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Metasys CH Series, Manual

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16    Notification Appliances—CH Series Chimes and Strobe Chimes

c h m _d

C H-B F

C him e

S tan dard  S urface  B ackbox

with No. 8-32 and N o. 6-3 2

S crews  and  B ushing

Figure 6:  Surface Mounting (Option D)

This backbox is compatible with wiremold and conduit.  The mounting holes are suitable
for single gang, double gang, 4 inch square, 3-1/2 inch or 4 inch octagon, or round boxes.
For in-out wiring use a separate conduit entrance and exit, if necessary, to comply with
NEC limits on maximum conductors in conduit.

Table 9:  Mounting Option D Conductor Limitations

AWG 18

AWG 16

AWG 14

AWG 12

Maximum Conductors

4

4

4

4

Mounting Accessories

Table 10 lists the special backboxes and adapter plates used in the mounting options
illustrated in Figure 3 through Figure 6.

Table 10:  Mounting Accessories

Part Number

Description

SBB-R

5-1/2 in. x 5-1/2 in. x 3-1/2 in. Surface Backbox

Mounting Option D

Summary of Contents for CH Series

Page 1: ...tification Appliances Section Technical Bulletin Issue Date 1095 1995 Johnson Controls Inc 1 Code No LIT 408175 Introduction Page 3 General Description 3 Installation Procedures 11 Mounting 12 Wiring Installation Guidelines 17 Limitations 24 CH Series Chimes and Strobe Chimes ...

Page 2: ...2 Notification Appliances CH Series Chimes and Strobe Chimes ...

Page 3: ...door use The LS MS and IS models are listed for ceiling or wall mount The LSM models are listed for wall mount only using the backboxes specified in this document See the Mounting section of this document All models offer a choice of single stroke or vibrating operation have an adjustable sound level to 83 dBA anechoic at ten feet and have a chime tone adjustable from 800 to 1200 Hz CD C ch_1 2 7 ...

Page 4: ...and or audible equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures 1 Reorient or relocate the receiving antenna 2 Increase the separation between the equipment and receiver 3 Consult the dealer or an experienced radio TV technician for help CAUTION Equipment damage hazard Although UL testing has verified these products function at...

Page 5: ...tages are measured with a DC volt meter Multiply VFWR voltage by 1 11 to convert values to VRMS Note VDC is the voltage provided by a filtered regulated power supply VFWR is the voltage provided by an unfiltered unregulated full wave rectified power supply Ensure that the total current required by all the devices that are connected to the system s primary and secondary power sources and NACs does ...

Page 6: ...6 Notification Appliances CH Series Chimes and Strobe Chimes ...

Page 7: ... the actual value of the light intensity of the strobe signal Figure 2 Light Distribution Comparison Light Distribution lightdis drw Wall Mount Horizontal Light Distribution Wall Light 90 45 0 90 45 Zero Axis Wall Floor 0 5 10 15 20 25 90 85 80 75 70 65 60 55 50 45 40 35 30 Wall Mount Vertical Light Distribution Degrees Percent of Rated Light Output 100 90 65 48 34 27 22 18 16 15 13 12 12 12 0 5 3...

Page 8: ...0 13 5 20 38 27 0 40 67 5 89 15 13 5 20 28 27 0 40 67 5 86 20 13 5 20 22 27 0 40 67 5 86 25 13 5 20 19 27 0 40 67 5 83 30 11 3 19 19 22 5 38 56 3 77 35 11 3 17 17 22 5 34 56 3 70 40 11 3 17 17 22 5 34 56 3 65 45 11 3 15 16 22 5 30 56 3 58 50 8 3 10 15 16 5 20 41 3 42 55 6 8 8 15 13 5 16 33 8 35 60 6 0 8 15 12 0 16 30 0 33 65 5 3 8 15 10 5 16 26 3 31 70 5 3 8 15 10 5 16 26 3 31 75 4 5 8 15 9 0 16 2...

Page 9: ...0 8 3 12 84 8 1 16 5 24 20 0 41 3 59 55 3 3 6 8 12 77 6 6 13 5 24 16 3 33 8 54 60 2 7 6 0 9 70 5 4 12 0 18 13 5 30 0 52 65 2 4 5 3 8 63 4 8 10 5 16 12 0 26 3 40 70 2 3 5 3 8 56 4 5 10 5 16 11 3 26 3 31 75 2 0 4 5 8 50 4 0 9 0 16 10 0 22 5 29 80 1 8 4 5 8 30 3 6 9 0 16 9 0 22 5 29 85 1 8 3 8 8 20 3 6 7 5 16 9 0 18 8 28 90 1 8 3 8 8 8 3 6 7 5 16 9 0 18 8 24 15 cd models are listed at 15 cd and meet ...

Page 10: ...10 Notification Appliances CH Series Chimes and Strobe Chimes ...

Page 11: ...umination using fewer higher intensity strobes within the same protected area Installation of strobe products in sleeping areas should be wall mounted as follows 1 The on axis directly in front of lens light output should be directed at the eyelids of the sleeping person such as the pillow end of bed or the bed head 2 No part of the bed shall be more than 16 feet from the strobe notification appli...

