The ZN-401 economical pressure transmitter adopts high-precision and high stability chip assembly with imported stainless steel isolation diaphragm. The product has undergone precise structural design, reasonable temperature compensation, and is equipped with linear processing circuit, V/I conversion, and fully sealed welding process for stainless steel shell manufacturing. Output signals of 4-20mA, 0-10mA, 0-5VDC, etc. The product can be used for measuring the pressure of gases, liquids, and vapors, as well as for measuring the pressure of corrosive media. According to the needs, it can be equipped with a linear 100% pointer header or a numerical display header. Application scenarios: This product is widely used in industrial fields such as water plants, refineries, sewage treatment plants, building materials, light industry, machinery, etc., to measure the pressure of liquids, gases, and vapors. Product features: reverse polarity and current limiting protection; Laser resistance temperature compensation; Zero point and range can be adjusted on site; Wide range, corrosion-resistant, suitable for various media; Strong overload and anti-interference ability, stable performance. Performance parameters: Measuring media such as gases, liquids, oils, etc. that are compatible with 316
Measurement form and range gauge pressure (G) - maximum (0-60) MPa, Minimum (0-0.5) KPa
Absolute pressure (A) - maximum (0-40) MPa, Minimum (0-5) KPa
Negative pressure (B) - (-0.1~40) MPa, Minimum (-0.2~0.2) KPa
Accuracy level 0.1 0.25 zero point five
2-5 times the overload capacity range
Long term stability less than 0.25% FS/year, less than 0.5% FS/year
Power supply 15-36 VDC (calibrated voltage 24VDC)
Output signal (4-20) mA (two/three/four wire system) （0～10/20）mA
（0～5）V、（1～5）V、（0～10）V
Display mode pointer header or numeric display optional
Calibration is achieved by adjusting the precision potentiometer to adjust the zero point and range
Working temperature: (-40~80) ℃ Compensation temperature: (-20~70) ℃
Working temperature -40~80 ℃ Compensation temperature:- 20～70 ℃
Process connection M20 × 1.5 external thread (Ø 3 internal hole) or user specified
Isolation membrane material 316 stainless steel
Sensor interface material 1Cr18Ni9Ti
Shell material alloy aluminum
Protection level IP65
notes
Product selection: HX-401 Port E Port A Port C Port D Port F Port Economy Pressure Transmitter
Mouth range (indicate pressure range)
G、 Gauge pressure A, absolute pressure B, sealing pressure C, negative pressure
Mouth membrane material
K、 Diffuse silicon (default) T, ceramic piezoresistive P, ceramic capacitor
E-port output signal
1 (0～5)VDC 2、 2-wire system (4-20) mA (default) 3 (0～10)mA 4、 Other notes
Accuracy of A port
1. 0.1 2, 0.25 3, 0.5
C-port process connection method
1. External thread M20 × 1.5 (default) 2, External thread G1/2 3, External thread NPT1/2 4 M27 × 2 5, flange 6, other markings
D port display mode
1. No display (default) 2. 0-100% linear indication 3. LCD digital display (LCD) 4. LCD digital 0-100% display (LCD) 5. LED digital display
Explosion proof grade of F port
1. Standard type, non explosion proof (default) 2. Intrinsic safety type (EXiaIICT4) 3. Explosion proof type (EXdIIBT4)