Ce label – Meinberg TCR51USB User Manual
Page 14
ACCURACY OF TIME BASE:
+/-5
µsec compared to IRIG reference marker
REQUIRED ACCURACY OF
TIME CODE SOURCE:
+/- 100ppm
HOLDOVER MODE:
automatic switching to crystal time base
accuracy approximately 1E-6 if decoder has been
synchronous for more than 1h
BACKUP-BATTERY:
if the power supply fails, an onboard realtime
clock keeps time and date information.
The realtime clock can work with the
Backup Battery for approximately 5 days.
Important system parameters are stored in the
RAM of the system
RELIABILITY OF
OPERATION:
microprocessor supervisory circuit provides watch
dog timer, power supply monitoring and backup-
battery switchover
software watchdog monitors correct program flow
and generates a reset in case of error detection
INITIALIZATION:
software and realtime clock can be set by the USB
monitor program
INTERFACE:
USB V.1.1 connection
POWER REQUIREMENTS OVER USB:
+5V, @ 80 mA
HOUSING DIMENSIONS:
73mm x 117mm x 24mm (L X B X H)
AMBIENT TEMPERATURE:
0 ... 50°C
HUMIDITY:
max. 85 %
CE Label
This device conforms to the directive
on the
approximation of the laws of the Member States of the European
Community relating to electromagnetc compatibility.
2004/108/EC