LED for status
"Low battery"
(< 10 V DC)
Power input
10...27 V DC
DIP switch setting
Function ON
DIP 1
Audible alarm available
EN
DIP 2
Audible alarm repeats each 24 h
DIP 3
Do not modify the setting of DIP 3 & 4, they must be in OFF position all the time
DIP 4
DIP 5
Relays are NC (when the unit is powered)
DIP 6 *)
Monitoring frequency: each 6 to 54 min
DIP 7 *)
Monitoring frequency: each 3 to 37 h
DIP 8 *)
Monitoring frequency: each 1 to 9 days
Selector setting ((Duration of a monitoring cycle + sleep mode period)
DIP 6 = ON
Continuous monitoring
DIP 7 = ON
Continuous monitoring
DIP 8 = ON
Continuous monitoring
!
*): When a DIP switch configuration is wrong, the alarm unit will survey continuously
(Example: none of the DIP switch 6, 7 and 8 is in ON position; or, two of them are in ON position).
msx531-02_A
LED relays status
Relays S1 - S2 - S3
Do not connect yet the main power
Factory setting: DIP 6, 7 and 8 are in the position OFF
0
1
6 min
3 h
1 day
Factory setting: in position 0 for a continuous monitoring
Function OFF
Audible alarm disabled
Audible alarm repeat function disabled
Relays are NO (when the unit is powered)
*)
*)
*)
2
3
4
12 min
18 min
24 min
6 h
9 h
12 h
2 days
3 days
4 days
DIP switch
Selector
5
6
7
30 min
36 min
42 min
15 h
18 h
21 h
5 days
6 days
7 days
LED for
status
of sensors
Sensors inputs
E1 - E2 - E3
Intrinsic safety
circuits
8
9
48 min
54 min
24 h
27 h
8 days
9 days
16