B.9 Power System Time, Frequency and Phase Monitor
137
.
Period, decimal point
thm
Tenths, hundredths and thousandths of seconds
F
ASCII F, indicates the start of Frequency Deviation Field
s
Sign cha (2Bh) frequency above nominal or
- (2Dh) frequency below nominal
U
Units of Hertz (Frequency Deviation)
.
Period, decimal point
thm
Tenths, hundredths and thousandths of Hertz
<
CR
><
LF
>
Carriage-return, line-feed characters (0Dh, 0Ah)
Set Measured System Deviation
Command:
(-)s.fsRD
(-)s.fsRD sets the system deviation.
Response:
<
CR
><
LF
>
Where:
s = 0 to
±
2000 seconds
fs = fractional seconds
Set Phase Calibration
Command:
p:kPC
p:kPC sets the phase calibration offset. Phase offset is stored in protected RAM.
Response:
<
CR
><
LF
>
Where:
p = Phase Offset in degrees
k = Security Key (e.g. 1201)
Set Voltage Amplitude Correction
Command:
v:kRV
v:kRV sets the system voltage amplitude correction.
Response:
<
CR
><
LF
>
Where:
v = Voltage correction per unit with 1.000 000 equal to no correction.
k = Security Key (e.g. 1201)
Return Time, Frequency, Phase Deviation with UTC Time
Command:
nPD
nPD returns the System Time, Frequency and Phase Deviation with a UTC time reference, at each
issuance of the command.
Response:
(when n = 0) mm/dd/yyyy hh:mm:ssU ss +f.fff +t.tttt ppp.ppp vvv.vv
<
CR
><
LF
>
(when n = 1) mm/dd/yyyy hh:mm:ssL ss +f.fff +t.tttt ppp.ppp vvv.vv
<
CR
><
LF
>
Where:
mm/dd/yyyy
= Date
Содержание 1200B
Страница 4: ...iv ...
Страница 135: ...A 3 Physical Dimensions 117 Figure A 2 Suggested Mounting of the GNSS Surge Arrester ...
Страница 143: ...B 7 Four Fiber Optic Outputs 125 Figure B 4 Jumper Locations ...
Страница 145: ...B 8 8 Channel High Drive IRIG B Amplifier 127 Figure B 5 8 High Drive Outputs Jumper Locations ...
Страница 161: ...B 10 Four Additional Outputs and Dry Contacts 25 50 Vdc 143 Figure B 7 Option Connector Signal Locations ...
Страница 212: ...Appendix E Statement of Compliance The following page is a statement of compliance that includes Model 1201B and 1201C ...