Lens-based speaker/strobe dual-type appliances have six candela settings. They can be provided as non- synchronized or synchronized strobe appliances, depending on whether the connected Fire Alarm Control Panel (FACP) incorporates the Siemens sync protocol or the Siemens Power Supply. All appliances meet NFPA72 20 millisecond light pulse duration code requirements.
SETTING WATTAGE Sound Output Max. Initial Peak(mA) Max. Initial RMS(mA) Max. Repetitive Peak(mA) Max. Repetitive RMS(mA) Surge Current Time Frame(ms) 16.7 Table 2: Manufacturer Defined Surge Current for Strobe Input 2 SETTING WATTAGE Multiple wattage positions are field selectable using the wattage selector on the appliance. See the following table for position indications for different speaker voltages: Wattage selector Position...
CURRENT DRAWS 4 CURRENT DRAWS Current Draw (mA) at Different Strobe Candela Settings (cd) Table 5: Strobe Current Draw (mA) at Different Candela Settings at Voltage Range 16 to 33V NOTICE Refer to “Compatibility list” to calculate the maximum number of appliances when the appliances are used with FACPs.
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WIRING Fig. 3: Wiring Diagram of Speaker/strobe Dual-type Appliances To next appliance or EOL From preceding appliance or FACP Note: ● Polarity is shown in the alarm state in the above diagram. The FACP reverses the polarity during supervision. ● Break all in-out wire runs on supervised circuits to ensure integrity of circuit supervision.
MOUNTING MOUNTING OPTIONS 6 MOUNTING 6.1 MOUNTING OPTIONS Option 1: 4" Square Backbox Gang Mount Option 2: Surface Mount 6.2 MOUNTING PROCEDURE 1. Ensure there is enough clearance and wiring room before installing backboxes and conduit, especially if sheathed multiconductor cable or 3/4-inch conduit fittings are used. 2.
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Siemens strongly recommends that the strobes installed should not present a composite flash rate in the field of view which exceeds five (5) hz at the operating voltage of the strobes. Siemens also strongly recommends that the intensity and composite flash rate of installed strobes comply with levels established by applicable laws, standards, regulations, codes and guidelines.
DISASSEMBLY 8 DISASSEMBLY Insert a small flat blade screwdriver (e.g., 1/4 inch) into the slots shown in the following illustrations, push in to release snap and lift up to disassemble the appliance (a) and remove decoration cover (b) and color lens (c) if installed.
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