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Pressure transmitter

STK137
Details Advisory
Updated(2012-5-3)  Views(1726)

Specifications:
1. Ceramic sensor with diaphragm Al2O3, 99.9% 
     Silicon sensor (Optional)
2. Separate electronics and connection compartments
3. Easily accessible operation elements on the outside of the Instrument
4. Range: -0.1~ 70MPa

Power supply (polarity protected):
*Supply voltage: 10.5...45 VDC

Electrical protection:
*Insulation resistance: >250M Ω
*Short-Circuit protection: Permanent
*Reverse polarity protection: No damage, and no function
*Overvoltage protection: 500 V

Application conditions:
*Signal on alarm: 3.8mA/ 22.8mA/Others on request
*Compensated temperature range of sensor: -20...80ºC
*Humidity: 5...98%
*Ambient and operation: -40-85ºC (without display), -20-70ºC (with display)
*Storage: -40-85 ºC
*Ingress protection: IP 65
*Electromagnetic compatibility(EMC): Interference immunity and interference emission according to GB/T17626.2-1998), compliance with IEC 61000-4-3: 1995.

Supply voltage: 12...45 VDC 
Output 4...20 mA +HART protocol digital communication 
3-wire-system (optional): 1...5V
Signal range: 3.8mA...22.8mA 
Accuracy Nominal range 0.1%
0.25% accuracy for range trundown 4: 1
0.5% accuracy for range trundown 10: 1
Power supply effect: Negligible
Vibration effect:   < 0.01% of URL /g when tested 200Hz in any axis relative 
Thermal effect:   & plusmn; 0.05%/10K
Permissible load: & le; 50(V-12)Ω
Stability: 0.1% FSO/Year
Switch on delay: 5s 
Damping: 0 to 100s, step:   0.1s
Response time: 200 ms (without consideration of electronic damping) 
Self stability configuration: 0 to 2% 
Filter configured: 0 to 160 uA 
Adjustability:   Zero-adjustment screw
Communication resistance for HART Protocol:   Typ. 250 Ω  

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