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Brasch GDCP-Touch Installation & Operation Manual Download Page 28

Factory Default Settings

Unless otherwise specified on the order form, the following settings will be used to configure 
the control panel.

Setting

Default

Sensors

All Sensors Configured

Relays

4 Relays 

Relay 1 

(Low Alert)

All Sensors

On-Delay

1 minute

Off-Delay

1 minute

Setpoint

35 PPM CO / 1.0 PPM NO

2

Activation Type

Single

Level

1

Relay 2 

(Medium Alert)

All Sensors

On-Delay

0 minute

Off-Delay

1 minute

Setpoint

75 PPM CO / 3.0 PPM NO

2

Activation Type

Single

Level

1

Relay 3 

(High Alert)

All Sensors

On-Delay

0 minute

Off-Delay

1 minute

Setpoint

100 PPM CO / 5.0 PPM NO

2

Activation Type

Single

Level

1

Relay 4 

(Alarm)

All Sensors

On-Delay

15 minute

Off-Delay

0 minute

Setpoint

100 PPM CO / 5.0 PPM NO

2

Activation Type

Single

Level

1

Zone 1

All Relays

IOM03
Rev 1.1 – May 18, 2021

28

Summary of Contents for GDCP-Touch

Page 1: ...GDCP Touch Installation Operation Manual Brasch Environmental Technologies LLC 140 Long Road Suite 101 Chesterfield Missouri 63005 314 291 0440 www braschenvtech com...

Page 2: ...13 Mounting the Control Panel 13 Mounting the Transmitters 13 Connecting the Power Supply 15 Connecting the Remote Transmitters 16 Connecting the Ventilation System 17 Connecting the External Alarm 1...

Page 3: ...errides 36 Setting Automatic Overrides 37 Changing the Date and Time 37 Configuring BACnet 38 Performing a Reset 38 Using the Analog Outputs 39 Obtaining the Best Operation 40 Carbon Monoxide and or N...

Page 4: ...tly 48 Setting the Proportional Output Incorrectly 48 Bias Termination Switches in the Wrong Position 48 Relay Activation Type Set Incorrectly 49 Panel Not Grounded 49 Transmitter Mounted in an Unsati...

Page 5: ...nsmitters operate on the electrochemical principle and are able to detect carbon monoxide or nitrogen dioxide A current is produced when the target gas reacts chemically with an electrode inside the s...

Page 6: ...tration Timer Schedule or User Input 7 Full Color LCD Touch Screen Maximum Detection Monitors up to 128 CO and or NO2 Sensors Each Sensor Covers up to 9 000 sq ft Enhanced Durability NEMA 4X Water and...

Page 7: ...acks Sensor Capacity Up to 30 remote sensors Optional Up to 128 remote sensors via GDCP ExpansionPacks Zone Capacity Up to 4 zones Optional Up to 32 zones via GDCP ExpansionPacks Internal Alarm 70 dB...

Page 8: ...produces a transmitter is listed below along with the relevant concentration specifications Carbon Monoxide Full Scale Span 200 PPM Resolution 1 PPM Minimum Accuracy 10 or 6 PPM Relay Setpoints 0 200...

Page 9: ...and understand all such notices Types of Notices Three types of notices may be used in this manual to describe the severity of the situation encountered WARNING This notice indicates that conditions e...

Page 10: ...ated within easy reach of the panel Ensure that the step down transformer provides the correct secondary voltage and has the necessary volt amp rating to power each component in the system Each contro...

Page 11: ...f your cable conductors do not match the wire colors assign a cable conductor color to each wire and make a list of this assignment Follow this color assignment when connecting any other transmitters...

Page 12: ...larms make sure the setpoints and delay times are the same in both the Zone Settings Screen and Relay Settings Screen Refer to page 18 for more information concerning the alarm feature Step 6 Applying...

Page 13: ...it Using a pencil or other slender marking tool mark the location of the four mounting holes using the housing as a template Start the screws without the housing in place to avoid any possibility of d...

Page 14: ...exhaust Also engine exhaust contains high levels of other components These components can shorten the useful life of the sensor if they contact the sensor before being diluted by the room air volume A...

Page 15: ...eplace the housing cover and securely tighten all four of the cover retaining screws Connecting the Power Supply While this control panel does not require much power to operate it is usually located n...

Page 16: ...ters The control panel does not supply power to the remote transmitters However power may be daisy chained through the control panel to the transmitters Use a two conductor cable with color coded cond...

Page 17: ...on page 20 give examples of the wiring for some common systems Coil control signals on relays for damper and make up air units can also be connected across the panel s relay contacts so that these co...

