ABB OMD800 - Page 41

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AUTOMATIC CONTROL UNIT, OMD800
AUTOMATIC CONTROL UNIT, OMD800
Digital Outputs 6-10 and 12, Contact status
Table 7.7 Digital Outputs 6-10 and 12, contact status
1)
Digital outputs 6-10 and 12, Function Disconnect secondary loads can be only controlled via Modbus communication interface.
This way user can have different loads which can be controlled independently via Modbus communication interface.
Figure 7.29 Digital Output 6 – Contact Type, NO is the default
Digital Output 6
Function
Contact Type
1/2
A07144
DO6 Function
Emergency/Alarm
A07145
Cancel EditOK
Digital Output 6
Function
Contact Type
2/2
A07146
DO6 Contact Type
NO
A07147
Cancel EditOK
Figure 7.28 Digital Output 6 - Function, Emergency/Alarm is the default
Contact type
NO
Contact type
NC
Function Function status
Contact status
No function Digital output disabled
Emergency/alarm Emergency/alarm (ON) Closed Open
Emergency/alarm (OFF) Open Closed
Line 1 status Line 1 status (OK) Open Closed
Line 1 status (NOT OK) Closed Open
Line 2 status Line 2 status (OK) Open Closed
Line 2 status (NOT OK) Closed Open
Change-over switch alarm Change-over switch alarm
(ON)
Closed Open
Change-over switch alarm
(OFF)
Open Closed
Manual mode Manual mode (ON) Closed Open
Manual mode (OFF) Open Closed
Disconnect secondary loads
1)
Disconnect secondary loads
(ON)
Closed Open
Disconnect secondary loads
(OFF)
Open Closed
Pre-transfer signal Pre-transfer sign (ON) Closed Open
Pre-transfer signal (OFF) Open Closed
I Status I Status (ON) Closed Open
I Status (OFF) Open Closed
O Status O Status (ON) Closed Open
O Status (OFF) Open Closed
II Status II Status (ON) Closed Open
II Status (OFF) Open Closed