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Crowcon Crowcon Gasmaster Скачать руководство пользователя страница 13

Crowcon Gasmaster

Installation

9

+

-

DETECTOR

Channel Link Settings

Gasmaster

Detector Input

Terminals

I.S. Link Settings

S

-

DETECTOR

Channel Link Settings

Gasmaster

Detector Input

Terminals

+

I.S. Link Settings

0V

SIG

SCR

PWR

7
8

1

2

Z728

I.S. Earth

-

+

Gas Detector

Hazardous Area

Channel Link Settings

Safe Area

4-20mA Current Sink

P&F Z728 Zener Barrier

Crowcon Part Number: C03317

Crowcon Part Number: C03317

P&F Z728 Zener Barrier

Safe Area

Hazardous Area

Channel Link Settings

I.S. Earth

Z728

ORBIS Smoke or Heat Detectors

SOURCE

FIRE

SINK

I.S. Link Settings

I.S. Link Settings

Figure 2.7 Typical connections for 2 wire I.S. detector with Zener barrier, 4-20mA/Fire input module Set channel link
to SINK (see figure 2.5) and configuration to DET4-20 SINK (see Menu System Overview section, page 25 and 33.
Refer to earth connection requirements on Figure 2.5, page 7

SAFE AREA

HAZARDOUS AREA

0V

SIG

SCR

PWR

+

–

+

–

Detector

Detector

MTL

5541

Pepperl& Fuchs

KFD2-STC4-Ex1.H

1

2

11

12

13
14

–

+

20-35Vdc
supply

3

1

7
8

15
14

–

+

20-35Vdc
supply

0V

SIG

SCR

PWR

Channel Link Settings

FIRE

SINK

SOURCE

I.S. Link Settings

Figure 2.8 Typical connections for 2 wire I.S. detector with Galvanic Isolator, 4-20mA/Fire input module. Set channel
link to SRCE (see figure 2.5) and configuration to DET4-20 SRCE (see Menu System Overview section, page 25 and 33.

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Содержание Crowcon Gasmaster

Страница 1: ...Installation Operation and Maintenance Manual M070010 Issue 2 October 2014 Crowcon Gasmaster 1 to 4 channel gas detection control panel...

Страница 2: ...This product has been tested and found to comply with the European Directive 2004 108 EC and the EMC requirements of EN50270 It also complies with the Council Directive 2006 95 EC relating to electric...

Страница 3: ...ral 4 2 3 Mounting 5 2 4 Cabling requirements 5 2 5 Installing gas and fire detectors 6 2 6 Installing output devices 6 2 7 Connecting mains power 6 2 8 Connecting input devices 7 2 9 Connecting outpu...

Страница 4: ......

Страница 5: ...e channel display see figure 3 2 page 18 and a de populated terminal PCB All operating functions are identical to Gasmater 4 Gasmaster is designed for simple operation and all day to day functions can...

Страница 6: ...ER OUTPUT PARAMETERS BY BASEEFA OR ANY EC APPROVED CERTIFICATION BODY TO ANY SINGLE CHANNEL SHUNT ZENER DIODE SAFETY BARRIER WHICH IS ATEX CERTIFIED NOTE 7 TYPE XGARD CERTIFICATION No BASEEFA 04ATEX01...

Страница 7: ...e installation and commissioning of your Gasmaster system is presented in easy to follow instructions A summary table of contents detail ing a typical sequence of installation steps is shown below Dep...

Страница 8: ...splay PCB and batteries The terminal PCB contains the input modules and all of the input and output terminals The display PCB is con nected to the terminal PCB via a 50 way ribbon connector and is hin...

Страница 9: ...ovides a dimensional view of Gasmaster To access the mounting points first remove the front cover by unscrewing the fixings labelled in figure 2 1 Carefully remove the sounder connector from the displ...

Страница 10: ...aracteristics specified above There are a number of suitable ways of terminat ing cables and glands to Gasmaster dependant on the cable and gland type Steel wire armoured SWA cable and glands with ele...

Страница 11: ...se resistor Inputs can be gas detectors or flame detectors in 4 20 mA 2 wire sink or 3 wire sink or source configurations Gasmaster will track inputs from 3 to 21 5 mA at which point an over range fau...

Страница 12: ...owcon for specific wiring details for Crowcon detectors 2 8 1 Two wire 4 20mA devices Figure 2 6 shows a typical wiring configuration for a 2 wire current sink detector for safe area use only Figures...

Страница 13: ...ier 4 20mA Fire input module Set channel link to SINK see figure 2 5 and configuration to DET4 20 SINK see Menu System Overview section page 25 and 33 Refer to earth connection requirements on Figure...

Страница 14: ...SCR Channel Link Settings FIRE SINK SOURCE SIG FAN FAN Input 1 2 3 or 4 I S Link Settings Connections for ESU sampling device 4 20mA Fire input module 2 8 6 Flame detectors Figure 2 14 shows a typica...

Страница 15: ...o two general purpose A V alarm devices using xenon type beacons A greater number of LED based beacons may be powered contact Crowcon for advice Gasmaster is compatible with 12 V dc or 24 V dc A V ala...

Страница 16: ...n latching this is not configurable The Channel Alarm 2 and Common Alarm 2 relays can be configured as latching non latching or latch ing acceptable ESU Channels If the ESU sampling device slows signi...

Страница 17: ...ads must be removed if a remote RS 485 serial link is required Figure 2 19 485A 485B SCR J14 LK2 RS485 TERM Gasmaster RS 485 terminals 2 10 Applying power Before applying power ensure that any control...

