Latching Mode; Horn Function - Intec PolyGard LGC/LG2-04 User Manual

PolyGard Multi-Point Controller
®
LGC-LG2 – UserManual LGC-LG2 – UserManual
User Manual - LGC/LG2-04
LGC-LG2 – UserManual
3.5.3

Latching Mode

Definition Latching Function
Symbol Description
R 01 Relay No.
No Latching Mode No
Acknowledging of a latching relay in the menu „Relay Status" is possible only if the sensor value is smaller than
the Staged set point including hysteresis. With this condition the status
Example: Relay R2 assigned to Latching mode
On
Alarm 2
Off
Display in the Menu
Status Relay
On
Relay 2
Off
Reset in the Menu
On
Status Relay
Off
3.5.4

Horn Function

With this parameter the relay is defined as a horn relay and can be acknowledged with the following possibilities.
• By pressing one of the arbitrary 6 pushbuttons. (Only possible in the starting menu).
• Automatic acknowledging when the time runs out.
• By an external pushbutton. (Assignment appropriate digital input).
The horn function is activated only if at least one of the two parameters (time or digital input) is set.
Special function Response
After acknowledging the relay via Pushbutton or external DI the time starts. If this time runs out and if the stage is
still exceeded, the relay is energized again..
Symbol Description
R 04 Relay No.
Reset Mode
Time
DI
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Specifications subject to change without notice. | USA 160104 | Page 12 of 30 Specifications subject to change without notice. | USA 131119 | Page 12 of 30
Specifications subject to change without notice. | USA 200211 | Page 12 of 30
Setting
Function
Status
Selection Relay
No
Yes
Gas Concentration greater
R2 R2 R2
Off On On
Setting
Function
Status
Selection Relay
0 =
Acknowledge the relay at time run out, or via Pushbutton
0
1 = Acknowledge the relay over Pushbutton, af time run off and
alarm is still acting, relay is set again. (Response function).
Time for function Automatic acknowledging or Response function
120
0 = non acknowledging function
0 Assignment, which digital input acknowledges the relay.
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= Latching Mode non active
= Latching Mode active
Latching is
smaller as Threshold
R2 R2
On Latching
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®
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Page 12
overlay.
R2
Off
LGC/LG2-04
Specification subject to change without notice.
Printed in USA 131119