Product description of strain type pressure transmitter:
Model: PT500-805
The minimum pressure difference is 100Pa;
3-5 times withstand voltage, suitable for dry gas differential pressure / gauge pressure measurement;
High precision, stable, digital calibration adjustment, amplifier integrated circuit;
Four LED display meter, adjustable decimal places; Sampling rate of meter head: 10 times / S;
Zero, full, temperature compensation, linear compensation;
Aluminum alloy oxidation shell; 8mm + m10quick plug process connection;
Common keywords:
Digital differential pressure transmitter digital differential pressure sensor
Digital differential pressure transducer
Micro differential pressure transducer
Chip:
The minimum pressure difference is 100Pa;
3-5 times withstand voltage, suitable for dry gas differential pressure measurement;
Zero, full, temperature compensation, linear compensation;
High impedance, high precision and high stability;
More than 1 million times of service life;
Signal processing and output:
24 bit ADC sampling and processing chip;
DSP digital signal conditioning algorithm;
Multipoint line temperature calibration;
Voltage and current overload protection;
Standard industrial signal output: 4-20mA (two wire system), 0-20mA (three wire system), 0-5vdc, 0-10vdc, 0.5-4.5vdc (three wire system);
Four LED display meter, adjustable decimal places; Sampling rate of meter head: 10 times / S;
Digital communication signal output: rs485-rtu
Advanced 32bit microprocessor and 24bit ADC are adopted
The general MODBUS-RTU protocol is used as the transmission protocol
Baud rate: 1200 ~ 57600bps, check bits: none, odd, even
Support the user's secondary calibration, reset, anti reset, restore factory and other operations
Support 11 kinds of unit switching, support floating-point, integer, percentage, formatted output
Structure:
Aluminum alloy oxidation shell; 8mm + m10quick plug process connection;
The structure is small, the tightening nut is waterproof, and the outlet is electrically connected;
Supporting four / five core shielded cable;
Application:
Pressure measurement and monitoring of furnace negative pressure, dust-free workshop, Department, etc;
Pressure measurement and monitoring of front and back end of filter net, building, ventilation, etc;
Pressure measurement and monitoring of dust collection pipeline, waste gas treatment, etc;
Application fields:
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Intelligent fire control
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Smart city
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Natural gas pipeline
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Air supply system
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Gas supply system
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Gas supply pipeline
Specification parameter
Measuring medium: dry gas
Pressure type: differential pressure / gauge pressure
Range:
0~100、200、300、500、1000(Pa);
0~1、2、3、5、10、20、30、40、50、70、100(KPa);
-100KPa~-10KPa~0~100(KPa);
±500Pa~±100KPa;
Static pressure: 3-5 times of the range
Comprehensive accuracy: ± 0.25% FS; ±0.5%FS; ±1%FS
Nonlinear: ≤ 0.5% FS
Repeatability: ≤ 0.25% FS
Output signal:
Current mode: 4 ~ 20mA two wire system;
Voltage type: 0 ~ 5VDC, 0 ~ 10VDC three wire system
Digital type: rs485-rtu
Hybrid: rs485-rtu + 4 ~ 20mA
Four LED display, display range: - 1999 ~ 9999, sampling rate: 10 times / s
Power supply voltage: 24 VDC (9 ~ 30 VDC)
Service life: ≥ 1 million times
Insulation impedance: ≥ 1000 m Ω / 100VDC
Load impedance: current output: ≤ 800 Ω; Voltage output: ≥ 50K Ω
Medium temperature: - 20 ~ 70 ℃/
Ambient temperature: - 20 ~ 70 ℃
Compensation temperature: 0 ~ 60 ℃
Response time: ≤ 3MS
Overload pressure: 150% FS
Failure pressure: 3 times of the measuring range (the measuring range is less than 40MPa); 2 times of measuring range (measuring range greater than 41mpa)
Electrical connection: Waterproof tight wire nut direct outlet, supporting explosion-proof electrical connection
Protection grade: IP65 / IP68
Connecting cable: tightening nut, standard length: 3M
Connection material: aluminum alloy
Process connection: φ 8 quick plug + m10thread (general)... User can make specification