PT500-2088TS
Model: PT500-2088TS
Inlet pressure core body;
Small range chip: oil filled silicon chip;
Large range chip: piezoresistive thick film chip;
32 bit microprocessor and 24 bit ADC high precision, stable, digital amplifier circuit;
Zero point, fullness, temperature compensation and linear compensation;
Modbus rs485-rtu digital output / Modbus rs485-rtu digital + 4-20mA simultaneous output;
Four digit indicator, 1 decimal place; sampling rate: 10 times / s
Industrial grade 2088 cast aluminum alloy explosion-proof shell;

Common keywords:
Digital dual output pressure transmitter analog digital dual output pressure sensor
Digital display 485 communication pressure transmitter digital display with communication pressure transmitter
RS485 pressure gauge RS485 pressure gauge
Product description of strain type pressure transmitter:

Chip:
It adopts imported pressure sensitive chip and selective placement technology;
High impedance, high precision and high stability;
Diaphragm structure: thick film piezoresistive, thin film silicon chip, flange type large diaphragm;
More than 1 million times of service life;

Signal processing and output:
32 bit microprocessor and 24 bit ADC processing chip;
DSP digital signal conditioning algorithm;
Multipoint linear temperature calibration;
Voltage and current overload protection;
Four digit pressure indicator, display range: - 1999-9999, sampling rate: 10 times / S;
Signal output:
Modbus rs485-rtu digital output
Modbus rs485-rtu digital + 4-20mA output 4-20mA (two-wire system);
Industrial and design, suitable for DCS system, configuration software, PLC system;

Structure:
Thick film structure: deep argon arc welding, connecting elastic material and process joint, high strength, impact resistance and fatigue resistance;
PU film structure: laser welding, connecting elastic material and process joint, transmitting pressure with silicone oil medium, fast response, fatigue resistance,

small range;
Industrial grade 2088 cast aluminum alloy explosion-proof shell with reliable strength;
The overall structure is compact, and the process connection mode is diversified (m20x1.5, G1 / 2, ZG1 / 2, 1 / 2NPT (thread diameter ≥ 17mm) DN50, etc.);
Process connection material: 304 or 316;

Application:
Measurement and monitoring of oil pressure, water pressure and air pressure;
Pressure measurement of equipment in industrial / power / Petroleum / automation fields

Application fields:
  • Metallurgical equipment

  • Fire fighting system

  • petrochemical industry

  • Gas supply system

Specification parameter
Technical parameters
Pressure form: gauge pressure, absolute pressure
Range: 0 ~ 0.6, 1, 2, 5, 10, 15, 20, 25, 30, 40, 50, 60, 100 (MPA);
0~10、20、30、50、100、150、200、300、400、500、600(KPa);
-100KPa~10KPa~40MPa;
±10KPa~±100KPa;
Comprehensive accuracy: ± 0.25% FS; ± 0.5% FS; ± 1% FS
Non linear: ≤ 0.25% FS
Repeatability: ≤ 0.1% FS
Output signal:
Modbus rs485-rtu (four wire system)
Modbus rs485-rtu + 4 ~ 20mA (four wire system)
Four digit display, display range: - 1999 - 9999
Sampling rate of pressure gauge: 10 times / S
Power supply voltage: 24VDC (9-30vdc)
Service life: ≥ 1 million times
Insulation impedance: ≥ 1000m Ω / 100VDC
Load impedance: current output: ≤ 800 Ω;
Medium temperature: - 20-80 ℃
Ambient temperature: - 20 ~ 70 ℃
Compensation temperature: 0 ~ 70 ℃
Response time: ≤ 5ms
Overload pressure: 150% FS
Failure pressure: 3 times of range (range less than 40MPa); 2 times of range (range greater than 41mpa)
Electrical connection: direct outgoing line of waterproof fastening nut, supporting explosion-proof electrical connection
Protection grade: IP65 / IP68
Connecting cable: four core shielded cable, standard length: 3M
Connection material: 304 / 316L
Process connection: m20x1.5, G1/2, ZG1/2, 1/2NPT, DN50 Specifications can be made by users







Ordering considerations
1. Product range selection:
In order to achieve the best effect of product accuracy, life, stability and other functions, the range selection of the product is calculated by referring to the following formula:
Range = x (1.2-1.5) times of the maximum system pressure;
The actual measuring pressure range of the product should be 15% - 80% of the range;

2. Product power supply and output:
the output specifications of the product:
RS485-rtu output;
RS485-rtu + 4-20mA output;
When output rs485-rtu, please understand the communication protocol first;

3. The user should understand the measurement medium characteristics of the product:
Medium specification, medium temperature, medium purity (whether containing impurities or particles, etc.);

4. Users should understand the installation environment and installation method of the product:
Indoor or outdoor installation;
Ambient temperature;
Required sealing level;
Vibration range of equipment;
Installation method: thread, flange, special structure;
Whether the installation space meets the overall dimension of the product;


Precautions for use
Product power supply range, 24VDC(9-30VDC);
It is strictly prohibited to use hard objects (such as screwdriver, finger, iron nail, etc.) to make the pressure diaphragm output under pressure measurement;
The power and signal wires shall be correctly wired according to the specifications of the ordered products;
During product installation, the stressed part is "process connection hexagon wrench position", and the wrench specification corresponds to hexagon;
It is strictly prohibited that the medium temperature, pressure range and excitation voltage of the tested system exceed the rated use range of the transmitter;
Pay attention to protect the outgoing cable of the transmitter. When the span is too large on site, it is recommended to use metal pipe for protection or overhead;
The pressure transmitter is a precision measuring instrument. Do not impose impact or smash to avoid damaging the core
The product is installed in a ventilated, dry and non corrosive environment, and installed in the open with protective devices to avoid direct sunlight;
It is strictly prohibited to enter / leak / soak water in the product instrument, and protective devices shall be installed in the open to avoid direct sunlight;

Common problem
Proposal
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Foshan puliang Electronic Co., Ltd

Tel:0757-26619568 Fax: 0757-26619508

24-hour online technical support:13790092618

Cloud platform:www.puliangiot.com

Address:501, block 8, phase 5, Rongli tianfulai industrial city, Ronggui town, Shunde District, Foshan City

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