Fact Sheet
VLT® Real-time Clock MCB 117
Advanced data logging by time stamping
Realtime
stamps
for advanced data
logging
The VLT® Real-time Clock MCB
117 option provides advanced
data-logging functionality to the
following drives:
n VLT® HVAC Drive FC 102
n VLT® Refrigeration Drive FC 103
n VLT® AQUA Drive FC 202
n VLT® AutomationDrive
FC 301/FC 302
The MCB 117 option allows events to
be time and date stamped, providing
vast amounts of actionable data.
The option keeps the drive updated
with daily date and real-time data.
Feature Benefit
Availability of real-time data with reference to
run-time data
Programmable both locally and remotely via
option
Advanced data logging using real-time stamps Help diagnose the failure analysis
The MCB 117 option reads the time
from the AC drive:
- at power up
- at 03:00 daily
- when the user resets the time in the
AC drive
VLT® Real-time Clock MCB 117 option
contains a back-up battery. The battery
life is typically 10 years, depending on
the environment. The MCB 117 option
provides an early warning when the
battery is dead.
The option is easy to mount in the
D-slot on the drive’s control card.
Preventive and predictive maintenance feature
support
Easy access via LCP or fieldbus
Ordering number
Order with code number 134B6544.
Specifications
System integration
Time keeping accuracy ±5 min pr. year
Programmable time intervals
Battery life, operating
Battery life, storage 6 years
Programmable month, day, year, and local time
zone in MM:SS
10 years
The back-up battery typically lasts for 10 years,
when frequency converter is operating at 40 ˚C
ambient temperature.
The battery is not replaceable
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