Page 1: ......
Page 2: ...of the alarm system 2 COMMISSIONING 2 1 Introduction 2 2 Functional tests 2 3 Alarm panel Check internal connections 2 4 Electrical power supply Switch ON 2 5 Alarm Panel Test 2 6 Gas service Check al...
Page 3: ...minate 8 Alarm Panel loses all displays except system alarm 9 System alarm fault indication with a serviceable gas 10 Remote alarm recording system not operating correctly 11 Gas service indicates nor...
Page 4: ...imum ambient temperature 0 degrees Celsius Maximum ambient temperature 40 degrees Celsius Minimum relative humidity non condensing 10 Maximum relative humidity non condensing 95 Environmental Operatin...
Page 5: ...ps Type of protection against electric shock Class 1 Mains supplied equipment using a protected earth Mode of operation Continuous equipment may be left switched on indefinitely Degree of protection a...
Page 6: ...on MUTE and TEST switches and an audible warning programmed to operate depending upon the alarm condition displayed Alarm panels are interconnected by data transmission cable Relay interface units inp...
Page 7: ...Normal gas service indication is displayed by a steady illuminated green LED which is extinguished in the event of an alarm condition 1 4 4 Alarm conditions are displayed by flashing LED s yellow or r...
Page 8: ...UTE switch on a central panel signifies that action is in hand to identify and rectify the fault which produced the alarm condition This information is transmitted to all repeater panels displaying th...
Page 9: ...cept signals from their respective inputs A relay complete with line contact monitoring circuit suitable for switching 50V and a maximum of 0 5 Amps is fitted to the power supply pcb The normally ener...
Page 10: ...d to the mains electrical power supply and operates by 15V and 5V d c circuits from it s integral transformer Service failure sensors provide the input to initiate both the visual displays and audible...
Page 11: ...circuit or faster to indicate a short circuit Power failure to SYSTEM ALARM flashing Input gas service input panel Audible channel all alarms flashing SYSTEM ALARM flashing Audible Data transmission A...
Page 12: ...operated on a central mute panel displaying a fault condition the flashing light on all panels showing the same fault changes from flashing to steady NB there may be more than one central mute panel...
Page 13: ...Figure 1 Light Display Switch positions Hill Rom MED S PT NO...
Page 14: ...nput to this panel 6 OFF to designate panel as slave ON to designate panel as master must be highest ID on system 7 OFF for panel ID 0 to 15 ON or panel ID 16 31 8 OFF to disable central mute facility...
Page 15: ...Figure 2 Relay Panel Switch positions Hill Rom MED S PT NO...
Page 16: ...er supply Switch ON Switch ON electrical power supply to alarm panel Check that the POWER ON LED illuminates 2 5 Alarm panel Test Press the TEST switch and check that all the alarm panels LED s illumi...
Page 17: ...ays Check that all repeater panels which display that input indicate all alarm conditions and SYSTEM ALARM in a flashing mode 2 10 6 Input Reconnect Reconnect the input plug to gas channel ensure that...
Page 18: ...ce is returned to normal If the mute facility is operated the audible warning will re sound after 15 mins until either the MUTE switch is re selected or the gas service is returned to normal Should a...
Page 19: ...LED is extinguished and the SYSTEM ALARM LED is illuminated flashing accompanied by an audible warning If the alarm panel receives an input ensure that each panel displaying that gas service have ill...
Page 20: ...acers and washers which may be displaced from securing studs 4 7 5 LED Replace Gently unplug LED from connector and replace with a compatible LED of the same colour The new LED must be plugged into th...
Page 21: ...and audible warning operates 4 9 Replacing a power supply printed circuit board The procedure to replace a power supply pcb is as follows WARNING ENSURE THAT THE MAINS ELECTRICAL POWER SUPPLY IS OFF A...
Page 22: ...ng a back up battery The procedure to replace a back up battery is as follows WARNING ENSURE THAT THE MAINS ELECTRICAL POWER SUPPLY IS OFF AND REMAINS ISOLATED UNTIL REQUIRED FOR THE FUNCTIONAL CHECKS...
Page 23: ...pcb Para 4 8 TABLE 8 ALARM PANEL LOSES ALL DISPLAYS EXCEPT SYSTEM ALARM Possible cause Remarks rectification action 1 Mains electrical power Check mains electrical power supply failure supply into the...
Page 24: ...and replace switch as necessary complete with line contact module 4 Wiring defect between panel With a serviceable pressure switch and pressure switch fitted check resistance of interconnecting wiring...
Page 25: ...AL WITH A GAS SERVICE FAILURE CONDITION Possible cause Remarks rectification action 1 Gas service failure set Check that the gas service sensor incorrectly is operating at the correct pressure 2 Fault...
Page 26: ...wer supply to alarm panel panel which receives input which receives gas service input 2 Faulty input wiring Carry out resistance checks between gas service sensor and input alarm panel 3 Input power s...
Page 27: ...ace 100 to 127V a c Part No 1828753 Power supply pcb relay interface 200 to 240V a c Part No 1828828 Relay pcb Part No 1828827 6 1 Spares scheduling The recommended holding of spares depends upon the...
Page 28: ...J BJ MED S Limited trading as Hill Rom MED S Telford Crescent Staveley Derbyshire S43 3PF England Tel 44 0 1246 474242 Fax 44 0 1246 472982 e mail technical medaes co uk Registered Office MED S Ltd Te...