Page 12: ...elect the largest backbox possible to provide additional wiring room for easy installation Figures 3 through 6 2 Select the conduit entrance to backboxes to ensure sufficient wiring clearance for installed equipment When extension rings are required the conduit should enter through the backbox not the extension ring Use Steel City No 53151 x 1 1 2 inch deep or No 53171 x 2 1 8 inch deep extension ...

Page 13: ...Notification Appliances CH Series Chimes and Strobe Chimes 13 Extension Ring Depth AWG 18 AWG 16 AWG 14 AWG 12 1 1 2 Inches 8 8 8 4 2 1 8 Inches 8 8 8 8 ...

Page 14: ... inch Deep Backbox ch_b 2 No 8 32 Screws Strobe CH C Chime 4 inch Square x 1 1 2 inch Extension Ring Figure 4 Flush Mounting Option B Table 7 Mounting Option B Conductor Limitations Extension Ring Depth AWG 18 AWG 16 AWG 14 AWG 12 1 1 2 Inches 8 8 8 4 2 1 8 Inches 8 8 8 8 Mounting Option B ...

Page 15: ...box is compatible with wiremold and conduit The mounting holes are suitable for single gang double gang 4 inch square 3 1 2 inch or 4 inch octagon or round boxes For in out wiring use a separate conduit entrance and exit if necessary to comply with NEC limits on maximum conductors in conduit Table 8 Mounting Option C Conductor Limitations AWG 18 AWG 16 AWG 14 AWG 12 Maximum Conductors 8 8 8 8 Moun...

Page 16: ...ch octagon or round boxes For in out wiring use a separate conduit entrance and exit if necessary to comply with NEC limits on maximum conductors in conduit Table 9 Mounting Option D Conductor Limitations AWG 18 AWG 16 AWG 14 AWG 12 Maximum Conductors 4 4 4 4 Mounting Accessories Table 10 lists the special backboxes and adapter plates used in the mounting options illustrated in Figure 3 through Fi...

Page 17: ...ent wiring space for the signaling device Do not pass additional wires used for equipment other than the signaling device through the backbox Excessive wires may result in insufficient wiring space for the signaling device Verify electrical ratings specified in Tables 1 and 2 to ensure proper electrical input Verify chime wires are only connected to chime terminals and strobe wires are only connec...

Page 18: ... Mode SS Figure 7 Mode of Operation Jumper Position Table 11 Mode of Operation Jumper Position Jumper Position Mode of Operation Selection SS Single Stroke VIB Vibrating Single Stroke Operation The minimum input pulse duration must be at least 160 milliseconds of on time and 160 milliseconds of off time The chime only operates once each time it is pulsed Johnson Controls recommends this mode for c...

Page 19: ...ch input terminal accepts two leads for in out wiring of No 12 to 18 AWG wire 1 Strip wire leads approximately 3 8 inch for connection to terminals 2 Break wire run at wiring terminals to provide electrical supervision Figure 10 Do not loop wires under the terminals w ire1 Figure 10 Proper NAC Wire Termination Follow the steps below to ground the device 1 Connect the ground wire to the backbox Wir...

Page 20: ... strobe independently Johnson Controls recommends this method for coded systems where the chime is set on Single Stroke SS and is cycled on and off while the strobe flashes continuously Figure 12 Strobe and Chime Operate Independently Chimes From Preceding Signal or Fire Alarm Control Panel FACP To Next Signal or End of Line Resistor EOLR chmwire1 Ground Strobe Chimes From Preceding Strobe or FACP...

Page 21: ...trobe in unison The red and black wires are supplied with the device You must set the chime to vibrating mode Refer to Table 11 Mode of Operation Jumper Position Figure 13 Strobe and Chime Operate in Unison strobw r7 Strobe Chime From Preceding Signal or Fire Alarm Control Panel FACP To Next Signal or End Of Line Resistor EOLR Black R ed Ground ...

Page 22: ...rrent rising above the nominal voltage right after each strobe flash WARNING Personal injury hazard Ensure all fuses used on NACs are rated to handle the maximum inrush or peak current from all devices on the circuit Failure to do this may result in loss of power to the NAC and the failure of all devices on that circuit to operate To calculate the maximum inrush or peak current 1 Use Table 2 to de...

Page 23: ...0 150 0 100 0 050 0 275 C urren t Am ps 0 100 Graph A Inrush Current for 24 VDC Chimes Time Seconds 0 200 0 300 0 200 0 150 0 100 0 050 Graph B Inrush Current for 12 VDC Chimes C urrent Am ps 0 100 Time Seconds 0 200 0 300 0 400 0 300 0 200 0 100 Curren t Am ps 0 100 Graph C Inrush Current for 24 VDC Chimes Time Seconds 0 200 0 300 0 200 0 150 0 100 0 050 strb_1 Percen t 0 DC Strobe Steady State C...

Page 24: ...obe may not be seen The electronic visual warning signal that flashes at least once every three seconds meets or exceeds current Underwriters Laboratories Standard 1971 and uses an extremely reliable xenon flash tube The visual warning signal is suitable for direct viewing and must be installed within an area where it can be seen by building occupants The strobe must not be installed in direct sun...

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