Size: DN15-DN40 Application: Measuring
Communication: RS485/Modbus Material: PCB
Temperature: T30/T50 Power supply: 3.6V Lithium
Communication mode: RS-485/M-BUS/Pulse/Lora/GPRS/GSM/NB-IoT
Packing: Cartons Box1. Technical Parameter
Range ratio: R=250
Accurate Class: Class 2
Protocol: CJ-T188-208, EN1434, MODBUS
Standard: ISO4064:2005 (GB/T778-2007)
Comm. Port: MBUS, RS485, PULSE, or NB-IOT, LORAWAN
Max working pressure: 1.6MPa
Working environment: Temp:+5℃~+55℃; Humidity:<100%(RH)
2. Connection Instruction
1. Connect with IN-FLOW transducer
2. Connect with OUT-FLOW transducer
3. Connect with Temp. sensor (NPT)
4. Connect with MBUS cable
5. Connect with battery
6. Connect with RS485 cable
7. Connect with TTL cable
3. LCD Menu Instruction:
3.1.The ultrasonic water meter equipped with a 8 digital LCD, units and information flag.

The Meter has main menu and sub menu. There are two key operation, short push and long push. When need enter sub menu, long push more than 5 seconds. When need exit from sub menu, also long push. This push operation need magnetic parts.
3.2. main menu

3.3. Menu loop

3.4. sub menu 1
This sub menu is high resolution menu.

3.5. sub menu 2
This menu contained information of time and 24 month data.
3.6. sub menu 3
This sub menu contains error information. When error occurred, the accumulated volume and the date will be saved.
