T3-1
series
Ultrasonic Water Meter
Installation Instruction
Welcome use the T3-1 series ultrasonic water meter
The water meter be adapted by the advanced ultrasonic transit-time measurement technology
according to GB/T778.1-2007, IOS4064-1:2005 standard
1. Parts Description
Front View
Display:
Alarm/Error
Leak Detector
Wireless Power Supply
Communication
Permanent Fault
Battery Low Warning
Liquid Direction
Current Loop Connection
Pulse Output
Stable Flow Device
Standard:
1 485+
（
A
）
2 485 -
（
B
）
3 DC8-36V
4 GND
Provide below communication interface and output
1. RS485
2. M-BUS
3. DC8-36V
4.
Two-wired system 4-20mA output
5. OCT1
(open collector output 1)
6. OCT2
（
open collector output
2
）
7. C1
(TTL level pulse output 1
）
8. C2
(TTL level pulse output 2
）
Touch Key
Infrared Communication Interface
Ground Terminal
Batch Number
Label
Pipe Diameter and
Fluid Arrow Direction
Junction
Box Cover
Junction
Terminal
External Waterproof Junction Box
Can
complete
the
wiring
junction
without opening the water meter cover
PS:
when ordering, you can choose any two of the above communication
interface or output, lead to the external junction box
Back View
