Smart 4-20ma pressure transmitter STK131 with led display
Nominal Pressure Ranges
* Range: 0...10KPa Up to 0...700bar(gauge) 0...350bar(absolute)
Mounting Simplicity
* The STK131 can be mounted in any orientation(Vertical, Horizontal, or inverted) without affecting
its performance.
* M20X1.5 process connection(standard, others on request), 304SS
4 to 20mA output
10.5 to 45VDC power supply
Power supply(polarity protected)
* Supply voltage:10.5...45 VDC
Output signal
* 2-wire: 4...20 mA(standard), Option: HART-protocol
* 3-wire:1...5 V(optional)
Performance
* Communication resistance(for HART-protocol): 250 Ω
* Accuracy: Nominal range 0.2%
0.25% accuracy for range trundown 1.5:1
0.5% accuracy for range trundown 2:1
* Permissible load: ≤1000Ω
* Long term stability: Typically 0.15% per year
* Rise time: 200 ms (without consideration of electronic damping)
* Thermal effect : ±0.02%FS/K
Electrical protection
* Insulation resistance: >250M
* Short-Circuit protection: Permanent
* Miswiring: No damage, and no function
* Overvoltage protection: 500 V
* Intrinsic safety: Exia II CT4~T6
* Power supply influence: Negligible
* Vibration effect : <0.01% of URL /g
when tested 200Hz in any axis relative
* Installation position: Any
Permissible temperature
* Medium: -30...85C
* Environment:-30...85C
* Storage:30...85C
Process connections
* Standard:M20X1.5
* Optional: G1/2/NPT1/2/NPT1/4/G1/4
Others: on request
Materials
* Housing:304SS
* Seals:FPM/Others: on request
* Process connection: 304SS
Display(option)
* Type:4-digit, red LED display, digit height 7mm, digit width 4.85mm
* Range:-1.9.9.9. To 9.9.9.9.