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Overview:
This integrated temperature, pressure, liquid level, temperature
and pressure integrated transmitter is a supporting product of the
wireless monitoring system for fluid measurement and monitoring. It
is suitable for the monitoring of pressure, temperature and liquid
level in the production, storage and transportation process of oil
and water wells, monitoring of tap water pipe networks, telemetry
of water conservancy and hydropower, pressure and temperature
detection of gas pipelines, and liquid level detection of rivers,
lakes and seas. It adopts micro-power wireless communication mode,
does not require external wiring, and is faster, safer and more
convenient to install. The standard measurement signal is
transmitted through the lorawan network, which can be easily
connected to the measurement and control system and has a wide
range of applications. It can directly send data to the designated
gateway. Long distance, low power consumption, and zero-work are
its biggest advantages. Battery-powered, customers do not need to
worry about signals and power supply.
I. Product Features:
Direct installation, can be directly installed at the measurement
point, integrated structure;
Explosion-proof design: explosion-proof aluminum shell, circuit
board system is intrinsically safe;
Protection level IP66, suitable for outdoor use.
Complies with LoRaWAN standard, wireless communication distance
1~2Km, single gateway coverage is wide, system cost is low,
470-510MHZ is compatible with multiple gateways.
LCD display, -30~70 degrees clear display, display is not damaged
when exceeding the temperature.
38AH high-energy lithium battery support, battery life 3-5 years
(sending interval 1 hour).
High-gain antenna, integrated antenna and split antenna. Longer
distance.
Automatic power consumption control, high power operation when
sending data, micro-power operation when standby. With active data
alarm function.
Support dynamic update software upgrade service.
Network access method support
The correct position of the transmitter process pipe depends on the
medium being measured. In order to select a reasonable installation
location, the following points should be considered:
1) Corrosive or overheated media cannot be in direct contact with
the transmitter;
2) Prevent slag from depositing inside the pressure tube;
3) Use the pressure tube as short as possible;
4) The hydraulic height in the two pressure pipes should be balanced;
5) The pressure pipe should be installed in a place with small temperature gradient and fluctuation;
When measuring gas pressure, it is required to install a pressure-inducing pipe connected to the process pipeline within 45° of vertical upward or vertical upward direction. The transmitter should be installed above the side pressure port to allow liquid to be discharged into the process pipeline. When measuring liquid pressure, it is required to install a pressure-inducing pipe connected to the process pipeline in the horizontal direction or within 45° downward in the horizontal direction. The transmitter is installed under the pressure port on the side to allow gas to be discharged into the process pipeline.
Specification
Range | -0.1~0~100MPa(Customizable) |
Output | 4~20mA, 1-5V, 0-10V, RS485(Customizable) |
Accuracy | 0.5%FS 0.2%FS |
Power supply | 24(12-36VDC) |
Working temperature | -20~85℃ |
Temp Compensation | -10~70℃ |
Response | 500HZ |
Level of protection | IP65 |
Pressure core | diffused silicon, strain type, sapphire |
Stability performance | ±0.1%F.S/year |
Material of the housing | 304,316L,polytetrafluoroethylene(customizable) |
Process connection | default M20*1.5 (customizable) |
Number | Range ratio | GP | AP | DP | HP | ||||||
3 | 0-02~7.0kPa(0-20~715mmH-O) | ||||||||||
4 | 0-0,4~37.4.0kPa(0-38~3810mmH₂O) | ||||||||||
5 | 0-1.8~186.8KPa(0-190-19050mmH₂O) | ||||||||||
5 7 | 0-6,9~590kPa(0-0.07~/kgf/cm²) 0-20.6~2063kFa(C-0.21-21kgflcm?) | ||||||||||
3 | 0-68.9~5890kPa(0-0,7~70kgf/cm²) | 〇 | |||||||||
3 | 0-206.8~20630kPa40-2.1~210kgf/cm²) | Q | O | O | |||||||
3 | 0-413.7~41370kPa(0-4.22~422kgf/cm²) | 〇 | 〇 | 〇 | |||||||
Q-yes ○-no |
The installation process of wireless pressure transmitter is relatively simple and flexible, but in order to ensure its measurement accuracy and communication stability, some installation points need to be paid attention to. The following are the installation steps and precautions for wireless pressure transmitter:
Installation steps
1. **Select the installation location**
- Make sure that the installation location can reflect the actual
measured pressure and avoid dead corners or pipe bends.
