098-00028-000 Revision F – May, 2012 TimeProvider 5000 User’s Guide 447
Appendix B Specifications and Factory Defaults
Specifications
Clocks
Table B-17. TP E30 - TOD Message Data Type Definitions for 1PPS+TOD Outputs
Short Type
Size
(bytes)
Range Resolution Comments
U1 Unsigned Char 1 0 to 255 1
I1 Signed Char 1 -128 to 127 1 2’s complement
U2 Unsigned Short 2 0 to 65535 1
I2 Signed Short 2 -32768 to 32767 1 2’s complement
U4 Unsigned Long 4 0 to 4,294,967,295 1
I4 Signed Long 4 -2,147,483,648
to
2,147,483,647
1 2’s complement
R4 IEEE 754
Single Precision
4
-1 x 2
127
to
2 x 2
127
Value x 2
-24
R8 IEEE 754
Double Precision
8
-1 x 2
1023
to
2 x 2
1023
Value x 2
-53
CH ASCII / ISO
8859.1 Encoding
1
Table B-18. TimeProvider 5000 IOC Clock Specifications
Parameter Description
Quartz (Type I)
Holdover
< 1 x 10
-10
/day or 10 sec over 1 day
Rubidium (Type II)
Holdover
< 1 x 10
-11
/day or 10 sec over 5 days