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10
APPENDICES
158
OPTIFLEX 1300 C
www.krohne.com
01/2008 • 4000172301 - HB OPTIFLEX 1300 R02 en
O
P
S
T
Operators
Operators
Operators
Operators
Users who can choose how to display measurements. They cannot
configure the instrument in supervisor mode.
Probe
Probe
Probe
Probe
This is either a metallic cable or rod used to guide the measurement pulse
to the process.
Probe Length
Probe Length
Probe Length
Probe Length
Ordered length of probe, L, from the face of the flange to end of the guide. If
you ordered a cable probe, this includes the counterweight. See the
diagrams at the end of this section.
Sensor length
Sensor length
Sensor length
Sensor length
Length, L', of from the face of the flange to end of the guide. If you ordered
a cable probe, this does not include the counterweight. Refer to the
diagram at the end of this section.
Supervisors
Supervisors
Supervisors
Supervisors
Users who can configure the instrument in supervisor mode. They cannot
configure the instrument in service mode.
TBF mode
TBF mode
TBF mode
TBF mode
Tank Bottom Following (TBF) mode. If the product has a low dielectric
constant, use this mode. TBF mode uses the end of the probe to indirectly
measure the tank contents.
TDR
TDR
TDR
TDR
Time domain reflectometry (TDR). The principle used by the instrument to
measure level and interface.
Top dead zone
Top dead zone
Top dead zone
Top dead zone
The distance from the flange to the top limit of the measuring range. Also
refer to
Measurement limits
on page 142.
Threshold
Threshold
Threshold
Threshold
A number of limits set either manually or automatically by the signal
converter to identify the reflected measurement pulses from the level, the
interface and the probe end. Also refer to
Thresholds and parasite signals
on page 94.
HB_OPTIFLEX1300_EN_D4_080428.book Page 158 Tuesday, April 29, 2008 2:47 PM