Technology Piezoresistive silicon pressure sensor
Pressure ranges 0~0.1 to 35kgf/cm2
Pressure reference Differential pressure
Overload 3 ×full scale without damage
Output Signal 2 switching points
4~20mA current output
2 switching points with analog output (4~20mA)
Other signals available on request
Local display LED 4 digit
Electrical connection type Terminal head with Ex-protection
Excitation voltage 24V DC or 85~260V AC (option)
Load resistance
max@24V 500Ω at 24V
Influence of excitation 0.01% FSO/V
Power ripple ≤500mV P-P
Reverse polarity Protected
Shock resistance No change in performance after 10Gs for 11ms
Vibration 0.1G (1 m/s/s) maximum
Response time(10~90%) ≤2 milliseconds
Switching current Maximum 1.2A
Range turn down Maximum 10 : 1
Accuracy ≤±0.3% FSO
Non-linearity ±0.100% FSO typical
Repeatability ±0.015% FSO typical
Pressure hysteresis ±0.010% FSO typical
Long term stability ±0.3% FSO over 6 month
Cutoff frequency(-3 d B) ≤2kHz
Reference temperature 35°C
Operating temperature range -40~125°C
Compensated temperature range 0~82°C
Thermal sensitivity shift ≤±0.2%FSO in reference to 35°C typical
Thermal zero shift ≤±0.2% FSO in reference to 35°C typical
Thermal hysteresis ≤±0.1% FSO in reference to 35°C typical
Process connection PT1/4″female thread(standard)
Other connections available on request
Electrical connection PT1/2″female
Process media Gases and liquids compatible with stainless steel 316
Materials wetted by process Diaphragm : Stainless steel 316L
Housing : Aluminum die-casting terminal head
Gasket O-ring : Viton (HNBR, CSM, etc.)
Enclosure rating IP65
Explosion protection Ex d IIC T6
Influence of mounting position Not critical.
Weight Approx. 1700g
Options Mounting bracket
Remote sealed diaphragm
Note : ① If it is installed in explosive atomosphere, the covers should be kept tight when circuit alive.