Brasch GDCP-A Instruction & Operation Manual Download

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GAS DETECTOR CONTROL PANEL

(TWENTY CHANNEL)

Model GDCP-A

Instruction/Operation Manual

Bulletin: I-690

Brasch

Environmental Technologies, LLC

140 Long Road, Suite 101

July 2006

Chesterfield,

Missouri 630

May, 2007

(314) 291-0440 FAX (314) 291-0646

April, 2009

www.braschenvtech.com

Summary of Contents for GDCP-A

Page 1: ...CHANNEL Model GDCP A Instruction Operation Manual Bulletin I 690 Brasch Environmental Technologies LLC 140 Long Road Suite 101 July 2006 Chesterfield Missouri 63005 May 2007 314 291 0440 FAX 314 291 0646 April 2009 www braschenvtech com ...

Page 2: ...2 3 5 1 Time 22 3 5 2 Date 22 3 5 3 Sensors 23 3 5 4 Zones 23 3 5 5 Automatic Override 24 3 5 6 Manual Override 24 3 5 7 Power Restore After a Power Interruption 25 3 6 Status Check 25 3 6 1 Sensors 25 3 6 2 Zones 26 3 6 3 Automatic Override 26 3 7 Loss of Power 27 3 7 1 Operation During Power Loss 27 3 7 2 Operation After Power Returns 27 3 7 2 1 Power Restore Without Ventilation 27 3 7 2 2 Power...

Page 3: ... GDCP A power connection terminals 14 5 GDCP A digital logic board component layout 15 6 GDCP A wiring diagram showing transmitters wired in 17 daisy chain fashion and location of terminals strips TS1 and TS2 7 GDCP A front internal view of front panel layout 21 List of Tables Table Title Page 1 3 1 GDCP A Control Panel Specifications 7 2 5 2 Explanation of the connection points on terminals 16 TS...

Page 4: ...ged to read and understand all such notices before continuing Types of Notices Three types of notices are used in this manual to describe the severity of the situation encountered WARNING This notice indicates that conditions exist that could cause personal injury or loss of life CAUTION Conditions exist that could cause damage to the equipment or other property Note Special consideration should b...

Page 5: ...terial or workmanship Should any evidence of defects in material or workmanship occur during the warranty period Brasch Manufacturing Co Inc will repair or replace the affected product at its own discretion without charge The Company shall not be held responsible for any charges incurred by any other company or person while installing removing or replacing any allegedly defective equipment or part...

Page 6: ...red See Appendix E for the actual Low Alert values The High Alert set of contacts are factory set to close at a predetermined level This level is 100 parts per million PPM for carbon monoxide and 5 PPM for nitrogen dioxide The Low Alert relay contacts will close open once the gas level is above below the field selectable level and a field selectable delay period has timed out The High Alert contac...

Page 7: ...ents to the factory at the time their order is placed If no special programming is requested the panel will ship programmed with a default program 1 3 Specifications 1 3 1 Specifications for the GDCP A Control Panel are listed in Table 1 3 1 Table 1 3 1 GDCP A Control Panel Specifications Note All specifications were current at the time this manual was printed Brasch Manufacturing Co Inc reserves ...

Page 8: ...ing Real time clock with output for minutes hours day of week day month and year Circuit Microprocessor controlled digital circuitry with battery backup nominal 10 year lifetime Input channels Number 20 inputs max Input signal 8 bit digital word RS 485 transceiver Connection Inputs are true daisy chain both power and communication Maximum distance 1000 feet between input transmitter and panel Outp...

Page 9: ...mon to all output channels Type External Type One each dry contact mechanical relay fused at 5 Amps Maximum voltage 125 VAC 50 60 Hz Current capacity 5 Amps resistive at 30 VDC Power inductive 250 VA 1 8 H P Internal Type Piezoelectric ceramic element Frequency 3 7 KHz Sound level 110 db 10 cm ...

Page 10: ...ouses and enclosed cargo terminals Usually the panel is mounted in a utility room electrical service room or a guard house where the data gathered from the remote transmitters can be conveniently monitored Other than the requirement that the panel be within 1000 feet of the most remote transmitter easy access to the front panel display will most likely determine the optimum mounting location Choos...

