Level transmitter

Release date:2018-10-24 16:10:10

Specifications:1. Measuring: 0 ~10mmH2O ~20mH2O2. Sensor: Capacitive ceramic sensor3. Output: 4 ~20mA, 1~5V4. Supply voltage: 10.5~45V5. Accuracy: 0.1, 0.2, 0.5,6. Diameter: Φ 38mmPower supply

Specifications:
1. Measuring: 0 ~10mmH2O ~20mH2O
2. Sensor: Capacitive ceramic sensor
3. Output: 4 ~20mA, 1~5V
4. Supply voltage: 10.5~45V
5. Accuracy: 0.1, 0.2, 0.5,
6. Diameter: Φ 38mm

Power supply (polarity protected):
* Supply voltage: 12...45 VDC

Output signal:
* 2-wire-system: 4...20 mA with superimposed signal for HART protocol digital communication
* 3-wire-system (optional): 1...5V
* Signal range: 3.8mA...22.8mA
* Signal on alarm: 3.8mA/ 22.8mA/Others on request

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

Performance:
* Accuracy: Nominal range 0.1%
  0.25% accuracy for range trundown 4: 1
  0.5% accuracy for range trundown 10: 1
* Static pressure effect: Zero error: 0.1%/7Mpa
  Span error: 0.2%/7Mpa
* Power supply effect: Negligible
* Vibration effect: <0.01% of URL /g when tested 200Hz in any axis relative
* Thermal effect: &plusmn; 0.05%/10K
* Compensated temperature range of sensor: -20...80&ordm;C
* Permissible load: &le; 50(V-12)&Omega;
* 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
* Communication resistance for HART protocol: Typ. 250 &Omega;

Application conditions:
* Humidity: 5...98%
* Ambient and operation: -30-85&ordm;C (without display), -20-70&ordm;C (with display)
* Storage: -30-85 &ordm;C
* Ingress protection: IP 68
* 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 
Output4...20 mA +HART protocol digital communication 
3-wire-system (optional): 1...5V
Signal range:3.8mA...22.8mA 
AccuracyNominal range 0.1% 
  0.25% accuracy for range trundown 4: 1 
0.5% accuracy for range trundown 10: 1 
Static pressure effect:Zero error: 0.1%/7Mpa                                      Span error: 0.2%/7Mpa
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 
Communication resistance for HART Protocol:  250 Ω  
Insulation resistance:  > 250MΩ
Short-Circuit protection:Permanent
Reverse polarity protection:No damage, and no function
Overvoltage protection:    500 V
Power supply influence:Negligible
Vibration effect:    < 0.01% of URL /g, when tested 200Hz in any axis relative