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ZHYQ

Shanghai Zhaohui Pressure Apparstus Co.,Ltd is a leader providing pressure and temperature sensors and instruments with ZHYQ brand. We have more than 15 years experience in this area.

Our pressure sensors provide accurate and reliable measurements. Our main products contains melt pressure transmitter, pressure transmitter, automotive pressure sensors, pressure gauge, temperature transducer and pressure instrumentation. We service the markets of Industrial, Oil & Gas, Automation Control System, Plastics, Rubber, Composites and etc. We are commited to be a worldclass brand supplier.
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Melt Pressure Gauge
Model : PT124Y-610

The rigid rod melt pressure gauge, adopts the original German packaging machine stamen, dial plate’s step-up and stem-down versions, the gauge head can be rotated 360°for unobstructed viewing.
  • Range : 0~16MPa~150MPa
  • Accuracy : ±1.6%FS
  • Configuration : Bourdon tube
  • Over Pressure : 1.5×FS
  • Dial Diameter : 100mm
  • Needle sweep : 270º
  • Diaphragm material : Stainless steel
  • Case material : Stainless steel with safety glass
  • Max Diaphragm Temp. : 350℃
  • Process Connection  : 1/2-20UNF, M14*1.5, M22×1.5;M18×1.5,（Optional）
It is widely used in chemical fibre and filature, rubber & plastic machinery, high temperature steam, high temp fluid pressure measurement and control.
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Flexible Stem Melt Pressure Gauge
Model:PT124Y-615

The series flexible stem melt pressure gauge adopts the original packaging machine stamen, and designed with all stainless steel structure, isolated diaphragm and local index display. PT124Y-615T equipped with thermocouple, it can measure the pressure and temperature at one point.
  • Range : 0~16MPa~150MPa
  • Output : 4-20mA; 3.33mV/V optional
  • Accuracy : ±1.6%FS;
  • Input Voltage : 24VDC (12~36)VDC; 10VDC
  • Configuration : Bourdon tube
  • Over Pressure : 1.5×FS
  • Dial Diameter : 100mm
  • Flexible Length : 0.5…5m
  • Electronic Connector : 6PIN
  • Temperature type : J, K, E optional
  • Case mterial : Stainless steel with safety glass
  • Max Diaphragm Temp. : 350℃
  • Process Connector : 1/2″-20UNF, M14×1.5, M18×1.5（Optional）
  • Chemical fiber and filature
  • Rubber & plastic machinery
  • The equipment of high temperature steam
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Electric Contact Melt Pressure Gauge
Model : PPT124Y-616

PT124Y-616 adopts the original packaging machine stamen with signal and electric contact output, and designed with all stainless steel structure, isolated diaphragm and local index display. With dial plate’s stem-up and stem-down versions, the gauge head can be rotated 360°for unobstructed viewing.
  • Range : 0….10MPa to 0….150MPa
  • Output : Contact switch signal
  • Accuracy : ±1.6%FS
  • Input Voltage : 24VDC (12~36)VDC; 200VAC  ;380VAC
  • Configuration : Bourdon tube
  • Over Pressure : 1.5×FS
  • Max Diaphragm Temperature : 350℃
  • Dial Diameter : 100mm
  • Flexible Length : 0.5…5M
  • Electric connector : Direct cable
  • Process connector : M22*1.5 , G3/4（customer tailor）
  • Electric connector : 5 pins , DIN , gland leading
  • Wiring diaphragm : Red / yellow for NO ; Red/blue for NC
  • Chemical fibre and filature
  • Rubber & plastic machinery
  • The equipment of high temperature steam
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Economic Flexible Pressure Transducer For Plastic Machinery
Model:PT124G-111/111T/121/121T

PT124G-111/111T/121/121T Series melt pressure transducer is economic type pressure transmitter designed with rigid stem construction. And the model PT124G-111T/121T comes with thermocouple, it can measure the pressure and temperature at one point. This product built in 80% shunt calibration, it can match the N series pressure instrument from ZHYQ, also can match the pressure instrument or controller of other brand. This product has advantage of stability and repeatability, good anti-jamming performance. This series product is widely used in the domestic.
  • Pressure range : 0-3.5MPa…0-150MPa (0-500psi…20000psi)
  • Over Pressure : 1.5 X FSO
  • Combined Error : ± 0.5% FSO (Including Linearity, Repeatability & Hysteresis)
  • Output : 2mV/V
  • Input Voltage : 10VDC
  • Repeatability : +/- 0.2%FSO
  • Bridge Resistance Input : 345 Ohms minimum
  • Bridge Resistance Output : 350 Ohms +/- 10%
  • Internal Shunt Calibration (R-Cal) : 80% FSO +/- 1%
  • Insulation Resistance : 200 megohms @ 100 Vdc
  • Max Diaphragm Temperature : 300 ℃
  • Mounting Torque : 500 inch/lbs. max.
  • Standard Wetted Parts : Diaphragm coated 15-5 PH SST
  • Temperature sensor (Optional) : J, K, E or PT100
  • Electrical connector : 5PIN
  • Process connector : M14×1.5, 1/2-20UNF, M18×1.5 Optional
It can be widely used in various plastic extrusion lines for pressure measuring and control, such as chemical fiber manufacturing equipment, plastic rubber machine, polyester equipment and petrochemical.
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High Accuracy Flexible Melt Pressure Transducer
Model:PT124G-112/112T/123/123T

