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Product

 [SD8829]  Color screen wind speed and direction display instrument

  SD8829 using the standard ,easy access to PLC，DCS and other instruments or systems for monitoring wind speed,conductivity state quantities.The internal use of high-precision sensing core and related devices to ensure high reliability and excellent long-term stability,can be customized RS232,RS485,CAN,4-20mA,DC0~5V\10V,ZIGBEE,Lora,WIFI,GPRS and other output methods.

Technical Parameters

Technical parameterParameter value
BrandSONBEST
Wind speed range0~30m/s
Start wind0.2m/s
Wind speed accuracy±3%
Shell materialaluminum
Wind direction range0~360°
Wind direction resolution22.5°
InterfaceRS485/4-20mA/DC0-5V/DC0-10V
PowerDC12~24V 1A
Running temperature-40~80°C
Working humidity5%RH~90%RH

Product Selection

    Product DesignRS485,4-20mA,DC0-5V,DC0-10VMultiple output methods, the products are divided into the following models depending on the output method.
Product model output method
SD8829BRS485总线
SD8829M4-20mA
SD8829V5DC0-5V
SD8829V10DC0-10V

Product Size

SD8829

SD8829

How to wiring?

SD8829

SD8829

SD8829

Why choose this product?

SD8829

SD8829

SD8829

SD8829

Application solution

SD8829

SD8829

How to use?

SD8829

1. wind speed and current computing relationship

  For example, the range is 0~30m/s, the analog output is 4~20mA current signal, wind speed and current The calculation relationship is as shown in the formula: C = (A2-A1) * (X-B1) / (B2-B1) + A1, where A2 is wind speed range upper limit, A1 is the lower limit of the range, B2 is current output range upper limit, B1 is the lower limit, X is the currently read wind speed value, and C is the calculated current value. The list of commonly used values is as follows:
current(mA)wind speedValue (m/s) Calculation Process
40.0(30-0)*(4-4)÷(20-4)+0
51.9(30-0)*(5-4)÷(20-4)+0
63.8(30-0)*(6-4)÷(20-4)+0
75.6(30-0)*(7-4)÷(20-4)+0
87.5(30-0)*(8-4)÷(20-4)+0
99.4(30-0)*(9-4)÷(20-4)+0
1011.3(30-0)*(10-4)÷(20-4)+0
1113.1(30-0)*(11-4)÷(20-4)+0
1215.0(30-0)*(12-4)÷(20-4)+0
1316.9(30-0)*(13-4)÷(20-4)+0
1418.8(30-0)*(14-4)÷(20-4)+0
1520.6(30-0)*(15-4)÷(20-4)+0
1622.5(30-0)*(16-4)÷(20-4)+0
1724.4(30-0)*(17-4)÷(20-4)+0
1826.3(30-0)*(18-4)÷(20-4)+0
1928.1(30-0)*(19-4)÷(20-4)+0
2030.0(30-0)*(20-4)÷(20-4)+0
    As shown in the above formula, when measuring 8mA, current current is 11.5m/s。

2. conductivity and current computing relationship

  For example, the range is 0~360°, the analog output is 4~20mA current signal, conductivity and current The calculation relationship is as shown in the formula: C = (A2-A1) * (X-B1) / (B2-B1) + A1, where A2 is conductivity range upper limit, A1 is the lower limit of the range, B2 is current output range upper limit, B1 is the lower limit, X is the currently read conductivity value, and C is the calculated current value. The list of commonly used values is as follows:
current(mA)conductivityValue (°) Calculation Process
40.0(360-0)*(4-4)÷(20-4)+0
522.5(360-0)*(5-4)÷(20-4)+0
645.0(360-0)*(6-4)÷(20-4)+0
767.5(360-0)*(7-4)÷(20-4)+0
890.0(360-0)*(8-4)÷(20-4)+0
9112.5(360-0)*(9-4)÷(20-4)+0
10135.0(360-0)*(10-4)÷(20-4)+0
11157.5(360-0)*(11-4)÷(20-4)+0
12180.0(360-0)*(12-4)÷(20-4)+0
13202.5(360-0)*(13-4)÷(20-4)+0
14225.0(360-0)*(14-4)÷(20-4)+0
15247.5(360-0)*(15-4)÷(20-4)+0
16270.0(360-0)*(16-4)÷(20-4)+0
17292.5(360-0)*(17-4)÷(20-4)+0
18315.0(360-0)*(18-4)÷(20-4)+0
19337.5(360-0)*(19-4)÷(20-4)+0
20360.0(360-0)*(20-4)÷(20-4)+0
    As shown in the above formula, when measuring 8mA, current current is 94°。

