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Siemens Building Technologies Basic Documentation RVD230 CE1P2383en
HVAC Products 29 Function block Operation locking functions 27.05.2004
29 Function block Operation locking
functions
29.1 Operating lines
Line Function, parameter Unit Factory setting Range
195 Locking settings on the software side 0 0…4
196 Locking setting level "Locking functions" on the hard-
ware side (operating lines 171…196)
0 / 1
29.2 Locking settings on the software side
The settings on all levels, or a certain part of them, can be locked on the software side.
They can then still be read, but can no longer be adjusted. The choices available on
operating line 195 are the following:
Setting Locking on the software side
0 No locking
D.h.w. settings locked. This applies to the following operating lines:
4 = d.h.w. setpoint
17…23 = d.h.w. program
101 = release of d.h.w. heating
1
125 = assignment of d.h.w.
2
Heating engineer level locked
3 D.h.w. settings and heating engineer level locked
4 All settings locked
29.3 Locking of setting level ”Locking functions”
on the hardware side
In addition to locking all settings on the software side, this function is used to lock the
”Locking functions” level on the hardware side. The respective entry is made on operat-
ing line 196:
Setting Locking on the hardware side
0 No locking of the setting level ”Locking functions"
1 Settings on the ”Locking functions” level locked
If locking on the hardware side is activated, access to the locking function level is pos-
sible only when, previously, terminals B31–M have been linked.
For details on access to the locking functions level, refer to subsection 32.1.6 "Setting
levels and access rights".
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