User Manual

2
Modbus Interface Specifications
Modbus Data Model
40
Building Technologies
A6V10316242_a_en
CPS Fire Safety
31.05.2019
MDHW – Matériel Déporté (Remote Module Hardware)
WT_MDHW (Input registers, default base address: 1800)
Bit
Information
Notes
0 (lsb)
Non-default mode
Abnormal mode resulting in a reduced safety
1-7
-
Not used
8
Non-default value
Abnormal condition resulting in a reduced safety
9-12
-
Not used
13
Fault
MD20 fault or Internal bus fault (BBUS, GBUS, PBUS)
14-15
-
Not used
Mains Power Supply
WT_Mains (Input registers, default base address: 1900)
Bit
Information
Notes
0 (lsb)
Non-default mode
Abnormal mode resulting in a reduced safety
1-7
-
Not used
8
Non-default value
Abnormal condition resulting in a reduced safety
9-12
-
Not used
13
Fault
Mains power supply is not available (on MC20, MCO, or
MD20 modules) or mains element is faulty.
14-15
-
Not used
Battery
WT_Battery (Input registers, default base address: 2500)
Bit
Information
Notes
0 (lsb)
Non-default mode
Abnormal mode resulting in a reduced safety
1-7
-
Not used
8
Non-default value
Abnormal condition resulting in a reduced safety
9-12
-
Not used
13
Fault
Battery fault (on MC20, MCO, or MD20 modules) or
battery element faulty
14-15
-
Not used
MCIO – MC20 Input/Output
WT_MCIO (Input registers, default base address: 3500)
Bit
Information
Notes
0 (lsb)
Non-default mode
Abnormal mode resulting in a reduced safety
1-7
-
Not used
8
Non-default value
Abnormal condition resulting in a reduced safety
9-14
-
Not used
15
Active
Input or Output is active