1. wind speed and voltage computing relationship

  For example, the range is 0~30m/s, the analog output is 0~5V voltage signal, wind speed and voltage The calculation relationship is as shown in the formula: C = (A2-A1) * (X-B1) / (B2-B1) + A1, where A2 is wind speed range upper limit, A1 is the lower limit of the range, B2 is voltage output range upper limit, B1 is the lower limit, X is the currently read wind speed value, and C is the calculated voltage value. The list of commonly used values is as follows:
voltage(V)wind speedValue (m/s) Calculation Process
00.0(30-0)*(0-0)÷(5-0)+0
16.0(30-0)*(1-0)÷(5-0)+0
212.0(30-0)*(2-0)÷(5-0)+0
318.0(30-0)*(3-0)÷(5-0)+0
424.0(30-0)*(4-0)÷(5-0)+0
530.0(30-0)*(5-0)÷(5-0)+0
10135.0(360-0)*(10-4)÷(20-4)+0
    As shown in the above formula, when measuring 2.5V, current voltage is 15m/s。

2. conductivity and voltage computing relationship

  For example, the range is 0~360°, the analog output is 0~5V voltage signal, conductivity and voltage The calculation relationship is as shown in the formula: C = (A2-A1) * (X-B1) / (B2-B1) + A1, where A2 is conductivity range upper limit, A1 is the lower limit of the range, B2 is voltage output range upper limit, B1 is the lower limit, X is the currently read conductivity value, and C is the calculated voltage value. The list of commonly used values is as follows:
voltage(V)conductivityValue (°) Calculation Process
00.0(360-0)*(0-0)÷(5-0)+0
172.0(360-0)*(1-0)÷(5-0)+0
2144.0(360-0)*(2-0)÷(5-0)+0
3216.0(360-0)*(3-0)÷(5-0)+0
4288.0(360-0)*(4-0)÷(5-0)+0
5360.0(360-0)*(5-0)÷(5-0)+0
10135.0(360-0)*(10-4)÷(20-4)+0
    As shown in the above formula, when measuring 2.5V, current voltage is 180°。

1. wind speed and voltage computing relationship

  For example, the range is 0~30m/s, the analog output is 0~10V voltage signal, wind speed and voltage The calculation relationship is as shown in the formula: C = (A2-A1) * (X-B1) / (B2-B1) + A1, where A2 is wind speed range upper limit, A1 is the lower limit of the range, B2 is voltage output range upper limit, B1 is the lower limit, X is the currently read wind speed value, and C is the calculated voltage value. The list of commonly used values is as follows:
voltage(V)wind speedValue (m/s) Calculation Process
00.0(30-0)*(0-0)÷(10-0)+0
13.0(30-0)*(1-0)÷(10-0)+0
26.0(30-0)*(2-0)÷(10-0)+0
39.0(30-0)*(3-0)÷(10-0)+0
412.0(30-0)*(4-0)÷(10-0)+0
515.0(30-0)*(5-0)÷(10-0)+0
618.0(30-0)*(6-0)÷(10-0)+0
721.0(30-0)*(7-0)÷(10-0)+0
824.0(30-0)*(8-0)÷(10-0)+0
927.0(30-0)*(9-0)÷(10-0)+0
1030.0(30-0)*(10-0)÷(10-0)+0
15247.5(360-0)*(15-4)÷(20-4)+0
    As shown in the above formula, when measuring 5V, current voltage is 15m/s。

2. conductivity and voltage computing relationship

  For example, the range is 0~360°, the analog output is 0~10V voltage signal, conductivity and voltage The calculation relationship is as shown in the formula: C = (A2-A1) * (X-B1) / (B2-B1) + A1, where A2 is conductivity range upper limit, A1 is the lower limit of the range, B2 is voltage output range upper limit, B1 is the lower limit, X is the currently read conductivity value, and C is the calculated voltage value. The list of commonly used values is as follows:
voltage(V)conductivityValue (°) Calculation Process
00.0(360-0)*(0-0)÷(10-0)+0
136.0(360-0)*(1-0)÷(10-0)+0
272.0(360-0)*(2-0)÷(10-0)+0
3108.0(360-0)*(3-0)÷(10-0)+0
4144.0(360-0)*(4-0)÷(10-0)+0
5180.0(360-0)*(5-0)÷(10-0)+0
6216.0(360-0)*(6-0)÷(10-0)+0
7252.0(360-0)*(7-0)÷(10-0)+0
8288.0(360-0)*(8-0)÷(10-0)+0
9324.0(360-0)*(9-0)÷(10-0)+0
10360.0(360-0)*(10-0)÷(10-0)+0
15247.5(360-0)*(15-4)÷(20-4)+0
    As shown in the above formula, when measuring 5V, current voltage is 180°。

Product Pictures

SD8829

Product Pictures

SD8829

SD8829

SD8829

SD8829

User Manual

Color screen wind speed and direction display instrument

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Development File
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Email: sale@sonbest.com

BRAND: KLHA

TYPE: SD8829

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SKYPE: SOOBUU

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