Municipal, Industrial and Environmental Applications
LT 5 & 7 Pressure Transducers are non-submersible hydrostatic pressure
transducers specifically designed for demanding industrial applications
where the primary criteria are reliability and economy.
Applications
Non-Submersible Tank Level
Liquid Line Pressure
Pump Control
Construction Bypass Pumping
Dewatering
Features
Standard
0.25% FSO Accuracy
316 Stainless Steel Body
One Year Warranty
Pre-calibrated Pressure Ranges
Optional
0.10% FSO Accuracy
Titanium Body
Two Year Warranty
Custom Pressure Ranges
Intrinsically Safe
Lightning Protection
TE CONNECTIVITY SENSORS
/// MEAS PRESSURE SERIES TRANSDUCERS LT5 & LT7
10/2017
Page 1
MEAS PRESSURE SERIES TRANSDUCERS LT5 & LT7
Specifications
STATIC PERFORMANCE
Static Accuracy
(combined effects of non-linearity,
hysteresis and repeatability, best fit
straight line method)
Standard - 0.25% FSO
Optional - 0.10% FSO
+0.0001% FS
316 SS or Titanium; FKM;
Polyurethane or ETFE
0 to 50ºC
±0.1% FSO/ºC
-20 to 60 ºC
IP 68, NEMA 6P
BFSL method
For absolute/sealed reference min. range 0-15 PSI
Resolution
ENVIRONMENTAL
Wetted Materials
Compensated Temp Range
Thermal Error
(maximum allowable deviation from the
Best Fit Straight Line due to a change in
temperature)
Operating Temp Range
Protection Rating
When attached to polyurethane cable
Only for Electrical Connection options “A” & “D”
with Cable Type option “A”; or Electrical
Connection options “B” & “F” with Cable Type option “B”
0-5V, 0-2.5V, 0-4V
4-20
0-10V
1.5-7.5V
For mA output, for VDC output
For ranges < 5 ft. (1.5m) H
2
O,
only 4-20mA output is available
ELECTRICAL
Excitation
9-28V
–
VDC output
9-28V
–
mA output
15-28V
–
VDC output
10-28V
–
VDC output
20 mA max, 3.5 mA max
Standard - 4-20mA
Optional - 0-4 VDC, 0-5 VDC,
0-2.5 VDC, 0-10 VDC, 1.5-7.5 VDC
±0.25 mA for mA output
< 0.25 VDC for VDC output
See loop diagram for mA output
20 ohm for VDC output
100 mega ohm at 50 VDC
Polarity, surge/shorted output
Standard
–
WEEE/RoHS, CE
compliant
Optional
–
UL, CUL, and FM
PHYSICAL
Approximate Weight
Cable Jacket Material
Cable Pull Strength
Cable Number of Conductors
Cable Conductor Size
Cable Seal
0.44 lbs. (198 g) transducer
0.05 lbs./ft. (79 g/m) cable
PVC Jacket, Standard - Polyurethane
Optional - ETFE
200 lbs. (90 kg)
4
22 AWG
Molded Polyurethane
FKM Gland
For polyurethane cable
For ETFE cable
EN 61326-1:2013 and 61326-2-3:2013
Waste from Electrical and Electronic Equipment
(WEEE) and Restrictions on the use of Hazardous
Substances (RoHS)
Class I, II, III, Div. 1, Groups A,B,C,D,E,F,&G
Input Current
Output
Zero Offset
Output Impedance
Insulation Resistance
Circuit Protection
CERTIFICATIONS
LIGHTNING PROTECTION
(power supply needs to be limited to 150mA to avoid lock up of the gas tube after a suppression event)
>1,000 Operations
Life Expectancy
Peak Clamping Voltage
Response Time
Shunts
36 Volts
<10 nsecs
20,000 Amperes
TE CONNECTIVITY SENSORS
/// MEAS PRESSURE SERIES TRANSDUCERS LT5 & LT7
10/2017
Page 2
MEAS PRESSURE SERIES TRANSDUCERS LT5 & LT7
Dimensions
Electrical Termination / Loop Resistance
ELECTRICAL TERMINATION
22AWG CONDUCTORS IN A SHIELDED CABLE WITH VENT TUBE
4-20 mA
0-5 VDC
ALL
RED
BLACK
RED
BLACK
WHITE
DRAIN WIRE
+ EXCITATION
- EXCITATION
+ EXCITATION
- EXCITATION
+ SIGNAL
SHIELD
Standard Pressure Ranges for 0.25% Accuracy
Pressure Range
3
5
5
3
5
3
5
7
9
LT 5, 7 Vented
X
X
X
X
X
X
X
X
N/A
N/A
N/A
axi u
of 3
LT 5, 7 Sealed
N/A
N/A
X
X
X
X
X
X
X
X
X
PSI. Mi i u
LT 5,7 Absolute
N/A
N/A
N/A
X
X
X
X
X
X
X
X
NOTE: O er old optio is li ited to a
sealed/a solute refere e is - 5 PSI
ra ge for +/- .
