GPRS terminal

I. GPRS device parameters:

1. Appearance size: 250MMX190MMX85MM;

2. Power supply voltage: 24V DC power supply;

3. Static working current <=70mA;

4. MBUS full load water meter: 255;

5. The working current of reading meter at full load <1A;

6. GPRS meter reading time can be set;

7. GPRS transmission time can be set;

8. All kinds of water meter mixed Settings use meter reading;

9. Support a variety of communication transmission: 232; 485; Bluetooth; GPRS, etc.

10. Large amount of meter reading data stored in water meter;

II. Communication mode

1. Two M-BUS cables are used for communication, and the power cable is used for communication.

2. Standard MODBUS, 188,645 protocol.