GW-7828 (Modbus RTU Slave to MBus Master Gateway) User Manual
Version 1.00
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4.9 Register
The “Register” field records the total word count and the Modbus address of every data at
GW-7828. Take the below as an example, this is a water meter (Medium) of EN-13757 protocol
(Protocol) with serial number 10153802 (Serial). It has total 4 words data length (Register) and
1
st
data is 8 digit BCD type (Value) from Modbus address 0x0000 ~ 0x0001 (Register) and 2
nd
data is also 8 digit BCD type (Value) from Modbus address 0x0002 ~ 0x0003 (Register). The
GW-7828 will update the meter data as fast as per 60 second one time (Cycle).
Note: If GW-7828 updates all meters data faster than setting cycle time 60 second, the all
meters data will be update every 60 second. But if slower than 60 seconds, GW-7828 will
update all meters data as soon as possible.