Honeywell | LW7U AC-AC Submersible LVDT | Datasheet | Honeywell LW7U AC-AC Submersible LVDT Datasheet

Honeywell LW7U AC-AC Submersible LVDT Datasheet
Model LW7U AC-AC
Submersible* Displacement Transducer
DESCRIPTION
Model LW7U submersible displacement transducer is often ideal
ing linear displacement device or positional feedback element
for drilling, mining, and hydraulic engineering applications which
in dynamic systems. They are suitable for submersion in fresh
require a displacement transducer with a stainless steel, water-
water and some corrosive fluids for long periods.
proof construction. This model may be used as direct measur-
FEATURES
•
±0.25 % non-linearity
•
Submersible
•
Stainless steel construction
•
±12,7 mm to 101,6 mm range [±0.5 in to ±4.0 in range]
•
Enhanced immunity to electrical noise
•
Submersible mating connector with 5 m {16 ft] cable
•
Easy to operate
•
Free unguided armature
•
Infinite resolution
•
Not RoHS compliant
Model LW7U AC-AC
PERFORMANCE SPECIFICATIONS
RANGE CODES
Characteristic
Measure
Range Code
Available ranges
Stroke range
±12,7 mm to 101,6 mm [±0.5 in to 4.0
in]
HP
±12,7 mm [±0.5 in]
HQ
±25,4 mm [±1.0 in]
HR
±50,8 mm [±2.0 in]
HS
±76,2 mm [±3.0 in]
HT
±101,6 mm [±4.0 in]
Non-linearity (max.)
±0.25 % full scale
Output sensitivity
See table
Resolution
Infinite
ENVIRONMENTAL SPECIFICATIONS
Characteristic
Measure
Temperature, operating
-40 °C to 90 °C [-40 °F to 194 °F]
Temperature effect, zero
(max.)
0.005 % full scale/°F
Temperature effect, span
(max.)
0.005 % full scale/°F
Pressure rating, standard
150 psi, up to 3000 psi with cable options
OPTION CODES
Range Code
Many range/option combinations are available in
our quick-ship and fast-track manufacture programs. Please see http://sensing.honeywell.com/
TMsensor-ship for updated listings.
Stroke ranges
±12,7 mm to 101,6 mm [±0.5 in to 4 in]
Electrical
termination
Submersible mating connector with 1.83 m [6.0
ft] cable
OPT1. No connector or cable,terminated with
soldier pins
OPT5. Mineral insulated welded stainless steel
sheathed cable (3 mm [0.12 in] dia. cable, 50
m [1 ft to 164 ft] lengths available, -55 °C to 200
°C [-67 °F to
390 °F], 200 bar [3000 psi]
Electrical cable
orientation
OPT7. Radial output submersible connector
with 5.03 m [16.5 ft] cable
Improved
linearity
L10. ±0.1 % max. linearity (less than or equal to
±101.6 mm [±4 in])
Higher
temperature
TM315. 204 °C [400 °F] (less than or equal to
±101.6 mm [±4 in])
ELECTRICAL SPECIFICATIONS
Characteristic
Measure
Element type
ac-ac displacement transducer
Input supply (calibrated)
5 V RMS @ 5 kHz
Input supply (acceptable)
1 V to 7 V RMS @ 5 kHz
Output load (minimum)
100000 ohm
Electrical termination
Submersible mating connector with 5.03
m [16.5 ft] cable
MECHANICAL SPECIFICATIONS
Characteristic
Measure
Case material
Stainless steel
Probe material
Stainless steel
Armature type
Free unguided
Probe thread
M5 x 0.8
Spring force (max.)
Not applicable
2 Honeywell • Sensing and Control
Submersible* Displacement Transducer
MOUNTING DIMENSIONS
Range
code
Available stroke
range
L
X
Weight armature
Typical full scale
output at 5 V RMS
HP
±12,7 mm [±0.5 in]
152,90 mm [6.02 in]
38,1 mm [1.5 in]
21,26 g [0.75 oz]
3.5 V RMS
HQ
±25,4 mm [±1.0 in]
180,85 mm [7.12 in]
63,5 mm [2.5 in]
28,35 g [1.0 oz]
4.5 V RMS
HR
±50,8 mm [±2.0 in]
304,04 mm [11.97 in]
76,2 mm [3.0 in]
42,52 g [1.5 oz]
7.6 V RMS
HS
±76,2 mm [±3.0 in]
419,86 mm [16.53 in]
114,3 mm [4.5 in]
85,05 g [3.0 oz]
7.5 V RMS
HT
±101,6 mm [±4.0 in]
452,88 mm [17.83 in]
127 mm [5.0 in]
104,89 g [3.7 oz]
16.05 V RMS
WIRING CODES
[0.06 in]
For reference only
Wire color
Dual power supply
Brown
Supply
White
Supply return
Blue
Output
Black
Output return
5
TYPICAL SYSTEM DIAGRAM
Honeywell • Sensing and Control 3
Model LW7U AC-AC
NOTES
Submersible* Displacement Transducer
* Not recommended for salt water use. Consult factory for saltwater
submersible applications.
Warranty. Honeywell warrants goods of its manufacture as
being free of defective materials and faulty workmanship.
Honeywell’s standard product warranty applies unless agreed
to otherwise by Honeywell in writing; please refer to your
order acknowledgement or consult your local sales office for
specific warranty details. If warranted goods are returned to
Honeywell during the period of coverage, Honeywell will repair
or replace, at its option, without charge those items it finds
defective. The foregoing is buyer’s sole remedy and is in lieu
of all warranties, expressed or implied, including those of
merchantability and fitness for a particular purpose. In no
event shall Honeywell be liable for consequential, special, or
indirect damages.
While we provide application assistance personally, through our
literature and the Honeywell web site, it is up to the customer to
determine the suitability of the product in the application.
Specifications may change without notice. The information we
supply is believed to be accurate and reliable as of this printing.
However, we assume no responsibility for its use.
For more information about Sensing and Control products, visit
www.honeywell.com/sensing or call +1-815-235-6847
Email inquiries to info.sc@honeywell.com
WARNING
PERSONAL INJURY
• DO NOT USE these products as safety or emergency
stop devices or in any other application where failure of
the product could result in personal injury.
Failure to comply with these instructions could result in
death or serious injury.
WARNING
MISUSE OF DOCUMENTATION
• The information presented in this catalogue is for
reference only. DO NOT USE this document as product
installation information.
• Complete installation, operation and maintenance
information is provided in the instructions supplied with
each product.
Failure to comply with these instructions could result in
death or serious injury.
Sensing and Control
Automation and Control Solutions
Honeywell
1985 Douglas Drive North
Golden Valley, MN 55422 USA
+1-815-235-6847
www.honeywell.com/sensing
008745-1-EN IL50 GLO
May 2008
Copyright © 2008 Honeywell International Inc. All rights reserved.
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