- Choose a place without interference and avoid strong
electromagnetic interference sources, such as frequency converters,
radio transmitters, etc.
- Ensure that the signal can be transmitted smoothly to the
receiving end. For long-distance transmission, make sure there are
not too many obstacles.
2. **Connect the measured medium**
- Use a suitable connector to connect the transmitter to the
pressure pipe or pressure interface.
- Make sure that the interface is well sealed to avoid leakage
affecting the measurement accuracy.
- Avoid direct exposure to strong vibration or drastic temperature
changes during installation.
3. **Power supply and wireless communication configuration**
- Check the battery power or external power supply to ensure that
the transmitter has sufficient power supply.
- Configure the wireless communication module and set communication
parameters, such as frequency, ID address, data transmission rate,
etc. Ensure that the communication configuration matches the
receiving end.
- For occasions with explosion-proof requirements, ensure that
explosion-proof batteries or power supplies that meet the standards
are used.
4. **Signal test**
- After the installation is completed, perform a signal test to
confirm that the data can be transmitted to the receiving end
normally.
- Test the measurement accuracy of the pressure transmitter and
calibrate the transmitter to meet the measurement requirements.
5. **Fix the transmitter**
- Use appropriate fixing brackets or flanges to firmly install the
transmitter to avoid looseness.
- If it needs to be installed outdoors, it is best to use a
protective cover to protect the device from natural factors such as
wind and rain.
Precautions
- **Avoid vibration**: If installed in a place with large
vibration, vibration reduction measures should be taken, such as
adding vibration reduction pads.
- **Regular maintenance**: Check the battery power of the device
and replace or charge the battery regularly.
- **Protective measures**: For harsh environments, ensure that the
transmitter has a sufficiently high protection level housing, such
as IP65 or higher waterproof and dustproof level.
- **Lightning protection and grounding**: When installing in areas
with frequent lightning, consider lightning protection measures and
do a good job of grounding.
Installation suggestions for special occasions
- **High or low temperature environment**: Select a transmitter
suitable for the temperature range to avoid damage to the equipment
due to high or low temperature.
- **Explosive environment**: Use explosion-proof wireless pressure
transmitters and ensure compliance with explosion-proof standards
and requirements.
- **Marine or corrosive environment**: Select a transmitter made of
corrosion-resistant materials to extend the service life of the
equipment.
Correct installation can ensure the measurement accuracy and data transmission stability of the wireless pressure transmitter and extend its service life.
Product maintenance
1. All connections of the intelligent transmitter cannot be
loosened or disassembled at will.
2. The intelligent pressure transmitter needs to be placed and
handled gently to prevent damage to the diaphragm and other
accessories. If it is damaged and needs to be repaired, it should
be returned to our company. When returning, be sure to protect the
diaphragm of the transmitter and do not let it be damaged during
transportation. Pack the entire component in anti-vibration
materials and ship it back to our company.
Unpacking and product completeness
1. When unpacking, check whether the packaging is intact, and check
whether the model, specifications and order contract of the
transmitter are consistent according to the packing list. Check
whether the random accessories are complete.
2. Differential pressure / pressure transmitter accessories
●1 copy of instruction manual
●1 copy of product certificate
●1 copy of product factory inspection data
●1 set of plug, wiring plug, mounting bracket and U-shaped card
(optional)
Packing & Delivery
FAQ
1. Q: What information need to be provided to choose the suitable
model?
A: Application field, Nominal pressure ,Medium & medium
temperture , Power supply , Output,
Flow range, Accuracy, Connection and other parameters.
2. Q: Are you a trade company or a manufacturer?
A: We are an ISO approved manufacturer specialized in level and
flow measuring instruments.
OEM & ODM service are available. Welcome to visit us in China.
3. Q: What is your MOQ?
A: To start our cooperation, sample order is acceptable.
4. Q: What is your delivery date for the Intelligent Mini Micro
Turbine Fuel Oil Diesel Flow Meter?
A: The delivery date is about 3-15 working days after receipt of
payment.
5. Q: What is your payment terms?
A: We support T/T, PayPal ,Western Union.
For mass production order, it is 30% deposit in advance and 70%
balance before shipment.
6. Q: Do you have a warranty for the Flow Meter?
A: Yes, we have the warranty of 12 months.