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- 8 - 

f. 

RESET:

 The detector will automatically reset itself when the natural (methane) gas 

which caused the alarm has cleared.  The detector will however alarm for at least 
5 minutes if it is not manually reset.  You can also silence the detector by pushing 
the 

TEST/RESET

 button.  The detector will need 30 seconds to reset its system and  

sensor as in the warm-up period, the green LED will flash until it is ready to detect 
the  presence  of  natural  (methane)  gas.    If  natural  (methane)  gas  is  still  present, 
the detector will alarm again. 

g. 

RELAY  ACTION  (for  STCH-1000HWR  and  PSM-011):

    The  relay  provides 

normally  open  (blue  wire),  and  normally  closed  (yellow  wire)  contacts  to  activate 
the  devices  such  as  central  panel,  extra  buzzer,  additional  alarm  lamp,  control 
switch  of  gas  source,  etc.    The  relay  will  be  activated  when  detector  sounds  for 
going  off  alarm  and  testing.    Be  sure  not  to  exceed  the  relay  maximum  contact 
ratings. 
 

 

8.  FALSE ALARMS 

This detector responds to the presence of natural (methane) gas.  It does not detect 
smoke.   

If  the  detector  does  alarm,  get  out  of  the  house  and  call  the  Gas 

Company.

  If no problem is found by the Gas Company, check to see if one of the 

reasons listed in section 4 may have caused the alarm. 
Some solvents used in chemical cleaning agents, paints, varnishes and the furniture 
refinishing  process,  and  some  propellants  used  in  aerosol  hair  spray  and  air-
fresheners can cause the detector to alarm if they are used in close proximity to the 
detector for extended periods of time.  Gasoline or other flammable liquids stored in 
open containers near the detector may also cause the detector to alarm.  Never store 
flammable liquids in open containers. 

 

IF  YOU  HAVE  BEEN  AWAY  FROM  HOME  and  you  return  to  find  your  alarm 
sounding,  DO  NOT  ENTER  YOUR  HOME.    Call  the  Gas  Company  from  a 
neighbor’s home.  DO NOT RE-ENTER YOUR HOME FOR ANY REASON UNTIL 
YOU HAVE BEEN ASSURED THAT IT IS SAFE TO DO SO. 
NOTE: 

A newly  installed detector may  have  picked  up  various fumes  or  gases  that 

include  natural  (methane)  gas  during  transit  and  storage.    This  accumulation  of 
contamination  can  cause  the  detector  to  go  into  the  alarm  mode  during  the  initial 
power up.  You can choose to do nothing and the detector will stop sounding in a few 
minutes,  or  you  can  press  the 

TEST/RESET

 

button,  which  will  stop  the  alarm 

immediately.    It  may  be  necessary  to  reset  the  unit  several  times  to  fully  clear  the 
sensor of the accumulated contamination. 

 
 

Summary of Contents for STCH-1000

Page 1: ... option ELECTRICAL RATING 120VAC 60Hz 5 Watts PSM 011 Natural Methane Gas Detector 12 VDC direct wire in with relay ELECTRICAL RATING 12VDC 5 Watts IMPORTANT READ ALL INSTRUCTIONS BEFORE INSTALLATION AND SAVE THIS MANUAL FOR FUTURE REFERENCE WARNING THIS DETECTOR WILL ONLY INDICATE THE PRESENCE OF NATURAL METHANE GAS AT THE SENSOR NATURAL METHANE GAS MAY BE PRESENT IN OTHER AREAS THIS DEVICE IS NO...

Page 2: ...d is factory calibrated to sound an alarm that meets UL1484 standard The L E L Lower Explosive Level of natural methane gas is 5 in volume and the alarm level of this detector is set at 10 25 of the L E L Lower Explosive Level When the alarm is triggered the red light and buzzer will stay on for a minimum of 5 minutes If natural methane gas levels persist beyond the calibrated level the detector w...

Page 3: ...hat gas operated appliances are installed see Figure 1 Since natural methane gas is lighter than air 1 0 56 the greatest concentration of gas will be immediately under the ceiling Mount detectors on the wall with the top edge of the detector at a minimum of 6 15cm and a maximum of 12 30 5 cm below the ceiling and at least 2 feet 60 1 cm from any corner see Figure 2 If the ceiling is sloped or high...

Page 4: ...METALLIC COMPOUNDS FOUND IN SOME FUELS ACETYLENE FOUND IN OXY FUEL WELDING 6 INSTALLATION INSTRUCTIONS NOTE REVIEW SECTION 3 RECOMMENDED LOCATIONS OF DETECTORS AND SECTION 4 LOCATIONS TO AVOID PRIOR TO INSTALLING YOUR DETECTOR The proper power for the STCH 1000 series natural methane gas detectors is 120 volt single phase supplied from a non switchable circuit which is not protected by a ground fa...

Page 5: ...he black wire is connected to 120VAC Hot line and the white wire is connected to the Neutral line see Figure 3A Installation of PSM 011 PSM 011 has two sets of wire harness DC power and relay For the DC Power Quick Connector wiring connection the red wire is connected to 12VDC and the black wire is connected to 0VDC see Figure 3B Connections on the relay The Relay Quick Connector has three wires t...

Page 6: ...et above the floor Pull the Quick Connector through the center hole in the mounting plate Plug the mating halves of Quick Connector with the same color of wires together Slide the detector on the mounting plate to the lock position Turn on the power and the green POWER ON indicator should be lit for receiving power After installation TEST your detector by pressing and holding the TEST RESET button...

Page 7: ...alibrated level 10 25 L E L the detector will sound beep beep and turn on the red LED If this dangerous condition lasts for 4 seconds the natural methane gas detector will latch on alarm mode for 5 minutes with the red LED turning on and the buzzer sounding continuously During this 5 minutes period the detector will cease sensing gas concentrations and the green LED will flash to indicate the same...

Page 8: ...y the Gas Company check to see if one of the reasons listed in section 4 may have caused the alarm Some solvents used in chemical cleaning agents paints varnishes and the furniture refinishing process and some propellants used in aerosol hair spray and air fresheners can cause the detector to alarm if they are used in close proximity to the detector for extended periods of time Gasoline or other f...

Page 9: ... methane gas STCH 1000 series A C powered detectors will not operate if the A C power has been cut off such as by an electrical fire a tripped circuit breaker or an open fuse These detectors must be tested regularly to make sure that they are receiving power and operating properly Detectors cannot sense natural methane gas that does not reach the detector and therefore detectors may not detect nat...

Page 10: ...m to leave your home when they hear it Practice an escape drill at least once every six months Practice allows you to test your plan before an emergency You may not be able to reach your children in an emergency so it is important that they know what to do b WHAT TO DO WHEN THE ALARM SOUNDS Leave immediately by your escape plan Every second counts so don t waste time getting dressed or picking up ...

Page 11: ...r if it fails to operate due to improper maintenance or inadequate A C D C electrical power THE LIABILITY OF PATRICK PLASTICS INC OR OF ANY OF ITS PARENT OR SUBSIDIARY CORPORATIONS ARISING FROM THE SALE OF THIS NATURAL METHANE GAS DETECTOR OR UNDER THE TERMS OF THIS LIMITED WARRANTY SHALL NOT IN ANY CASE EXCEED THE COST OF THE REPLACEMENT OF THE NATURAL METHANE GAS DETECTOR IN NO CASE SHALL PATRIC...

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