Table A-3: Minimum Dielectric Constant
Probe type
Minimum dielectric constant
Std
HP
HTHP
C
Rigid single lead/
segmented rigid single
lead
(1.25 if installed in a metallic
bypass or stilling well)
1.6
(1.4 if installed in a metallic bypass or stilling well)
Flexible single lead
1.4, up to 49 ft. (15 m)
1.8, up to 82 ft. (25 m)
3, up to 138 ft. (42 m)
4, up to 151 ft. (46 m)
6, up to 164 ft. (50 m)
1.6, up to 49 ft. (15 m)
1.8, up to 82 ft. (25 m)
3, up to 138 ft. (42 m)
4, up to 151 ft. (46 m)
6, up to 164 ft. (50 m)
Coaxial
1.2
1.4
2.0
1.4
Large coaxial
1.2
1.4
N/A
1.4
Rigid twin lead
1.4
N/A
N/A
N/A
Flexible twin lead
1.4, up to 82 ft. (25 m)
3.5, up to 148 ft. (45 m)
6, up to 164 ft. (50 m)
N/A
N/A
N/A
(1)
Probe end projection software function will improve the minimum measurable dielectric constant. Consult the factory
for details.
(2)
May be lower depending on installation.
(3)
Up to 49 ft. (15 m) for Duplex 2205 probes type 5A and 5B.
Table A-4: Remote Housing Measuring Range, ft. (m)
DC
Rigid
single 8
mm
Rigid
single
13 mm/
segmented
rigid single
Flexible
single
Coaxial/
Large
coaxial
Rigid twin
Flexible
twin
1 m remote
housing
Chamber / pipe
installations < 4
in. (100 mm)
1.4
4 (1.25)
33 (10)
19 (6)
10 (3)
33 (10)
2
10 (3)
33 (10)
19 (6)
10 (3)
33 (10)
80
10 (3)
33 (10)
19 (6)
10 (3)
33 (10)
Tank installations 1.4
4 (1.25)
4 (1.25)
4 (1.25)
19 (6)
4 (1.25)
4 (1.25)
2
4 (1.25)
4 (1.25)
4 (1.25)
19 (6)
4 (1.25)
98 (30)
80
10 (3)
159
(48.5)
19 (6)
10 (3)
159
(48.5)
2 m remote
housing
Chamber / pipe
installations < 4
in. (100 mm)
1.4
9 (2.75)
33 (10)
19 (6)
10 (3)
33 (10)
2
10 (3)
33 (10)
19 (6)
10 (3)
33 (10)
80
10 (3)
19 (6)
33 (10)
19 (6)
10 (3)
33 (10)
Specifications and reference data
Reference Manual
April 2019
00809-0100-4530
274
Rosemount 5300 Level Transmitter