% ith
TE CONNECTIVITY SENSORS
/// MEAS PRESSURE SERIES TRANSDUCERS LT5 & LT7
10/2017
Page 3
MEAS PRESSURE SERIES TRANSDUCERS LT5 & LT7
Ordering Information
TRANSDUCER
L
T Submersible Level Transducer
↓
↓
PRESSURE PORT
5
¼” –
18 Male NPT Fitting
7
½” –
14 Male NPT Fitting
↓
OUTPUT
8
4
–
20 mA
1
0
–
2.5 VDC
2
0
–
4 VDC
3
0
–
5 VDC
4
0
–
10 VDC
5
1.5
–
7.5 VDC
G
4-20 mA w/Lightning
A
0-2.5 VDC w/Lightning
B
0-4 VDC w/Lightning
C
0-5 VDC w/Lightning
D
0-10 VDC w/Lightning
E
1.5-7.5 VDC w/Lightning
↓
CABLE TYPE
A
Polyurethane
B
ETFE
C
PVC jacket
↓
ACCURACY
B
±0.25% FSO
R
±0.25% FSO with Cal Report
A
±0.10% FSO
S
±0.10% FSO with Cal Report
↓
INTRINSIC SAFETY APPROVALS
B
UL, FM & CUL (Cable Type A, B, or C Only)
D
None
↓
WARRANTY
1
A
Standard one year Warranty
B
Custom label one year Warranty
J
Extended two year Warranty
K
Custom Label extended two year Warranty
↓
MATERIAL
S
Stainless Steel
T
Titanium
↓
ELECTRICAL CONNECTION
A
Overmold (Cable Type A Only)
B
Gland Seal
(Cable Type “A” or “B” Only)
D
Overmold w/ ½” –
14 NPT Conduit (Cable Type A Only)
F
Gland Seal w/ ½” –
14 NPT Conduit
(Cable Type “A” or “B” Only)
1
Strain-relieved cable with flying leads - standard (Cable Type C Only)
2
PVC conduit strain relief
(Cable Type C Only)
↓
PRESSURE RANGE
x
x
x
Refer to chart page 4
↓
↓
↓
LABEL UNITS
P
PSI M mH2O F Ft. H2O
↓
PRESSURE REFERENCE
A
Absolute
G
Vented Gage
S
Sealed Gage
↓
CABLE LENGTH (FT)
x
x
x
Cable length in feet
↓
↓
↓
L
T
1
Contact Measurement Specialties if private labeling is required.
NORTH AMERICA
Measurement Specialties, Inc.
a TE Connectivity Company
Tel 800-522-6752
customercare.hmpt@te.com
EUROPE
Measurement Specialties (Europe), Ltd.,
A TE Connectivity Company
Tel 800-440-5100
customercare.dtmd@te.com
ASIA
Measurement Specialties (China), Ltd.,
a TE Connectivity Company
Tel 0400-820-6049
customercare.shzn@te.com
TE.com/sensorsolutions
Measurement Specialties, Inc., a TE Connectivity company.
Measurement Specialties (MEAS), American Sensor Technologies (AST), TE Connectivity, TE Connectivity (logo) and EVERY CONNECTION COUNTS are trademarks. All other logos, products
and/or company names referred to herein might be trademarks of their respective owners.
The information given herein, including drawings, illustrations and schematics which are intended for illustration purposes only, is believed to be reliable. However, TE Connectivity makes no
warranties as to its accuracy or completeness and disclaims any liability in connection with its use. TE Connectivity‘s obligations shall only be as set forth in TE Connectivity‘s Standard Terms and
Conditions of Sale for this product and in no case will TE Connectivity be liable for any incidental, indirect or consequential damages arising out of the sale, resale, use or misuse of the product.
Users of TE Connectivity products should make their own evaluation to determine the suitability of each such product for the specific application.
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