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TEC
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TEC
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0
0, Poway, CA 92064
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Specification subject to change without notice.
Printed in USA 131119
Polygard® is a registered trademark of MSR
MGC2-20
PolyGard
®
Multi-Point Controller
User Manual - MGC2-20
Page 13
Acknowledge the horn relay
Alarm 4
Relay 4
Gas Concentration greater smaller as Threshold
Acknowledging
signal
On
Of
On
Off
On
Off
Time
Special function “Response”. (Return of the horn relay)
Alarm 4
Relay 4
Gas Concentration greater smaller as Threshold
Acknowledging-
signal
On
Off
On
Off
On
Off
Time
Time
3.5.5 External operation of Relay.
Assign one digital input (DI) for external setting of the relay ON and/or OFF.
This function has priority before a
stage threshold is exceeded and/or manual switching in the menu “Relay Status”.
Symbol Description
Setting
Status Function
R 01
Relay No.
DI
Selection Relay
DI-ON
External On
0
If digital input closed, relay switch ON
DI-OFF External Off
0
If digital input closed, relay switch OFF
3.5.6 Delay operation of Relay.
Delay ON time begins when the Stage is exceeded and/or Delay OFF time when the Stage returns to normal
condition.
Symbol Description
Setting
Status Function
R 01
Relay No.
Selection Relay
0 s
Delay Time ON 0
Stage ON: Relay is only activated at expiration of the defined
time (sec.) 0 sec. = No Delay
0 s
Delay Time OFF 0
Stage OFF: Relay is only deactivated at expiration of the defined
time (sec.) 0 sec. = No Delay