Page 18: ...rent loop or voltage proportional output Each output produces a linear response over the full scale range of the average of all connected sensors in a zone Every zone configured on the control panel c...

Page 19: ...ngs Relay Settings Relay Selecting On or Off will activate and deactivate the relays accordingly Be sure to disable any override by selecting None when you have completed testing a relay Repeat this p...

Page 20: ...Typical Installation Diagrams IOM03 Rev 1 1 May 18 2021 20 Figure 1 Wiring Two Fan Ventilation System with Common Alarm Figure 2 Wiring Two Speed Fan Ventilation System...

Page 21: ...IOM03 Rev 1 1 May 18 2021 21 Figure 3 Wiring Transmitter Connection Daisy Chain Dedicated Power Figure 4 Wiring Transmitter Connection Daisy Chain GDCP PowerPack...

Page 22: ...IOM03 Rev 1 1 May 18 2021 22 Figure 6 Wiring Analog Output Figure 5 Wiring Transmitter Connection Star Configuration...

Page 23: ...in a variety of ways to meet almost any specification Below are the components used to build these configurations If requested at the time of order Brasch will customize the configuration to match a...

Page 24: ...deactivate a relay either for an adjustable duration or until reset by the user Automatic override allows the user to schedule days and times when the relays will activate or deactivate regardless of...

Page 25: ...point being exceeded the gas responsible will change colors from green to yellow to indicate this to the user If the alarm setpoint is exceeded the gas responsible will change to red Persistent in the...

Page 26: ...ween zones without needing to go back to the Home Screen However pressing the Back button in the upper left corner or the Home button in the upper right corner will return the panel to the Home Screen...

Page 27: ...sscode is lost at any time please contact the factory Settings Menu The Settings Menu is where any changes to the control panel configuration will be made Under settings a user can assign or remove se...

Page 28: ...CO 1 0 PPM NO2 Activation Type Single Level 1 Relay 2 Medium Alert All Sensors On Delay 0 minute Off Delay 1 minute Setpoint 75 PPM CO 3 0 PPM NO2 Activation Type Single Level 1 Relay 3 High Alert All...

Page 29: ...ach sensor comes preset from the factory with the correct address assigned so these switches should not be touched except for in very specific cases Please consult with the factory before reassigning...

Page 30: ...r To set a sensor as inactive press and hold the sensor icon for 5 seconds A prompt will appear to confirm or cancel the action Any assignments previously made will be erased when inactivating a senso...

Page 31: ...ct the gas concentration threshold are configured independently for each individual relay To change the setpoints navigate to Settings Relay Settings Relay Tap on either CO Setpoint or NO2 Setpoint an...

Page 32: ...s below the setpoint Adjusting the Activation Type The Activation Type determines what combination of values will be used to determine if the setpoint has been exceeded Use the below table to determin...

Page 33: ...our peak average value Assigning Sensors In order for a relay to determine if its setpoint has been exceeded at least one sensor must be assigned To assign a sensor go to Settings Relay Settings Relay...

Page 34: ...ap and follow the instructions for Adding Removing Relays Each relay can be assigned to only one zone To remove a relay assignment press and hold the relay icon for 5 seconds Then select Remove Relays...

Page 35: ...are provided to describe the principles of operation The silkscreen on each relay board is labeled with the actual electrical connection not the intended state of the relay under normal operating con...

Page 36: ...which the override should last or select Manual to keep the override active indefinitely Selecting Off will open the same pop up window to force the relay into its inactive state as if no gas was dete...

Page 37: ...time duration and day have been set the automatic override is scheduled To disable the automatic override either select None under Relay Override Status or remove all days from the automatic override...

Page 38: ...s Follow the instructions provided with the BACnet client device for connecting a server device Read the Brasch BACnet PICS for more information about the GDCP Touch capabilities Performing a Reset Sh...

Page 39: ...mA current loop mode is selected For the voltage modes the input impedance of the controller must be greater than 100 k Ground the shield of the signal cable at the controller earth grounding point o...

Page 40: ...concentration sets a threshold of the desired maximum concentration while the delay assures that transient levels of gas do not cause the fans to operate for unnecessarily short periods of time This d...

Page 41: ...the area where the transmitter is located this may take from 10 to 30 minutes Using test gas applied from a tank has the advantage of speed as well as assurance that the transmitter is responding accu...

Page 42: ...e proper response and accuracy Replacing the Sensor The sensor s useful lifetime depends greatly upon its operating conditions Continuous operation around large or numerous gas sources may shorten the...

Page 43: ...ponent failure Brasch recommends that the following parts be available for replacement Qty Description Location Part Number 1 Lithium Battery CR1220 3 V RTC Battery CR1220 4 Fuse TR5 time lag 5 0 A 25...

