User Manual

Real - Time Clock Communications Modules (T3151)
PD - 6003 Mar - 06 13
Specifications
Power Requirements
No external power required
(powered by triplicated
processor modules)
Number of Serial Ports
Two
Serial Port Type
RS - 232
Baud Rates
300 to 19,200
Communications Protocols
Regent R2
Modbus RTU
AS CII Output
Guarded Peer - Link
Serial Port Connector
Module:
Cable:
DB - 25, female
DB - 25, male
Real - Time Clock
Resolution:
Accuracy:
Date:
Time:
Clock Set:
1 millisecond, read once per
application program scan
20 to 40 ppm (10 to 20
minutes per year)
Year, month, day of month,
day of week
Hour, minute, second,
millisecond
Communications device or
application program
Battery Type
Li/SO
2
Battery Life
Under Load:
Shelf Life:
6 months
10 years
Isolation
Serial signal ground is
common with logic signal
ground
Heat Dissipation
7 Watts, 24 BTUs/hour