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EXP-SD-SFC-120V-V1

Larson Electronics, LLC

 

  Phone: (800) 369-6671 

 Fax: (903) 498-3364 

  www.larsonelectronics.com 

9

 of 

9

 

LAST DETECTOR IN LOOP 

RELAY 

OUTPUTS 

POWER 

SUPPLY & 

0-20 mA 

OUTPUT 

FIRST DETECTOR IN LOOP 

Figure 15-Multiple Detector Wiring (0-20 mA not used,  Relays used) 

PLC 

2WIRE 

CLASS 8 

RECEIVING ZONE 

CHASSIS 

GROUND 

MAINTENANCE 

There are no serviceable parts inside the fixture. However, it is good practice to routinely clean and check the 

fixture for proper function. 

Disconnect power running to the 

unit 

and be sure the fixture is cool to the touch.

Use a non-abrasive glass cleaning solution to clean the 

unit

.

USE AND CARE

Unauthorized modification may impair the function and/or safety of this device and could affect the life of the equipment. 

Always check for damaged or worn out parts before using the device. Store it in a secure place out of the reach of 

children when not in use. Inspect for good working condition prior to storage and before re-use.

 

 

REPLACEMENT PARTS

The 

EXP-SD-SFC-120V-V1

 is designed to provide years of reliable performance. Should the need for replacement parts 

arise, please contact Larson Electronics. 

THESE INSTRUCTIONS MAY  NOT COVER ALL DETAILS OR VARIATIONS OF THIS PRODUCT FOR YOUR EQUIPMENT OR INSTALLATION REQUIREMENTS. 

SHOULD FURTHER INFORMATION NOT COVERED BY THESE INSTRUCTIONS BE REQUIRED, PLEASE CONTACT LARSON ELECTRONICS BY EMAIL AT 

[email protected]

 OR BY PHONE AT 1-800-369-6671 FOR FURTHER ASSISTANCE. 

PLEASE VISIT LARSONELECTRONICS.COM FOR 

WARRANTY

 AND 

RETURN

 INFORMATION.

Summary of Contents for EXP-SD-SFC-120V-V1

Page 1: ...ILIAR WITH ANY ASPECT OF THIS INSTRUCTION SHEET CONSULT AN ELECTRICIAN THERE ARE NO SERVICEABLE PARTS INSIDE WARNING MAKE SURE POWER IS TURNED OFF BEFORE STARTING THE INSTALLATION OR PERFORMING ANY MAINTENANCE RISK OF FIRE ELECTRIC SHOCK DISCONNECT POWER AT BREAKER BEFORE INSTALLING OR SERVICING RISK OF PERSONAL INJURY FIXTURE MAY BECOME UNSTABLE OR DAMAGED IF NOT INSTALLED PROPERLY RISK OF BURN A...

Page 2: ...ector is initially powered up a warm up period of 1 2 seconds is allotted for internal checks and communication During this time the LED is off and the current level is 3 rQA After the checks are completed normal operation will be indicated by the LED flashing every four seconds current level is 4 mA If the detector is unable to reach the normal operating mode the warm up period may extend to five...

Page 3: ... indicates normal operation and notifies personnel of an alarm Table 2 indicates t le condition of the LED for each status Table 2 Detector Status Indicator Detector Status LED Indicator Power On Normal Operation Steady Off 1 blink on every 4 seconds Alarm Steady On LATCHING A detector configured for latching operation will remain in an alarm state indefinitely after an alarm occurs NON LATCHING A...

Page 4: ... S Barrier Proper NEC I S grounding must be ensured GREASE LUBRICATION To ease installation and future removal all threaded covers stopping plugs and thread adapters must be installed using thread lubricant The recommended lubricant is a silicone free grease available from Det Tronics For devices with NPT threads Teflon tape or thread seal lubricant must be used for enhanced sealing capa_bilities ...

Page 5: ...act location of the detector must be determined by an evaluation based on supplemented engineering judgement or if possible by field tests IMPORTANT Whenever possible select a mounting orientation where the LED is visible to personnel within the area m 1 LEO__J NOTE MAKE CERTAIN THAT THE LED IS POSmONEO WHERE VISIBLE SIDE WALL MOUNT THE DETECTOR Using three No 8 flat head screws or equivalent plac...

Page 6: ...instructions when wiring the EXP SD SFC 120V V1 detector 1 Slightly loosen the three setscrews located on the retaining ring RETAINING RING 2 Unscrew the retaining ring to gain access to the wiring terminals see Figure 8 and complete the installation of the system conduit Feed the external wiring through the remaining junction box entry or M25 to 3 4 inch adapter When installing the junction box u...

Page 7: ...quired however the EXP SD SFC 120V V1 cover and smoke chamber should be inspected periodically when detectors are located in abnormally dirty or dusty environments to ensure the smoke chamber is not blocked by dirt or debris The smoke detector can be tested using the same methods employed for any photo electric detector Det Tronics recommends using a test aerosol smoke dispenser for periodic maint...

Page 8: ...mA not used Relays used RELAY OUTPUTS NOAU COMAUX NC AUX NOALARM COM ALARM NC ALARM COM FAULT NO FAULT PS POWER SUPPLY RELAY OUTPUTS NOAUX COM AUX NC AUX NOALARM COM ALARM NC ALARM COM FAULT NO FAULT PS I ll POWER SUPPLY RELAY OUTPUTS NC AUX NOALARM SUPPLY I I I I I I I I I I x COM ALARM NCALARM Vin I 2 I C 0 COM FAULT NO FAULT PS Figure 14 Multiple Detector Wiring 0 20 mA used Relays not used 0 0...

Page 9: ...e function and or safety of this device and could affect the life of the equipment Always check for damaged or worn out parts before using the device Store it in a secure place out of the reach of children when not in use Inspect for good working condition prior to storage and before re use REPLACEMENT PARTS The EXP SD SFC 120V V1 is designed to provide years of reliable performance Should the nee...

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