Page 44: ...lear The most common reason for this error message is improper wiring Another reason is that the transmitter is addressed incorrectly either matching the designation of another transmitter or being se...

Page 45: ...r As the relay board is without a control signal during this error state all relays on the board will default to their normal position The most common reason for this error message is improper wiring...

Page 46: ...ufactured by Littelfuse series 374 There are 5 fuses on the relay board The main fuse is located in FH1 and protects the entire board This fuse has a rating of 1 0 Amps Each pair of control relay cont...

Page 47: ...s and the wiring connections at the terminal blocks Improper Communication Wiring Improper communication wiring or exceeding the number of nodes on a single bus can cause communication between the pan...

Page 48: ...ly causing the panel to turn off the fans In this case the ventilation system operates frequently and wastes energy Increasing the on delay setting will prevent fans from turning on as often while inc...

Page 49: ...the same potential as the floating ground will improve touch accuracy and responsiveness Transmitter Mounted in an Unsatisfactory Location For reliable operation the transmitters must be mounted in th...

Page 50: ...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 product This technician will...

Page 51: ...cription In addition to the universal accessories offered by Brasch the GDCP Touch has two unique accessories specifically designed to augment and enhance its capabilities Voltage Model Description 12...

Page 52: ...Figures and Diagrams IOM03 Rev 1 1 May 18 2021 52 Figure 7 Home Screen Layout Normal Figure 8 Home Screen Layout Alarm...

Page 53: ...IOM03 Rev 1 1 May 18 2021 53 Figure 9 Transmitter Front Cover Layout UNREG COM UNREG COMM COMM Black White Black Blue Brown Figure 10 Transmitter Wiring Connections...

Page 54: ...1 1 1 0 0 0 0 0 0 0 1 1 1 1 1 1 1 0 0 0 0 0 0 0 1 1 1 1 1 1 1 0 0 0 0 0 0 0 Sensor 1 Sensor 2 Sensor 3 Sensor 4 Figure 12 Sensor Address Assignment JP2 JP3 4 20 mA 2 10 VDC 1 5 VDC 0 2 1 VDC JP2 JP3 J...

Page 55: ...1101 78 1001101 110 1101101 15 0001110 47 0101110 79 1001110 111 1101110 16 0001111 48 0101111 80 1001111 112 1101111 17 0010000 49 0110000 81 1010000 113 1110000 18 0010001 50 0110001 82 1010001 114...

Page 56: ...IOM03 Rev 1 1 May 18 2021 56 AC Input Wiring TS1 TS2 Figure 15 Input Power Connections NO COM NC Relay Wiring TS3 TS6 18 24 VAC 18 24 RET Figure 14 Relay Contact Connections...

Page 57: ...IOM03 Rev 1 1 May 18 2021 57 Figure 17 Transmitter Connection Output Isolated COMM TS7 COMM COMM ISO GND Non isolated COMM TS8 TS11 GND COMM COMM Figure 16 Transmitter Connection Input...

Page 58: ...0 0 0 1 1 1 1 0 0 0 0 Relay Board Figure 18 Relay Board Address Assignment Figure 19 Relay Board Bias Termination Resistors 1 1 1 0 0 0 Isolated Resistors 0 0 0 1 1 1 Non isolated Resistors 1 1 1 1 0...

Page 59: ...mA 4 6 8 10 12 14 16 18 20 0 50 100 150 200 Carbon Monoxide Output mA Concentration ppm CO 4 6 8 10 12 14 16 18 20 0 2 5 5 7 5 10 Nitrogen Dioxide Output mA Concentration ppm NO2 JP1 2 10 VDC JP1 JP1...

Page 60: ...IOM03 Rev 1 1 May 18 2021 60 Figure 22 Mounting Dimensions Not to Scale...

Page 61: ...IOM03 Rev 1 1 May 18 2021 61 Figure 23 Control Panel Assembly Exploded Inside View...

Page 62: ...IOM03 Rev 1 1 May 18 2021 62 Figure 24 Control Panel Assembly Exploded Outside View...

Page 63: ...50 ppm NO 0 5 Sensitivity measured 10 ppm Cl2 100 Sensitivity measured 20 ppm SO2 2 Sensitivity measured 400 ppm CO 0 1 Sensitivity measured 400 ppm H2 0 1 Sensitivity measured 400 ppm C2H4 0 1 Sensi...

Page 64: ...merservice braschenvtech com Website www braschenvtech com Technical Support Contact Information Phone 314 291 0440 ext 1006 Fax 314 291 0646 Email customerservice braschenvtech com Website www brasch...

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