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Water resource measurement and control device
Function description: Collection of parameters such as flow rate, water level, water pressure, and water quality
Product details
Functional Description
l Collection of parameters such as flow rate, water level, water pressure, and water quality;
l Support four working modes: query response, self reporting, compatibility, and debugging and maintenance;
l The clock and system clock are automatically synchronized and calibrated, and the system clock error does not exceed ±1s/d；
l Support simultaneous transmission of data to four or more sub centers;
l Support voice and SMS remote wake-up;
l Preservation of historical records and downloading of remote and historical records;
l Recharge remotely or locally, stop pumping due to outstanding fees, and strengthen management;
l Support remote/Local parameter settings and online application programming;
l supportPSTNEthernetGPRSTheCDMATheSMSCommunication methods such as ultra short wave and others;
l The communication protocol complies with the Water Resources Monitoring Data Communication Protocol issued by the Water Resources BureauSZY206-2012》;
l Industrial grade design, suitable for harsh working environments;
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technical indicators |
parameter |
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data collection |
Pulse acquisition |
±1pulse |
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discrete signal |
Passive contacts,4road |
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Simulated quantity |
12BIT，4~20mA/0~5V |
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data communication |
supported frequency bands |
GSM 850 / EGSM 900 / DCS 1800 / PCS 1900MHz |
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CMDA2000 1X800MHz |
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transmit power |
EGSM900 CLASS4（2W） |
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DCS1800 CLASS（1W） |
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SDMA（0.25W） |
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antenna interface |
50 ohm/ SMAjoint |
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communication |
RS232 |
2road |
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RS485 |
1road |
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Bluetooth |
V4.0 |
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audio |
audio input |
Mic Input |
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audio output |
GSMAudio output,TTSSpeech synthesis output |
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data store |
FLASH |
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RAM |
16K |
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EEPROM |
256K |
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Real time clock |
precision |
±5PPM |
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Time error with the system |
±1s/d |
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RF card |
operating frequency |
13.56MHZ |
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通信速率 |
106KBPS |
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card reading distance |
< |
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agreement |
supportISO14443 typeA，MIFAREStandard Algorithm |
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man-machine interface |
display |
128*96Dot Array,Han Display Backlight |
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keyboard |
Four keys |
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power supply |
DC12±20% |
DC12±20% |
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controlled output |
solid state relay |
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solid state relay |
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power output |
12VDC/24VDC |
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Switching output |
4road |
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working environment |
Operating Temperature |
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relative humidity |
≤95%(No condensation) |
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Specifications and Dimensions |
RTU |
160×110× |
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chassis |
Customized according to engineering requirements |
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