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8.2.5.6. GazModem mode
CAUTION!
Option discontinued from v 1.43 of firmware for module MT-101.
The description is solely for legacy support .
MT-101 Module operating in
GazModem mode
enables communication with gas
counters operating on GazModem transmission protocol. Data received at PORT2 are
placed in respective registers of MT-101 module's memory map.
8.2.5.6.1. Read interval
Function
- Defines (in seconds) an interval between readings from
peripheral device operating on GazModem protocol in order to
update measurement data.
Data type
- number
Range
- 0....65535 [s]
Default
value
- 180 [s]
Comments
- value
0
(
zero
) forces max. possible frequency of updating. It
depends on speed of PORT2 along with size and number of
defined mapped spaces.
8.2.5.6.2. Number of retries
Function
- defines number of attempts to transmit data via PORT2 in case
of unconfirmed (within time defined by transmission Timeout
parameter) reception.
Data type
- number
Range
- 0....7
Default
value
- 2
Comments
- value
0
(
zero
) forces max. possible frequency of updating. It
depends on speed of PORT2 along with size and number of
defined mapped spaces.
8.2.5.6.3. Transmission timeout
Function
- Defines (in seconds) waiting time for confirmation of data
frame reception.
Data type
- number
Range
- 0....10 [s]
Default
value
- 2 [s]
Comments
- This value along with declared Number of retries influences
max. time of single data packet transmission.
8.2.5.6.4. Threshold hysteresis
Function
- Defines hysteresis for alarm thresholds values
Data type
- number
Содержание MT-101
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