L101 壓力變送器

Feature
· High precision and fully submersible depth & level
pressure transmitter
· All stainless steel 316 construcition
· Measuring ranges from 250mmH₂O to 3.5MPa
· 2wire, 4~20mA DC outputsignal
· Excellent accuracy and long term stability
· 300% proof pressure
· Excellent urethane extension cable with vent tube
Applications
Any enviroment where reliable 4~20mA continuous level
measurement in ;
· Ground and surface water monitoring
· Water supply and reservoils controls
· Deep well measurements
· Geophysical inverstigations of ground water elevation
· Well and borehole probe
· Water tiltration plants and waste water treament
Level Pressure Transmitter
Feature
· High precision and fully submersible depth & level pressure transmitter· All stainless steel 316 construcition· Measuring ranges from 250mmH₂O to 3.5MPa· 2wire, 4~20mA DC outputsignal· Excellent accuracy and long term stability· 300% proof pressure· Excellent urethane extension cable with vent tube
Applications
Any enviroment where reliable 4~20mA continuous level measurement· Ground and surface water monitoring· Water supply and reservoils controls· Deep well measurements· Geophysical inverstigations of ground water elevation· Well and borehole probe· Water tiltration plants and waste water treament
Input
Technology
Piezoresistive silicon pressure sensor
Pressure range
250mmH₂O to 3.5 MPa
Pressure reference
Gauge, absolute
Overload
3×full scale without damage
Output
Output signal
4~20mA Current output
Electrical connection type
2-wire technique
Full scale output signal
20mA
±0.2%
Zero measured output
4mA
±0.03%
Other signals available on request
Electrical Specifications
Power supply
12~36V DC
Load resistance max@24V
500 Ω at 24 V
Influence of excitation
0.01% FSO/V
Power ripple
≤500mV P-P
Reverse polarity
Protected
Shock resistance
No change in performance after 10g for 11ms
Vibration
0.1g(1 m sec) Maximum
Response time(10~90%)
≤2 milliseconds
Adjustment
±10%FSO/Zero and span
Perfirmance Specifications
Accuracy
≤±0.25%FSO, ≤±0.5%FSO
Non-linearity
±0.99% FSO typical
Repeatability
±0.015% FSO typical
Pressure hysteresis
±0.010% FSO typical
Long term stability
±0.3% FSO over 6month
Cutoff frequency(-3dB)
≤2kHz
Refernce temperature
25℃
Operating temperature range
-20 ~ 80 ℃
Compensated temperature range
0 ~ 60 ℃
Thermal sensutivity shift
≤±0.1% FSO

Physical Specifications
Process surface
Cone, Flush diaphragm
Weigh or flange can be available
Other connections available on request
Process media
Water and liquids
compatible with stainless steel 316
Materials wetted by process
Diaphragm : Stainless steel 316L
Housing : All welded stainless steel
Construction of extension cable
4 core, Shielded with Vent tube
Ø8mm Diameter
Stainless steel extension pipe version available(optional)
Enclosure
Hermetically Sealed
Weight
Approx . 400g without cable
Option
Terminal head, Local Indicating