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FIGURE 7.SYSTEM WIRING DIAGRAM FOR 4-WIRE DUCT SMOKE DETECTORS: <br /> ACAUTION <br /> Do not loop wire under terminals when wiring detectors.Break wire runs to provide system supervision of connections. <br /> ———————————— ———————————— <br /> POWER INPUTS(NOTE 1) I I POWER INPUTS(NOTE 1) I <br /> 24VAC/DCSf_VACI I I r 24V—1 F"C- <br /> 0 0 <br /> I 9 10 I I 9 10 I <br /> I OR I I OR I <br /> AUXILIARY CONTACTS I I AUXILIARY CONTACTS <br /> FOR FAN SHUTDOWN,ETC.(NOTE 2) I I FOR FAN SHUTDOWN,ETC.(NOTE 2) <br /> AUX A AUX B I I AUX A AUX B <br /> N <br /> IN N N N N N <br /> 16 8 18 7 I 16 6 17 8 18 7 I <br /> I I I I EOL RESISTOR <br /> SPECIFIED BY <br /> SUPERVISORY CONTACTS I I SUPERVISORY CONTACTS I PANEL <br /> MANUFACTURER <br /> (NOTE 3) I I (NOTE 3) I — 1 <br /> I SUP N.O. SUP C I I SUP N.O. SUP C I I <br /> I <br /> UL/4-WIRE LISTED I 14 3 14 3 <br /> CONTROLPANEL I I <br /> + I I <br /> ALARM s ALARM N.O. ALARM s ALARM N.O. I <br /> ALARM INITIATION INITIATION I <br /> INITIATION CONTACTS CONTACTS <br /> LOOP \ (NOTE 4) (NOTE 4) <br /> \\\ 4 ALARM C 4 ALARM C I <br /> —i H0558-07 <br /> -----------1 I-- ---------1 (— <br /> FIRST DETECTOR IN THE LOOP LAST DETECTOR IN THE LOOP <br /> NOTE 1:24V Power Inputs accept a non-polarized 24VDC or 24VAC 50-601-1z. [10]DETECTOR STATUS INDICATION <br /> 120VAC Power Inputs accept only 120VAC 50-6OHz.Connect power source to Detector Staus is indicated by the LED sensor,and the correcsponding LED on <br /> appropriate terminals of each detector.See specifications for additional power the power board.The power board has two separate LED's to indicate the sta- <br /> supply information. tus of each sensor connected to it.Refer to Table 3 on page 8 for more details. <br /> NOTE 2:Auxiliary contacts shown in standby position. Contacts switch dur- [11]INTERCONNECTION(MULTIPLE FAN SHUT DOWN) <br /> ing alarm as indicated by arrows. Auxiliary contacts are not to be used for When using the interconnect feature,an alarm from an initiating device will <br /> connection to the control panel.See specifications for contact ratings. switch the Aux Relays on the other devices interconnected. <br /> NOTE 3:Supervisory contacts shown in standby position.Open contacts indi- <br /> cate a trouble condition to the panel.See specifications for contact ratings. <br /> NOTE 4:Alarm Initiation contacts shown in standby position.Closed contacts <br /> indicate an alarm condition to the panel.See specifications for contact ratings. <br /> TABLE 2.DIP SWITCH SETTINGS: <br /> Designation Default Selection Features <br /> TRBLSHUTDN OFF OFF Aux relay does not switch states with a Trouble condition <br /> ON Aux relay switches states with a Trouble condition <br /> 1 1 Only one sensor is connected the Power Board <br /> SENSORS <br /> 2 Two sensors are connected to the Power Board <br /> Provides a Trouble condition(terminals 3 and 14 open)when Sensor Housing cover has <br /> MIN TMPR 7 7 been removed or has been secured improperly for more than 7 minutes <br /> DELAY <br /> 0 Provides an instantaneous Trouble condition(term inals 3 and 14 open)upon cover removal <br /> 5 156-2967-008R <br /> 06-10 <br />