Com And Ops Connectors; Remote Interface Commands - Applied Precision RS 2130 User Manual

Description of OPS Measurement Mode window
Meter Constant Test can be measured in same OPS Measurement Mode as Meter Error Test after
changing testing mode and pressing F1. Result of test is calculated meter constant.
There are two possible options of evaluation – r/kWh or r/Ws, changed by button "8" (Mode).
connector have signals IMP +,
SYSTem:OPS:ACTive?
Request for the state of OPS Measurement Mode,
SYSTem:OPS:STARt
Command for starting OPS Measurement Mode,
SYSTem:OPS:STOP
Command for stooping OPS Measurement Mode,
SYSTem:OPS:ERRor?
Request for error of measured electricity meter in OPS Measurement Mode.
Error is returned in a form of a real number (e.g. -1.45). If no error is available the text string "Not
available" is returned.
SYSTem:OPS:STATus?
Request for status of Local Evaluation Unit OPS. Return values (status codes):
0 ... READY mode
1 ... BARGRAPH mode
2 ... CALIB mode
3 ... MEASURE mode
4 ... MEASURE mode - not recognized mark
For information about modes see manual of Local Evaluation Unit OPS.
www.appliedp.com
Meter Constant Test
P: 95.37 , 95.42 , 95.21
U: 230.3 , 230.6 , 229.8
I: 414.1m, 413.8m, 414.3m |<3>Input LED
9987.546
k:
r/kWh
OPS Measurement Mode window – Meter Constant Test

5.15.1 COM and OPS connectors

Pin
#
Name
On
1 GND
OPS
2 +15V/200mA
3 IMP -
4 IMP +
5 RX -
6 RX +
7 TX -
8 TX +
RX +, TX + +5V level and signals IMP -, RX -, TX - -5V level.

5.15.2 Remote interface commands

Reference Standard RS 2x30, RS 1x30
|<1>Meas
|<2>Calib OFF
|<4>Res.
|<5>Wind. ---
|<6>Imp.
|<7>Samp. 10
|<8>Mode<9>Clr
COM connector
Usage
freq. output -
freq. output +
from PC -
from PC +
to PC -
to PC +
5 ... MEASURE mode - new error value available
6 ... MANUAL mode
7 ... COPY mode
8 ... COUNTER mode
9 ... IS mode
RS-UG91-EN
User's Guide
ON
LOW
5
OPS connector
Name Usage
GND
+15V/200mA
IMP - freq. output -
IMP + freq. output +
TX - to OPS -
TX + to OPS +
RX - from OPS -
RX + from OPS +
37