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title: Knowledge Centre
description: Knowledge Centre
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- Machine Sentry® Home Page

 Machine Sentry® Home Page

 Welcome to the Machine Sentry® FAQ

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### [Machine Sentry® Platform This section contains information based around the entire Machine Sentry® platform which includes the web based portal.](https://faq.machinesentry.info/migration/knowledge/machine-sentry-platform?hsLang=en)

- [What is Machine Sentry®?](https://faq.machinesentry.info/migration/knowledge/what-is-machine-sentry?hsLang=en)
- [Logging into Machine Sentry® Web](https://faq.machinesentry.info/migration/knowledge/logging-into-machine-sentry-web?hsLang=en)
- [How does it all work?](https://faq.machinesentry.info/migration/knowledge/how-does-it-all-work?hsLang=en)
- [Can Machine Sentry® be used for lubrication activities?](https://faq.machinesentry.info/migration/knowledge/can-machine-sentry-be-used-for-lubrication-activities?hsLang=en)
- [Can I get a demonstration of Machine Sentry® before I commit to a contract?](https://faq.machinesentry.info/migration/knowledge/can-i-get-a-demonstration-of?hsLang=en)

[See more](https://faq.machinesentry.info/migration/knowledge/machine-sentry-platform?hsLang=en)

### [Machine Sentry® App This section provides information on the application (APP) available from the Google Play Store.](https://faq.machinesentry.info/migration/knowledge/machine-sentry-app?hsLang=en)

- [Can I record other data with the free app?](https://faq.machinesentry.info/migration/knowledge/can-i-record-other-data-with-the-free-app?hsLang=en)
- [Downloading and installing on Android™](https://faq.machinesentry.info/migration/knowledge/downloading-and-installing-on-android?hsLang=en)
- [Can I use my own phone or tablet?](https://faq.machinesentry.info/migration/knowledge/can-i-use-my-own-phone-or-tablet?hsLang=en)
- [Apart from the hardware cost, what other costs are involved?](https://faq.machinesentry.info/migration/knowledge/apart-from-the-hardware-cost-what-other-costs-are-involved?hsLang=en)
- [Do I have to pay for software updates for the Machine Sentry® app?](https://faq.machinesentry.info/migration/knowledge/do-i-have-to-pay-for-software-updates-for-the?hsLang=en)

[See more](https://faq.machinesentry.info/migration/knowledge/machine-sentry-app?hsLang=en)

### [Vibration Sensors This section provides information on the range of sensors available for use with Machine Sentry®; Machine Sentry Fixed and Mobile sensors.](https://faq.machinesentry.info/migration/knowledge/vibration-sensors?hsLang=en)

- [What is a Tri-axis sensor?](https://faq.machinesentry.info/migration/knowledge/what-is-a-tri-axis-sensor?hsLang=en)
- [How long does the battery last in the MSF?](https://faq.machinesentry.info/migration/knowledge/how-long-does-the-battery-last-in-the-msf?hsLang=en)
- [How often can the MSF sensor record data?](https://faq.machinesentry.info/migration/knowledge/how-often-can-the-msf-sensor-record-data?hsLang=en)
- [How many sensors or vibration collection points do I need per asset?](https://faq.machinesentry.info/migration/knowledge/how-many-sensors-or-vibration-collection-points-do-i-need-per-asset?hsLang=en)
- [How do I replace the battery?](https://faq.machinesentry.info/migration/knowledge/how-do-i-replace-the-battery?hsLang=en)

[See more](https://faq.machinesentry.info/migration/knowledge/vibration-sensors?hsLang=en)

### [Continuous Online Condition Monitoring This section highlights where online systems are recommended and gives detail on the Machine Sentry Online solution.](https://faq.machinesentry.info/migration/knowledge/continuous-online-condition-monitoring?hsLang=en)

- [What are continuous online monitoring systems typically used for?](https://faq.machinesentry.info/migration/knowledge/what-are-continuous-online-monitoring-systems-typically-used-for?hsLang=en)
- [Do you offer continuous monitoring?](https://faq.machinesentry.info/migration/knowledge/do-you-offer-continuous-monioring?hsLang=en)

[See more](https://faq.machinesentry.info/migration/knowledge/continuous-online-condition-monitoring?hsLang=en)

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