Data Streams For Modbus Protocol - Digi Connect Sensor User Manual

Data stream definitions
Short
name Long name
par Parity
saddr<1- Modbus station
4> addresses
sbt Stop bit
val Variable that returns a
value
vars<1-4> Corresponding Modbus
variable list

Data streams for Modbus protocol

Item Name
1 Connect Sensor device ID
2 Group
3 Modbus station address
4 Modbus variable address
5 Short name
Digi Connect® Sensor User Guide
Modbus (modb1) data stream definitions
Description
The check bit for detecting an error in transmission:
none
n
odd
n
even
n
The station address number that is configured for the
Modbus sensor device.
The bit that marks the end of a unit transition.
1
n
2
n
Coils and discrete inputs will be 0 or 1.
Input and holding registers will be 16-bit unsigned integer
values, or signed floating point values, depending on
configuration.
Comma-separated list of variable addresses.
Description
Identifies the device.
Identifies the device-specific function or sensor for the data
stream. For example, modb1 corresponds to the sensor for a
device with Modbus protocol enabled.
Identifies the station address that is being monitored.
Identifies the variable address that is being monitored at the
specified station address.
Identifies the specific data point. In this example, val is the
value that is returned.
106