Page 11: ...GDCP A MOUNTING TEMPLATE USE AT LEAST 10 SCREWS USE ALL FOUR MOUNTING HOLES MOUNT ONLY ON A SOLID FOUNDATION FIG 1 GDCP A mounting dimensions 11 ...

Page 12: ... long lengths of wiring are required use 12 AWG wiring for the supply circuit The power connections are made on the Power Supply Relay P C board Fig 3 page 13 shows an internal bottom view of the assembled panel Use this figure to locate the Power Supply Relay board Fig 4 page 14 shows the location of the power terminal strip TS1 where these connections are made L1 is for the 120 VAC hot lead whil...

Page 13: ...FIG 3 GDCP A internal components view from bottom end CABINET COVER CABINET P C PACKAGE TRANSFORMER BOARD FRONT PANEL LABEL KEYPAD POWER SUPPLY RELAY BOARD DIGITAL LOGIC BOARD 13 ...

Page 14: ...ONE 1 LA2 HA1 XFMR1 1 XFMR1 1 TS9 HA1 HA2 LA2 LA1 POWER GND GND GND GND L2 XFMR1 1 XFMR1 1 XFMR1 1 BACK 1 BACK 2 XFMR1 1 T1 TS1 T1 T1 L2 L2 L2 L1 OFF ON ZONE 1 P C PACKAGE POWER CONNECTION POINTS POWER SUPPLY RELAY BOARD SW1 FIG 4 GDCP A power connection terminals 14 ...

Page 15: ...ITTER CONNECTION TRANSMITTER CONNECTION MAX SENSOR 1 16 TP5 1 TRANS POWER IN 1 TP1 BACKLIGHT POWER IN 4 20 ma OUTPUT TS3 KEYPAD 1 JP1 UNREG COM UNREG COMM COMM UNREG COMM COMM COM UNREG FIG 5 GDCP A digital logic board component layout COM COM 15 ...

Page 16: ...5 page 15 for the location of these terminal strips Connect the shielded cable as shown in Fig 6 page 17 being very careful to avoid mistakes Either of the two terminal strips TS1 and TS2 can be used to connect to the transmitters The two terminals will come in handy if the transmitters fan out in opposite directions from the panel Be sure that all of the transmitters that will be assigned to the ...

Page 17: ......

Page 18: ...y board located at the back of the panel P C package You will have to open the package door to access this switch Please see Fig 4 page 14 for the location of the panel s power switch The switch is located on the top left corner of the P C board to the right of the power input terminal strip Immediately place the power switch to the off position if you experience any indications of circuit shortin...

Page 19: ...e at this time The zone indicators associated with those zones will then glow The panel will remain in the startup mode for approximately 2 minutes After this time is completed the panel will enter the measure mode The display will then change to the following The display updates about every five seconds If there are any failed transmitters the display will then indicate the following Press the ME...

Page 20: ...ay 3 4 Default Program 3 4 1 If you have not asked the factory to ship your new GDCP A Control Panel with a specific program installed the panel will arrive with the factory default program active The following parameters will be set into the program CO transmitters Low Alert trigger point at 35 PPM The transmitter will be assigned to output zone 1 NO2 transmitters Low Alert trigger point at 1 0 P...

Page 21: ...rminals switches and fuses Disconnect all remote supply sources before servicing this compartment Ce compartment contient des branchements interrupteurs et fusibles sous tension De brancher toutes les alimentetions avant d effecteur toute re paration ATTENTION ALARM POWER FIG 7 GDCP A front internal view of front panel layout PANEL MOUNTING HOLES CABINET FRONT PANEL LABEL KEYPAD P C PACKAGE POWER ...

Page 22: ...s also active Pressing this key will bring the panel back to the main display The functions that can be programmed by the operator are detailed below By pressing the keys in the noted sequence the operator will be able to program the panel for optimum performance 3 5 2 Time Press the following keys in the noted sequence to set or change the time Press MENU Press ENT Press ENT Press NEXT until hour...

Page 23: ...XT to set next zone ON or OFF Press ENT Repeat until six zones are assigned Press NEXT if programming more sensors Jump back to program next sensor OR Press MENU If all sensors programmed 3 5 5 Zones Press the following keys in the noted sequence to enter or change the zone program Press MENU Press ENT Press NEXT until Program Zone choice Press ENT Press NEXT until zone number is correct Press ENT...

