User Manual

2
Modbus Interface Specifications
Modbus Data Model
22
Building Technologies
A6V10316242_a_en
CPS Fire Safety
31.05.2019
Bit
Information
Notes
11
Test active
Activated for test
12
—
Not used
13
Fault
Faulty
14
Prealarm
Pre-alarmed
15
Active / Alarm
Activated / Alarmed
Control
WT_Ctrl (Input registers, default base address: 3500)
Bit
Information
Notes
0 (lsb)
Non-default mode
Default range for possible abnormal mode
1-5
—
Not used
6
Test
Set in test mode
7
Off / Temporary off
Excluded, Excluded temporarily
8
Non-default value
Abnormal condition such as drift state (maintenance required) or
other anomalies resulting in a reduced safety
9-10
—
Not used
11
Test active
Activated for test
12
Not ready
Not ready to switch on. For example, if a previous activation is
somehow still affecting the detection
13
Fault
Faulty
14
—
Not used
15
Active
Activated
Control element (control channel)
WT_CtrlChan (Input registers, default base address: 4800)
Bit
Information
Notes
0 (lsb)
Non-default mode
Default range for possible abnormal mode
1-5
—
Not used
6
Test
Set in test mode
7
Off
Excluded
8
Non-default value
Abnormal condition resulting in a reduced safety
9-10
—
Not used
11
Test active
Activated for test
12
—
Not used
13
Fault
Faulty
14
—
Not used
15
Alarm
Activated / Alarmed
Hardware object
WT_HWObj (Input registers, default base address: 6601)
Bit
Information
Notes
0 (lsb)
Non-default mode
Default range for possible abnormal mode
1-6
—
Not used