Status Output On Expansion Pcb - DeDietrich C 340 Series Installation And User Manual

High-efficiency floor-standing gas boiler with diematic evolution scb-01, diematic evolution scb-10
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Fig.89
types of status contacts, in rest
position
Status
Status
A
0-10V
+
-
4
3
3
2
2
1
Tab.72
Required components
Components
Status output
Two-wire cable
Fig.90
Status connectors
Status
Status
A
0-10V
+
-
4
3
3
2
2
1
7762666 - v.02 - 29092020
Status
B
Nc
C
No
AD-3001728-01
Details
Device which provides a Status output connector
To connect the status output connector to a relay or a lamp. Diameter from 3 to 8 mm, 0,5 -
2,5 mm² cores.
Status
B
Nc
C
No
AD-3001728-01
9.2.7

Status output on expansion PCB

The appliance can output status information via a status contact. You can
use this output to turn on a signal light or relay when the appliance is in a
locking or blocking status, for example.
Two types of status contacts exist:
Tab.71
Types of status contacts
Type
Wire
Functionality
posi­
tions
A
2
Contains a 'normally open' (NO) relay contact. When
the set status is true, the contact closes.
B
3
Contains a 'single pole, dual throw' (SPDT) relay con­
tact. When the set status is true, the normally open
(NO) contact closes and the normally closed (NC)
contact opens.
Caution
The maximum current for these contacts is 5 A at 30 VDC or 10 A
at 230 VAC
Required components
The following components are required:
Hardware configuration
No specific hardware configuration is required.
Electrical connections
1. Connect the wires to the Status contact:
1.1. To make use of the normally open (NO) contact on connector
type A, connect the wires to 3 and 4.
1.2. To make use of the normally open (NO) contact on connector
type B, connect the wires to C and No.
1.3. To make use of the normally closed (NC) contact on connector
type B, connect the wires to C and Nc.
2. Guide the wiring towards the electrical connections of the appliance.
3. Connect a relay or a light to the wires.
Settings
Depending on the requirements the following parameters need to be
checked and adjusted.
9 Installer instructions
C 340 / C 640
79

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