MOFLASH SIGNALLING SD125 Series Installation & Technical Information

Alarm Stages
The alarm stages are set as follows:
Stage Apply Power To Termination Connection
1 L & N
2 L & N S0 to S1 (Factory pre-set)
3 L & N
4 L & N
Refer to Tone Selection Sheet ref: S00526 for Tone Selection, Volume Control and
Cable Gland information.
Sound Pause Option
Briefly close the loop between 'S0 – Dly' for 1 second minimum each time to give the required
pause interval. The sound automatically restarts at the end of the interval.
No of times
1
2
3 10 minutes - Closing the loop again for 1 second during this interval
automatically restores the sound.
7.0 End of Line Monitoring
An end of line monitoring diode or an end of line monitoring resistor can be connected across
the 24V+ and 0 terminals. If an end of line monitoring resistor is used, it must have a maximum
resitance value of 3k ohms and a minimum wattage of 0.5 Watts; or a minimum resistance value of
1.2k ohms and a maximum wattage of 2 Watts.
8.0 Maintenance
During working life of the product, little or no maintenance is required. Stainless Steel is
resistant to most of the acids, alkalis and chemicals. If abnormal or unusual environmental conditions
occur due to accident etc, visual inspection is recommended. To avoid electrostatic charge build-up,
only exterior of the product can be cleaned with a damp cloth. If spare parts are required, these can
be supplied by Moflash. If any failure occurs but not caused by human factor, the product can be
returned to Moflash for free repair or replacement during warranty period.
9.0 Conditions for Safety Use
i) This apparatus is suitable to be used only in ambient temperature as stated below:
Type Ambient Temp
SD125 -40 C to +70 C
0 0
ii) Other than product manufacturer, painting and surface finishing are not permitted
by the third party.
iii) When used in dusty atmosphere, flameproof cable entry devices or stopping plugs
have to be selected and installed carefully in order to maintain the IP rating
(IP66/67) of the product.
Tone
No sound
-
Set by DIP SW1
S0 to S2 Set by DIP SW2
S0 to S1 & S2 Set by DIP SW3
Pause Interval
1 minute
5 minute
Moflash part code SD125-S00525-Issue 3
INSTALLATION &
TECHNICAL INFORMATION
PLEASE READ PRIOR TO INSTALLATION
SD125 Series - (Explosion Proof Sounder)
Stainless Steel
AUDIBLE SIGNALLING DEVICE
APPROVALS AND
CONFORMITIES
Website: www.moflash.com Email: technical@moflash.co.uk