Download Monnit Serial MODBUS Gateway

Reference Section
Complete Gateway Features and Resource Mapping
Reference
Through the Modbus interface, the following features are available for access by a modbus master. All coils and registers are
available for read or write access through the MODBUS address
mapping presented here.
Ref.1 - Gateway Coils
*%$?
%
coils. These are intended to report the status, control the state, or
trigger events on the gateway.
Coil Name
Address
Description
WACTIVE
0
True (1) denotes that the system is con
$]]%
sensor.
False (0) denotes that the Wireless system is not active.
Causes for this include:
#
DATA_READY
1
No Registered Sensors.
True (1) denotes that new data has been
written to the FRR.
False (0) denotes that no new data has
been written to the FRR.
FRR(Fast Read Records)– a contiguous
sensor data report block.
RST_DEVICE
20 |
2
Writing True (1) to this coil will force a
device reset and cleans out all current
status. Always read as False (0).