The PT124G-112/112T/123/123T high precision melt pressure transducers are ideal for the measurement of melt pressure in extrusion processes at temperatures up to 350℃.This series are produced with special materials and alloyed elastic diaphragm together with delicate processing and debugging. The main characteristics are high accuracy and small zero and span shifts caused by changes in process temperatures. The model PT124G-112T/123T comes with temperature sensor, with type J, K, E optional.
  • Pressure range : 0-3.5MPa…0-150MPa (0-500psi…20000psi)
  • Over Pressure : 1.5 X FSO
  • Combined Error : ± 0.5% FSO (Including Linearity, Repeatability & Hysteresis)
  • Output : 3.33 mV/V, 2mV/V
  • Input Voltage : 10VDC
  • Repeatability : +/- 0.2%FSO
  • Bridge Resistance Input : 345 Ohms minimum
  • Bridge Resistance Output : 350 Ohms +/- 10%
  • Internal Shunt Calibration (R-Cal) : 80% FSO +/- 1%
  • Insulation Resistance : 200 megohms @ 100 Vdc
  • Max Diaphragm Temperature : 300 ℃
  • Mounting Torque : 500 inch/lbs. max.
  • Standard Wetted Parts : Diaphragm coated 15-5 PH SST
  • Electrical connector : 6 PIN connector
  • Process connector : 1/2″-20UNF, M14×1.5, M18×1.5 Optional
It can be widely used in various plastic extrusion lines for pressure measuring and control, such as chemical fiber manufacturing equipment, plastic rubber machine, polyester equipment and petrochemical.
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Flange Mounting Melt Pressure Transducer
Model : PT124B-126

PT124G-126 Series flexible type flange melt pressure transmitter adopts special material and elastic alloy diaphragm, it reduced the drift of the transducer and improve the accuracy. It designed with exclusive flange structure, increase the force bearing area, it is the ideal choices for the low pressure measurement field. The series pressure transmitters has advantage of stability and repeatability, good anti-jamming performance, it can be interchangeable with the similar world standard products.
  • Pressure range : 0-1MPa…0-150MPa (0-150psi…0-20000psi)
  • Over Pressure : 1.5 X FSO
  • Combined Error : ± 0. 5% FSO; ± 0.25% FSO (Including Linearity, Repeatability & Hysteresis)
  • Output : 4-20mA, 0-10V, 0-5V
  • Input Voltage : 24VDC
  • Repeatability : +/- 0.2%FSO
  • Internal Shunt Calibration (R-Cal) : 80% FSO +/- 1%
  • Insulation Resistance : 200 megohms @ 100 Vdc
  • Max Diaphragm Temperature : 400 ℃
  • Mounting Torque : 500 inch/lbs. max.
  • Standard Wetted Parts : Diaphragm coated 15-5 PH SST
  • Process connector : Flange mounting
It has wide application of pressure measurement & control for melt-temp liquid for chemical and fiber equipment, polyester equipment and etc.
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Capillary Melt Pressure Transducer For Narrow Space
Model:PT124G-128

PT124G-128 Series melt pressure transducer is ideal for space restricted areas applications required, where mounting space is limited. It also has a free-spinning jam nut that simplifies installation. It comes equipped with six or eight pin bendix connector, and it can be interchangeable with the similar world standard products.
  • Pressure range : 0-3.5MPa…0-150MPa (0-500psi…0-20000psi)
  • Over Pressure : 1.5 X FSO
  • Combined Error : 0.5% FSO (Including Linearity, Repeatability&Hysteresis)
  • Output : 3.33 mV/V, 2mV/V
  • Input Voltage : 10VDC
  • Repeatability : +/- 0.2%FSO
  • Bridge Resistance Input : 345 Ohms minimum
  • Bridge Resistance Output : 350 Ohms +/- 10%
  • Internal Shunt Calibration (R-Cal) : 80% FSO +/- 1%
  • Insulation Resistance : 200 megohms @ 100 Vdc
  • Max Diaphragm Temperature : 350 ℃
  • Mounting Torque : 500 inch/lbs. max.
  • Standard Wetted Parts : Diaphragm coated 15-5 PH SST
  • Electrical connector : 5 PIN, 6PIN
  • Process connector : 1/2 ″ -20UNF, M14×1.5, M18×1.5 Optional
It can be used in various plastic extrusion lines for pressure measuring and control, such as chemical fiber manufacturing equipment, plastic rubber machine, polyester equipment and petrochemical.
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Digital Pressure-Temperature Indicator / Alarm
Model : N70，N80，N90

The digital pressure indicator designed with advanced technology in the world, it is small in volume, light in height and save power and completed function, it can display both the pressure and temperature.
  • Display : Double four digits high brightness green and ren radiation numeral pipe
  • Display range : 001-9999Mpa (radix point alterable)
  • Precision : 0.2%FS+-1bit
  • Pressure signal input : 2mV/V ;3.3mV/V 4-20mA, 0-10V (Optional)
  • Sampling speed : 20 times/second
  • Work temperature and humidity : 0-55’C, ≥80%RH
  • Power supply : 85-265VAC 50Hz-60Hz
  • Size    
    N70: 96mm x 96mm x 100 mm (W x H x D)
    N80: 96mm×48mm×100 mm (W x H x D)
    N90: 48mm×96mm×100 mm (W x H x D)
Weight    approximately 400g/200g/200g
It can be used in various plastic extrusion lines for pressure measuring and control, such as chemical fiber manufacturing equipment, plastic rubber machine, polyester equipment and petrochemical.