User Manual

49
Fire & Security Products
Siemens Building Technologies Group
1964_a_en_--.doc
07.2001
5.8.2 Structure 1552: Output element with feedback
Abstract representation of a digital output. Activation of the peripheral device is moni-
tored via a separate digital input.
1552: Addressing
Sector: PLANT MONITORING
ADF1/2: Based on sequence number
1552: Valid states
State Description Valid commands
INACTIVE
The element is in the ON state (connected into the circuit). The
affiliated digital output is in the quiescent state.
ACTIVE
OFF
ACTIVE
The affiliated digital output is in the active state and the activation
of the peripheral devices has been confirmed.
INACTIVE
OFF
OFF
The affiliated digital output is in the quiescent state. Incoming
control commands are not processed.
ON
FAULTY
Correct functioning of the element is not assured. The affiliated
digital output is in the quiescent state.
ACKNOWLEDGE
OFF
1552: State transition diagram
To
From
ACTIVE ACTIVE –
FEEDBACK
INACTIVE
OFF FAULTY INACTIVE INACTIVE --
FEEDBACK
ACTIVE
ACTIVE
--- ---
 Off
--------------
Q 68 56
 Active &
Faulty
--------------
U 68 46
 Inactive
--------------
N 68 4D
 Inactive
--------------
N 68 4D
ACTIVE –
FEEDBACK
INACTIVE
 Active
--------------
Q 68 4F
---
 Off
--------------
Q 68 56
 Faulty
--------------
U 68 46
 Inactive
-------------
N 68 4D
---
OFF
--- --- ---
 On &
Faulty
--------------
U 68 46
 On
--------------
N 68 4D
 On
--------------
N 68 4D
FAULTY
--- ---
 Off
--------------
Q 68 56
---
 Faulty
-------------
N 68 4D
 Faulty
-------------
N 68 4D
INACTIVE --
FEEDBACK
ACTIVE
--- ---
 Off
--------------
Q 68 56
 Faulty
--------------
U 68 46
 Feedb. Inactive
----------------------
N 68 4D
---
INACTIVE  Active
--------------
Q 68 4F
 Active --
No Feedback
-----------------
U 68 2A
 Off
--------------
Q 68 56
 Faulty
--------------
U 68 46
---
 Inactive –
Feedback active
----------------------
U 68 2B
1552: Telegram repertoire MESSAGES
Sector DMS Adr ADF1/2 Sep Data A Data B Priority Text A Text B
P <CCaddr> <adf12> U/Q 68 2A FAULT Control device Active – no feedback
P <CCaddr> <adf12> U/Q 68 2B FAULT Control device Inactive – feedback active
P <CCaddr> <adf12> U/Q 68 46 FAULT Control device Faulty
P <CCaddr> <adf12> N 68 4D NORMAL Control device Inactive
P <CCaddr> <adf12> Q 68 4F ANOMALY Control device Active
P <CCaddr> <adf12> Q 68 56 ANOMALY Control device Off
1552: Telegram repertoire COMMANDS
Sector DMS Adr ADF1/2 Sep Data A Data B Text A Text B
P <CCaddr> <adf12> R 68 4D Control device Inactive
P <CCaddr> <adf12> R 68 4F Control device Active
P <CCaddr> <adf12> R 68 55 Control device On
P <CCaddr> <adf12> R 68 56 Control device Off
P <CCaddr> <adf12> R 68 86 Control device Acknowledgment (fault)