Real-Time Clock (Rtc); Temperature Sensor - Cisco ASR 5000 Application Detection and Control Administration Guide Hardware Installation Manual

Chapter 3 Router Hardware Description

Real-Time Clock (RTC)

The router features an integrated real-time clock (RTC) with battery backup that supplies the system
software with accurate date and time information. The integrated router GPS compares the current RTC
time with the time at which it last received a valid signal to ensure accurate timekeeping on the router.
When the router is powered on using the
controller and clock frequency.
RTC Battery
The RTC includes battery backup for the date and time when the router is not receiving any power.
Specifications
Specification
Battery type
Battery life span
Supported interrupts

Temperature Sensor

The router hardware features an internal temperature sensor used by the router software to monitor the
system operating temperature. The router can be configured to generate alerts when the temperature falls
outside of a user-defined temperature range. The router can also be configured to store historical
temperature data.
For more information about monitoring and storing router temperature data, see the Cisco 1000 Series
Connected Grid Routers Software Configuration Guide Set.
OL-26438-02
CONFIG Reset
Description
High-capacity lithium (550 mAh)
10 years
Time-of-day alarms (Range: 1/second – 1/month)
Periodic rates (Range: 122 us – 500 ms)
End-of-update-cycle notifications
Cisco 1120 Connected Grid Router Hardware Installation Guide
Button, the RTC sets the router memory
Hardware Features
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