Siemens LMU64 Series - Sequence diagram

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Siemens Building Technologies Basic Documentation LMU54... / LMU64... CC1P7494en
HVAC Products 3 Functions 07.11.2002
dependent on
parameter
setting
dependent on
parameter
setting
dependent on
parameter
setting
dependent on
parameter
setting
dependent on
parameter
setting
dependent on
parameter
setting
PH_
THL2
Z
PH_
THL2
Z
22 0 1 2 3 654
10 Hz
11 Bw
12 Hz+Bw
20 2 4 7 21 99
HMI
display:
Phase
Home run
TLOTNB
Standby
ti
PH_TNB
tv TBRE TW1 TW2 tvz tsa1 tsa2 tn
tsa
TNN tsa1 tsa2
tsa
THL2 tn
PH_TLO PH_TNN
PH_
STANDBY
PH_
STARTVER
PH_
THL1_1
PH_TV PH_TBRE PH_TW1 PH_TW2 PH_TVZ
PH_
TSA2_1
PH_TI
PH_
MODU-
LATION
PH_
THL2_1
PH_TN_1
PH_
TSA1_1
PH_
TSA2_2
PH_
TSA1_2
PH_
THL2_2
PH_TN_2
PH_
STOER
THL1
PH_
THL1_2
THL1 (TW1)
PH_TW1
Flame
Heat demand
PH_
TSA1_2
PH_
STANDBY
PH_
THL2
PH_
THL2
PH_
THL2
PH_
THL2
PH_
THL2
Z Z
7494f01e/0801
NoG_Null
BV
Ignition
LP (4)
NoG_Max
N_VL
N_TL
N_Vor
N_ZL
-N_TL_Delta
-N_ZL_Delta
+N_ZL_Delta
-N_Vor_Delta
+N_VL_Delta
LP (3)
LP (2)
ZZZZ
ZZ
ZZZZ
ZZ
Z
Z
PH_
THL2
Operation
ZZ
22
0 1
2
3
654
10 Hz
11 Bw
12 Hz+Bw
20 2 4 7 21 99
HMI
display:
Phase
Home run
TLOTNB
Standby
ti
PH_TNB
tv TBRE
TW1
TW2 tvz tsa1 tsa2 tn
tsa
TNN tsa1 tsa2
tsa
THL2 tn
PH_TLO PH_TNN
PH_
STANDBY
PH_
STARTVER
PH_
THL1_1
PH_TV PH_TBRE PH_TW1 PH_TW2 PH_TVZ
PH_
TSA2_1
PH_TI
PH_
MODU-
LATION
PH_
THL2_1
PH_TN_1
PH_
TSA1_1
PH_
TSA2_2
PH_
TSA1_2
PH_
THL2_2
PH_TN_2
PH_
STOER
THL1
PH_
THL1_2
THL1 (TW1)
PH_TW1
PH_
THL2
Z
R
PH_
THL2
PH_
THL2
Z
R
Flame
PH_
TSA1_2
PH_
STANDBY
PH_
THL2
PH_
THL2
PH_
THL2
PH_
THL2
PH_
THL2
Z
Z
Z Z
7494f02e/0201
NoG_Null
BV
Ignition
LP (4)
NoG_Max
N_VL
N_TL
N_Vor
N_ZL
-N_TL_Delta
-N_ZL_Delta
+N_ZL_Delta
-N_Vor_Delta
+N_VL_Delta
dependent on
parameter
setting
LP (3)
LP (2)
ZZ
ZZ
ZZ
ZZ
Z
Z
R
ZZ
R
Z
RR
ZZ
RR
ZZ
RR
ZZ
R
Z
R
Heat demand
R
Logic on
Logic off
On deviation
transition to home run
Deviation leads to lockout
On deviation transition to
specified or following
phase
Control
Permitted range
Prohibited range
-> Home run
Prohibited range
-> Lockout
Ideal signal
Transition criterion
Control signal
Triggering forced prepurging
Repetition can be parameterized,
then lockout
Z
Operation
dependent on
parameter
setting
dependent on
parameter
setting
dependent on
parameter
setting
dependent on
parameter
setting
dependent on
parameter
setting
Sequence diagram
Capacity range < 70 kW
Capacity range 70...120 kW