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