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4
OPERATION
Note: If the equipment is certified for use in a hazardous area, refer to
the publication "Calibration data and instructions" for additional
data.
4.1 General
CAUTION: DO NOT over-pressurize the system.
Pressure ranges
The transmitter label shows the factory calibrated range and the maximum
working pressure (MWP).
Start up procedure
When power is supplied to the transmitter, the output is set to the applicable
alarm level (Refer to Table 4-1). When the start up sequence is complete, the
output changes to give the applicable process value.
During start up, the display (if applicable) shows the parameter data for the
transmitter. This includes:
1.
SOFTWARE: Software version
2.
UNITS: Pressure units
3.
URV: Upper Range Value + applicable units
4.
LRV: Lower Range Value + applicable units
5.
TRANSFER: Shows that the transmitter uses a linear transfer function
6.
DAMPING: Damping value in seconds
7.
EE PROTECT: Write protect status (on/off)
8.
ALARM: Specified alarm level (high: > 21 mA, low: < 3.6 mA)
When the start up sequence is complete, the display shows the PV value for
the applied pressure and the applicable units (Figure 4-1).
PV value
Alarm/Error conditions
Refer to the 'Maintenance' section.
Figure 4-1: Display - Normal operation
RTX 1000H series user manual
Bar graph
(0%: 4 mA, 100%: 20 mA)
Applicable units
4-1
K0297 Issue 2
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