Emerson Rosemount OCX8800 Instruction Manual page 295

Instruction Manual
IM-106-880C, OI
1.
2.
3.
NOTE:
The O
interface will allow you to observe the O
is completed.
4.
NOTE:
In the VIEW mode, you can scroll through and display the output zero and full scale settings
and the alarm relay trip points and configurations.
Configuration/Calibratio
n
Figure B-4
See . Connect a calibrated ammeter (Fluke Model 87 or equivalent, accurate to
±0.025%) to the SPA analog output terminals. Observe polarity.
Connect a 90 to 260 VAC or 22 to 300 VDC power source to the SPA power terminals. When
connecting an AC power source, use the AC and ACC (AC Common) terminals. For a DC source,
use the AC and Ground terminals.
If desired, you can connect the 4 to 20 mA O2 signal wires from the Hazardous Area OCX 8800
analog output terminal block to the SPA Input terminals. (The OCX must be operational to
transmit the O2 signal. Observe polarity.)
signal connection is not required for SPA configuration or calibration. The OCX
2
Observe the front panel of the SPA,
a. A process value display in the SPA display window indicates that the SPA is
operational. Four pushbuttons are located below the display window.
b. Pressing a left-hand pushbutton scrolls up () or down () through the SPA
command menu, a submenu, or parameter values list.
c. Pressing the VIEW pushbutton displays rail limits and alarm relay configurations.
There are five sequential displays in the VIEW mode. While in the VIEW mode, the
up (), down (), and SELECT pushbuttons are disabled.
d. Pressing the SELECT pushbutton selects the displayed menu or submenu
command or selects a displayed parameter variable.
signal level when the SPA configuration procedure
2
Figure B-5
:
SPA with HART Alarm
April 2017
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