Страница 18: ...ly recommended that persons intending to commission a Gasmaster system first read and understand the Operating instructions provided in section III Operation When all field devices have been connected...

Страница 19: ...f entering text strings 4 The Zero Wizard offers temporary Inhibit but you may wish to Inhibit all channels during the calibration process How to set global inhibit From the Supervisor menu scroll dow...

Страница 20: ...vates Each detector on a loop should be reset before testing the next to ensure that all detectors acti vate the alarm Heat detectors can be tested with a heat gun using the same method as described a...

Страница 21: ...isplay for one field device plus the message area Message display area In normal non alarm condition the message area displays the channel numbers and detector types e g CH4 refers to methane detector...

Страница 22: ...lash again if a new alarm is triggered Operator Panel Buttons Use the five operator buttons to respond to alarm conditions examine the status of system settings and configure Gasmaster ACCEPT RESET Pr...

Страница 23: ...ring Gasmaster installation or when Gasmaster is restarted Gasmaster will initialise the system by performing a self test The start up sequence is shown below Display and AV test GASMASTERII Software...

Страница 24: ...wizards Wizards are an extension of the menu system to guide the user through a process such as calibra tion A wizard menu will consist of selections user prompts and display status conditions during...

Страница 25: ...lphabet list To enter numbers or lower case characters continue press ing the Up or Down button For convenience after the first charac ter has been entered the next character will start from the same...

Страница 26: ...configurable and can be set as rising or falling Fire detectors Fire detectors in alarm will display FIRE in the channel display There is only one level of alarm for fire channels Note pressing the Ac...

Страница 27: ...t the fault LED will illuminate and the internal sounder will activate The message area will display FAULT and fault ID number The fault description will appear in the lower portion of the message are...

Страница 28: ...r operate Contact Crowcon Main supply fail Main supply has failed and the system 6 is running on batteries NVM hardware fail Fatal fault contact Crowcon 7 Loaded default settings System has returned t...

Страница 29: ...ocation Units Range Zero suppression Interpret 2 mA Stab time Fire reset time Alarm 1 Alarm 2 Note Menu items are hidden for unused channels Visible only for 4 20 mA Sink SRC Visible only for Fire con...

Страница 30: ...page 30 Detector 1 input low Detector input signal is between 1 and 3 mA 10 18 26 3 Only applies when the Interpret 2 mA command is set to Warning in the channel configuration Detector 1 initiated A 2...

Страница 31: ...ormally energised or de energised dependant on configuration No alarm means the relay is in its normal state In alarm means the relay is in its alarm or fault state 1 refers to the input channel use t...

Страница 32: ...er level 1 output becomes active for 3 seconds followed by Testing alarm L2 Sounder level 2 output becomes active for 3 seconds followed by Test complete Outputs de activate and display returns to the...

Страница 33: ...channel Inhibit Inhibit option will not be displayed if channels Values Inhibit on have already been set to inhibit using the menu Inhibit off shown above User confirmation Reminds the user to check t...

Страница 34: ...5 mA Forces common level 1 2 or Fault relays L1 Level 1 L2 Level 2 The values show the current state of each relay relays may be normally energised or de energised dependant on configuration No alarm...

Страница 35: ...ermines the operation of sounders connected to Values Latched the AV2 3 Drive terminals Non latched Latched means that in an alarm state the sounder Menu Item Values as shown on display Description Su...

Страница 36: ...ched Drive Fault drive Values De energised Energised Menu Item Values as shown on display Description Supervisor menu allows system tests to be performed and configurations to be changed A pass cont w...

Страница 37: ...9 Detector range e g 100 for a flammable detector Zero suppression ZFS Values Enabled Applies suppression to the first 3 of scale to Disabled prevent small deviations from zero being displayed If the...

Страница 38: ...ction 3 7 for details Press the Up and Down buttons to cycle through configuration for channels 2 3 4 Level at which the Level 1 relay will reset Allows hysteresis for applications such as ventilation...

Страница 39: ...n be inhibited individually or all at once The inhibit option is available in the Supervisor menu see section 3 6 on page 20 and the Menu System Overview on page 25 in the Operation chapter for detail...

Страница 40: ...eries should be checked regularly on units operating over 40 C Warning When replacing batteries care should be taken to ensure cables are re fitted as shown on the battery connection diagram Incorrect...

Страница 41: ...les simply plug in it is not necessary to remove power from the system providing the channel is set as Unused prior to insertion Once the module has been added the channel can be configured as appropr...

Страница 42: ...indication Integral 85 dB sounder EN 50270 EMC EN 61010 1 Low voltage directive ATEX EN60079 25 2010 Explosive atmospheres Intrinsically safe electri cal systems Gasmaster 4 288h x 278w x 110d mm 4 5...

Страница 43: ...10 S012304 Power supply assembly Complete with wiring looms S012205 Sounder assembly Complete with wiring loom M04683 Sounder seal M050067 Gasmaster 4 display label For front cover M050068 Gasmaster 1...

Страница 44: ...per case only single clicking or holding the Up button will advance forward through the avail able groups of characters A B C D X Y Z 0 1 2 7 8 9 A B C etc single clicking or holding the Down but ton...

Страница 45: ...mer Crowcon accept no liability for consequential or indi rect loss or damage howsoever arising including any loss or damage arising out of the use of the instru ment and all liability in respect of a...

Страница 46: ...Regional addresses Crowcon Gasmaster 42 Regional addresses...

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