ventus
Operating Manual V16/05.2016
52
G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany
20.5.12 Heating Duty
Description:
This command is used to switch between full and half heating duty.
Request:
<ID>‚‘HP’<value>(CR)
<ID>
Device address (2 decimal places with leading zeros)
<value>
0 …full heating duty
1… alternating heating
The current setting is delivered as the response if no entry is made for <value>.
Response:
!<ID>
‘HP’<value>(CR)
20.5.13 Heating Mode
Description:
This command is used to switch between 4 heating modes. The trigger
property TG is automatically set to 0 (disabled) when the setting values are 3 or 4.
Request:
<ID>‘HT’<value>(CR)
<ID>
Device address (2 decimal places with leading zeros)
<value>
0: Heating is always off
1: Heating is automatically controlled
1
Heating switches on when the housing temperature falls below +2°C
(adjustable between 2°C and 10°C) and switches off at a housing
temperature of >+7°C (set tempe5°C)
2: The switch-on temperature is shifted to +40°C; thus the heating switches
on at room temperature (for test purposes only)
3: Heating is disabled when the control line is at “high” level, otherwise
automatic
4: Heating is disabled when the control line is at “low” level, otherwise
automatic
The current setting is delivered as the response if no entry is made for <value>.
Response:
!<ID>
‘HT’<value>(CR)
20.5.14 Device ID
Description:
This command is used to set the sensor ID.
Request:
<ID>‘ID’<value>(CR)
<ID>
Device address (2 decimal places with leading zeros)
<value>
New ID
The current setting is delivered as the response if no entry is made for <value>.
Response:
!<ID>
‘ID’<value>(CR)
20.5.15 Measurement Interval
Description:
This command is used to set the measurement interval.
Request:
<ID>‘MD’<value>(CR)
<ID>
Device address (2 decimal places with leading zeros)
<value>
0..10 seconds
The current setting is delivered as the response if no entry is made for <value>.
Response:
!<ID>
‘MD’<value>(CR)
1
Factory setting
