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18 

7.6 SYSTEM PROGRAMMING -  INTPUT CODES, CONT’D….. 
 
 
“2211” Low Alarm Ascending or Descending: 

This code allows the user to select 

a descending (Desc) or ascending (Asc) low alarm set point for one or more      
channels. To achieve this, input code “2211”, then depress push-button “3” for     
ascending or “1” for descending. Depress push-button “2” to scroll to the next    
channel. Once this function is finished, continue to depress push-button “2” until you 
reach the last channel and the system will   automatically start to scroll through all 
“active” channels.  

 
 
Selection: “Asc or Desc” 
 

 
 

“2212” Mid Alarm Ascending or Descending: 

This code allows the user to select 

a descending (Desc) or ascending (Asc) mid alarm set point for one or more     
channels. To achieve this, input code “2212”, then depress push-button “3” for     
ascending or “1” for descending. Depress push-button “2” to scroll to the next    
channel. Once this function is finished, continue to depress push-button “2” until you 
reach the last channel and the system will   automatically start to scroll through all 
“active” channels.  
 

 
Selection: “Asc or “Desc” 
 
 

 

“2213” High Alarm Ascending or Descending: 

This code allows the user to select 

a descending (Desc) or ascending (Asc) high alarm set point for one or more    
channels. To achieve this, input code “2213”, then depress push-button “3” for     
ascending or “1” for descending. Depress push-button “2” to scroll to the next    
channel. Once this function is finished, continue to depress push-button “2” until you 
reach the last channel and the system will   automatically start to scroll through all 
“active” channels.  

 
 
Selection: “Asc or Desc” 
 

 
Note-1:  A  descending  alarm  is  typically  set  for  Oxygen  sensors.  Although,           
application dependent, Oxygen can have both descending low alarm and ascending 
high alarm. 
 
Note-2: CO2 can only have ascending gas alarms. 
 
 
 
 
 
 

CH     1    Menu   2211 
Low       Alarm    Asc 

CH     1    Menu   2212 
Mid       Alarm    Asc 

CH     1    Menu   2213 
High      Alarm    Asc 

11 

5.0  MAIN CIRCUIT BOARD PHOTO 

NOTE:  PHOTO SHOWN IS WITH SWITCHING POWER SUPPLY REMOVED TO EXPOSE  

ENTIRE CIRCUIT BOARD 

 

NOT 

USED 

Summary of Contents for PAC-44 Series

Page 1: ...ENSORS INC PAC 44 SERIES PROGRAMMABLE GAS DETECTION CONTROLLER 1451 Old Pecos Trail Santa Fe NM 87505 4737 USA Ph 800 472 6626 fx 505 988 1315 www ecosensors com INSTALLATION OPERATION MANUAL REV D OC...

Page 2: ...2 27...

Page 3: ...bon Monoxide sen sors 8 0 REPLACEMENT PART NUMBERS PART NUMBER DESCRIPTON PAC 44 EN Fiberglass enclosure with Lexan label audible alarm silence PAC SPS Switching power supply PAC MCB Main circuit boar...

Page 4: ...crement to 1 to decrement the value to achieve 4 00 mA on your meter Depress push button 2 to scroll to the next channel Move only the positive meter lead to channel 2 and repeat the last step to once...

Page 5: ...o increment or 1 to decrement the value Depress push button 2 to scroll to the next channel Once this function is finished continue to depress push button 2 until you reach the last channel and the sy...

Page 6: ...continue to depress push button 2 until you reach the last channel and the system will automatically start to scroll through all active channels Selection Fail Safe Yes or No Note The definition of F...

Page 7: ...croll through all active channels Selection 1 2 3 or 4 2113 Monitor Channel Number This code allows the user to assign the channel number the relay will monitor with regards to gas or fault alarms if...

Page 8: ...ion is finished continue to depress push button 2 until you reach the last channel and the system will automatically start to scroll through all active channels Note A relay assigned to activate in th...

Page 9: ...el Once this function is finished continue to depress push button 2 until you reach the last channel and the system will automatically start to scroll through all active channels Selection N A CH 1 Me...

Page 10: ...arm Set Point This code allows the user to select or change a high alarm set point for each channel To achieve this input code 1213 then depress push button 3 to increment or 1 to decrement the value...

Page 11: ...e to depress push button 2 until you reach the last channel and the system will automatically start to scroll through all active channels Selection Asc or Desc 2213 High Alarm Ascending or Descending...

Page 12: ...solid state or catalytic sensor element It could also indicate an expired Oxygen sensor element from an integral Oxygen sensor or remote Oxygen sensor transmitter Alarms Upon detection of a gas conce...

Page 13: ...faster than the normal scroll rate The scroll pattern is from the most serious alarm condition to the lesser alarm condition Fault is considered to be the most serious alarm condition folowed by high...

Page 14: ...ding Descending 18 2212 Mid Alarm Ascending Descending 18 2213 High Alarm Ascending Descending 18 1211 Low Alarm Set Point 19 1212 Mid Alarm Set Point 19 1213 High Alarm Set Point 19 Input Channel Cal...

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