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Valve box “SZI”

for compressed medical gases and the vacuum

complying to EN ISO 7396-1

INSTRUCTION MANUAL

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Summary of Contents for SZI

Page 1: ...Valve box SZI for compressed medical gases and the vacuum complying to EN ISO 7396 1 INSTRUCTION MANUAL ...

Page 2: ... the authorized service points 5 8 Alarm system 7 8 1 Alarm unit mounted in valve box 7 8 2 Description of connections in alarm unit 8 9 Remote alarm unit 8 9 1 Under plaster version 8 9 1 1 Assembly drawing of under plaster alarm unit 9 9 2 Remote alarm unit on wall version 9 9 2 1 Display 10 9 2 2 Mounting of on plaster alarm unit 10 9 3 Connecting cables 11 9 4 Exemplary diagram of the central ...

Page 3: ...ed with a system of analog pressure converters 0 5V and built in gas monitor Too high or too low level or excessive gas consumption is signaled optically and acoustically break down consisting in damage of the distribution conduits or the medical equipment 1 1 Information about the device Device should be stored in a dry place in temperature between 10 C 45 C The valve box is a part of a central g...

Page 4: ...t any mistake causes a damage of the electronic system Attention Before performing a leak test vacoumeter should be removed Perform leak test of pipeline system in accordance with the EN ISO 7396 1 5 Operation 5 1 First start up 1 Before start up make sure all tests in accordance with EN ISO 7396 1 finished successfully 2 Slowly open each valves in box 3 Make sure that pressures in manometers are ...

Page 5: ...he bottle the pressure on the reducer may be set as per working pressure in the instal lation 6 Maintenance repair Each valve box must be subjected to maintenance at least once a year In particular it is re quired to check the shut off valves and points of emergency supply and check the tightness of the pressure connections inside the box Any repairs may only be performed by a qualified personnel ...

Page 6: ...6 7 Cosntruction diagram emergency supply point NIST Phisical opening of pipeline system Pressure transducer Manometer Shut off valves ...

Page 7: ... displayed with the accuracy of a tenth of a bar In case the pressure of any of the gases is lower than this user defined in the program the name of the gas and red diode start to blink and the sonic alarm activates The sonic alarm may be switched off for a period of 15 minutes by pressing a button If the pressure of a gas is higher than the user defined in the system the name of the gas and green...

Page 8: ...tions on a status of monitored gasses together with visual and audio signalling the alarm status The remote alarm unit operates identically as the alarm unit mounted in the valve box Power input 100 mA Length 180 mm Width 90 mm Height 42 mm Weight 200 g Blocks for connecting analog converters 12V DC connection block 12V ...

Page 9: ...uchscreen On the screen there is TEST buton which should be weekly used to check functioning of alarm unit On the housing we have dual color LED from visual signal In case of alarm the LED blinks green light when pressure is to high and red light when pressure is to low With each visual signal there is also audio signal ...

Page 10: ... of the alarm was not removed audio signal returns It will be returning till cause of the alarm will not be gone During normal work green is LED is constantly ON 9 2 1 Display 9 2 2 Mounting of on plaster alarm unit Scope of delivery 35 mm plastic under plaster casing 2 screws and 1 fisher plugs for installation holes gas symbol pressure value LED pressure unit TEST mute button ...

Page 11: ...ere are 4 RJ 45 sockets for the connection with the transmis sion cables To sockets closer to the edge of the housing the cable connected to the remote alarm unit or BMS system should be connected To sockets close to the middle part of the housing the cable connected to the computer with BMS SCADA system and or transmission cable to another valve box should be connected If the sockets have not bee...

Page 12: ...the central monitoring system Front view TECHNICAL DIRECTOR Central alarm unit 7 To computer with MS Windows Hospital Ward 45 Valve box 45 Alarm unit Hospital Ward 2 Valve box 2 Alarm units Hospital Ward 1 Valve box 1 Alarm units ...

Page 13: ...13 Back view TECHNICAL DIRECTOR Central alarm unit 7 To computer with MS Windows Hospital Ward 45 Valve box 45 Alarm unit Hospital ward 2 Valve box 2 Alarm units Hospital Ward 1 Valve box 1 Alarm units ...

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