User Manual

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Document Name: Common Commands and Attributes v1.3.0 Revision: 1.2
an RXQ alarm is triggered.
This attribute reply with status of the Received Data Quality alarm source.
Format:
<RXQ>
where
<RXQ> is status of the received data quality.
0 if status is OK
1 if status is ERROR
- (dash) if measured data is not available (for example, not sufficient data
available).
Example:
GET RXQ
Reply:
1
indicating that received data packets contains a too high percentage of errors.
Note! If node is not part of a repeater system, an error message will be produced:
“Error: Node not part of a repeater system, parameter not supported.”
12.4.5 RQL – Received Data Quality Level
12.4.5.1 Overview
Displays quality of the received data packets from node master.
12.4.5.2 Usage
Attribute Type: Read-Only
The system slave constantly runs statistics on the last 1000 data packets received
from the Node Master, and once per second calculates number of packets with
errors (such as CheckSum errors or illegal length of received data packets). If
percentage of correctly received packets decreases below a configurable threshold,
an RXQ alarm is triggered.
This attribute replies with the last measured level of the Received Data Quality.
Format:
N
where N is the value in % * 10 for valid data packets received.
Example:
GET RQL
Reply:
998
meaning that 99.8% of data packets were error free/correctly received.
Note! If node is not part of a repeater system, an error message will be produced:
“Error: Node not part of a repeater system, parameter not supported.”
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