Silent Knight EVS-INT50W Internal Amplifier Installation Instructions

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3 Align the board with the mounting holes the EVS INT50W inside the FACP with the screws provided See 2 2 EVS INT50W in FACP Cabinet Secure the board to the enclosure Current 52 mA only Alarm Current 25V 275 mA 310 mA Alarm load current 25V 2840 mA 70V mA Internal Amplifier Instructions EVS INT50W Internal Amplifier can fit the 5820XL EVS cabinet It is used to the audio message for distribution the facility for the Emergency System EVS INT50W is compatible with the Silent 5820XL EVS FACP For programming DIP switch settings refer to Installation for 5820XL EVS PN LS10061 001SK Layout Mounting OUT1 Switch 1 Front View of EVS INT50W the EVS INT50W Open the cabinet door Remove AC power and disconnect the batteries from the main control LS10120 001SK E Rev B 15 0176 Internal Amplifier Installation Instructions to a FACP Wiring Figure 3 to properly wire the EVS INT50W the FACP Internal Amplifier must be powered by a programmed as Constant Auxiliary Power to the FACP installation manual VBUS is an analog voice bus that carries recorded voice messages from the ECS to the EVS INT50Ws or the voice generated from a system microphone the EVS INT50W maximum resistance on the VBUS is 20 the VBUS from the ECS VCM to the as shown in Figure 4 3 Wiring the EVS INT50W to the FACP 4 VBUS Wiring LS10120 001SK E Rev B 15 0176 Internal Amplifier Installation Instructions Lengths 1 Wire Lengths Load Distance in Feet Vrms Watts 5W 10W 2125 15W 1460 20W 1100 26W 760 40W 550 50W 450 63200 38400 27800 21500 The above table assumes a uniform distribution of speakers and that a max of 20 voltage drop the last speaker is allowed 6 illustrates how to wire speakers to the panel using Class B Style Y supervision the Device Address the on board DIP switches to select an ID for the EVS INT50W Refer to Figure 5 see how to set the DIP switches for the ID number 5 DIP Switch the ID number is set you must add the to the system through EVS INT50W is powered by a NAC It will not be using JumpStart AutoProgramming Wiring EVS INT50W supplies one circuit for speaker The speaker circuit can be supervised wired Class B Style Y or Class A Style Z The circuit is capable of 50 watts of power at 25 or 70.7 Vrms LS10120 001SK E Rev B 15 0176 Internal Amplifier Installation Instructions 6 Class B Style Y Speaker Configuration 7 illustrates how to wire speakers to the panel using Class A Style Z wiring 7 Class A Style Z Speaker Configuration 520Hz Signaling 2 520 Hz Speakers High Fidelity Speaker Red High Fidelity Speaker White High Fidelity Speaker Red High Fidelity Speaker White High Fidelity Speaker Strobe Red High Fidelity Speaker Strobe High Red High Fidelity Speaker Strobe White High Fidelity Speaker Strobe Red 2 520 Hz Speakers High Fidelity Speaker Strobe White High Fidelity Speaker Strobe High White High Fidelity Speaker Strobe High Red High Fidelity Speaker Strobe Clear ALERT White High Fidelity Speaker Strobe Plain Ceiling High Fidelity Speaker Strobe High Plain White High Fidelity Speaker Strobe Plain Wall High Fidelity Speaker Strobe High Plain Red Ceiling High Fidelity Speaker Strobe High Plain White High Fidelity Speaker Strobe Amber ALERT White High Fidelity Speaker Strobe Clear ALERT White High Fidelity Speaker Strobe Plain High Fidelity Speaker Strobe High White Wall High Fidelity Speaker Strobe High Plain White LS10120 001SK E Rev B 15 0176

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