Page 24: ...umber is correct Press NEXT until ON time is correct Press ENT Press NEXT until OFF time is correct Press ENT Jump back for more times OR Press NEXT until the active zone number is correct Press ENT Press NEXT to set zone ON or OFF Press ENT Jump back to program more zones OR Press MENU for main display 3 5 7 Manual Overrides Press the following keys in the noted sequence to enter or change the ma...

Page 25: ...e programmable functions that can be checked by the operator are detailed below By pressing the keys in the noted sequence the operator will be able to read the status of these specific functions 3 6 2 Sensors Press the following keys in the noted sequence to read the status of the sensors Press MENU Press NEXT until Check System Status is correct Press ENT Press NEXT until Sensor Status is correc...

Page 26: ... correct Press ENT to read type of automatic ventilation and ON time Press NEXT to read the active zones Press NEXT to return to Program System choice Press MENU for main display Press the following keys in the noted sequence to read the status of the automatic overrides if set by day Press MENU Press NEXT until Check System Status is correct Press ENT Press NEXT until Auto Vent Status is correct ...

Page 27: ...ramming of the power restore routine This routine can be programmed to actuate specific equipment or leave all equipment off for a period of 2 minutes After this period the control panel will operate the ventilating equipment according to the data acquired from the sensors 3 7 2 Operation After Power Returns 3 7 2 1 Power Restore Without Ventilation The system can be programmed to leave all ventil...

Page 28: ... the associated P C boards These fuses can fail for various reasons Power supply spikes that occur during and after power losses can sometimes stress the fuses and cause them to fail This is no fault of the equipment and in most cases replacing the fuse solves the problem The fuses can also fail when large currents caused by a failed component passes through them In this case the replacement fuse ...

Page 29: ...r at first to be associated with the product can be solved without returning the product If you experience a problem and would like to discuss it with a factory service technician you may call the number listed on the product label You will be transferred to a technician specially trained to service that specific product This technician will help you determine the most efficient way of solving the...

Page 30: ... Digital P C board ZONE RELAYS TRANS POWER IN POWER IN 1 JP3 1 TP5 1 TS1 TRANSMITTER CONNECTION JP2 UNREG COMM COMM COM UNREG BACKLIGHT POWER IN TP1 JP1 KEYPAD TS2 1 TRANSMITTER CONNECTION COMM COMM UNREG COM UNREG MAX SENSOR 1 16 4 20 ma OUTPUT TS3 DIGITAL BOARD P C PACKAGE TS1 APPENDIX A COM COM 30 ...

Page 31: ... the latest data The start pulse consists of a 2 0 milliamp level of four second duration At the end of this four second pulse a two second duration pulse is transmitted at a level corresponding to the concentration sensed by the first transmitter This level will be between 4 0 milliamps 0 PPM and 20 milliamps the transmitter s full scale value If the transmitter has failed this level will be at 0...

Page 32: ...4 8 12 16 20 24 2 4 6 8 10 12 14 16 START 1 2 3 4 5 6 START SENSOR OUTPUT 1 35 PPM 2 0 PPM 3 100 PPM 4 50 PPM 5 0 PPM 6 50 PPM SECONDS Milliamp 32 ...

Page 33: ... 1 16 2 4 8 JUMPER ON MAX SENSORS 1 2 4 8 16 X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 FIG 10 Setting jumpers for maximum number of transmitters DIGITAL BOARD See Appendix A for P C board location Place jumpers on header as shown to match the number of active transmitters in...

Page 34: ...Self Tapping screw with O ring seal P C boards Front Panel Conduit Fitting Mounting Brkt Front Panel Seal Housing APPENDIX D Transmitter assembly models GSE CM TRA and GSE ND TRA 34 ...

Page 35: ...f Values CO 20 25 30 35 40 45 50 55 PPM NO2 1 0 1 5 2 0 2 5 3 0 3 5 4 0 4 5 PPM High Alert values for CO and NO2 transmitters Transmitter Value CO 100 PPM NO2 5 0 PPM List of Delay values for entrance and exit delays Value in minutes All Zones 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 0 ...

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