 2026-08-09
- Verified
Electrical measurements
Power evidence
- Integration source
- plugstream-7s-native
- Availability conditions
- Available while the charger is measuring an active electrical path.
- Units or meaning
- Power derived or reported with the applicable voltage, current, state and timestamp context.
- Freshness or cadence
- Configured measurement cadence and material-change events
- Evidence source
- PlugStream firmware and Sensor Confidence implementation
- Last verified
- 2026-08-09
- Verified
Thermal evidence
Temperature and thermal-response evidence
- Integration source
- plugstream-7s-native
- Availability conditions
- Available from fitted temperature inputs covered by the supported Sensor Confidence firmware scope.
- Units or meaning
- Temperature readings, rate of change and relationship to charger operating stimulus.
- Freshness or cadence
- Local evaluation with measurement and material-change evidence
- Evidence source
- PlugStream firmware and Sensor Confidence implementation
- Last verified
- 2026-08-09
- Verified
Protection evidence
RCD diagnostic evidence
- Integration source
- plugstream-7s-native
- Availability conditions
- Available from the implemented RCD feedback and self-test evidence path.
- Units or meaning
- RCD feedback, expected state, test sequence timing and recorded outcome. Authoritative protection remains separate.
- Freshness or cadence
- State and test event driven
- Evidence source
- PlugStream firmware and Sensor Confidence implementation
- Last verified
- 2026-08-09
- Verified
Control-path evidence
Contactor command and output feedback
- Integration source
- plugstream-7s-native
- Availability conditions
- Available from the implemented command, feedback and output measurement relationship.
- Units or meaning
- Commanded contactor state compared with feedback, electrical output and charging context.
- Freshness or cadence
- State-transition and event driven
- Evidence source
- PlugStream firmware and Sensor Confidence implementation
- Last verified
- 2026-08-09
- Verified
Faults and incidents
Fault and protection evidence
- Integration source
- plugstream-7s-native
- Availability conditions
- Available when local firmware records a supported fault, warning or protection event.
- Units or meaning
- Source event, operating context and related Sensor Confidence evidence.
- Freshness or cadence
- Event driven
- Evidence source
- PlugStream firmware and Sensor Confidence implementation
- Last verified
- 2026-08-09
- Verified
Faults and incidents
Reset reason and diagnostic continuity
- Integration source
- plugstream-7s-native
- Availability conditions
- Available when the charger restarts, updates or records a supported recovery path.
- Units or meaning
- Recorded reset reason linked to firmware identity, preceding evidence and subsequent recovery state.
- Freshness or cadence
- Boot, reset and recovery event driven
- Evidence source
- PlugStream firmware and Sensor Confidence implementation
- Last verified
- 2026-08-09
- Verified
Device identity
Firmware and hardware identity
- Integration source
- plugstream-7s-native
- Availability conditions
- Available through the native inventory and boot evidence path.
- Units or meaning
- PlugStream model, hardware identity and installed firmware version.
- Freshness or cadence
- At boot and inventory refresh
- Evidence source
- PlugStream firmware and Sensor Confidence implementation
- Last verified
- 2026-08-09
Evidence boundary
What is not yet evidenced
No gaps are recorded within the published evidence scope. The stated firmware, configuration, connectivity and device-protection boundaries still apply.
How to improve this profile
Expose and verify more evidence
- Maintain the verified capability matrix as firmware and hardware revisions change.
- Extend diagnostic depth when future PlugStream hardware revisions add corroborating evidence sources.
Evidence sources and review
- PlugStream 7S product page
- PlugStream Sensor Confidence
- AmpNexus OCPP core and Sentinel device-health implementation