Jesco GW 601 Operating Instructions Manual Download

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GW 601

Gas Warning Device for Chlorine Gas, Chlorine Dioxide and Ozone

Operating instructions

Read this operating manual before using the equipment.
To be retained for future reference.

Dosing

Conveying

Control

Liquids
Gases
Systems

Summary of Contents for GW 601

Page 1: ...g Device for Chlorine Gas Chlorine Dioxide and Ozone Operating instructions Read this operating manual before using the equipment To be retained for future reference EN 02 Dosing Conveying Control Liquids Gases Systems ...

Page 2: ...ure 5 2 4 Part numbers 5 3 Functional range 6 3 1 Measurement amplifier GW 601 6 3 2 Transmitter 6 3 3 Power supply backup system accessory 6 4 Dimensioned drawings 7 5 Technical data 8 6 Assembly and installation 11 6 1 Measurement amplifier GW 601 11 6 2 Transmitter 12 6 3 Connection 12 6 4 Drill template 14 7 Operation 15 8 Configuration 16 9 Operation 17 10 Relays 19 10 1 Measures in case of A...

Page 3: ...tion to facilitate operation and ensure the smooth running of the equipment Notices attached directly to the unit such as wire references must be observed and kept in a fully legible condition 1 3 Personnel qualifications and training The personnel employed for operation maintenance inspection and installation must be suitably qualified for this work The responsibilities areas of competence and pe...

Page 4: ...rrent must be excluded for further details refer to the VDE1 regulations and the regulations of the local public utilities 1 VDE Association of German Electrical Engineers 1 8 Safety instructions for inspection maintenance and installation work The operating company must ensure that all maintenance inspection and installation work is carried out by authorised and duly qualified personnel who have ...

Page 5: ... accompanying accessories so that no small parts are left inside the packaging Compare the delivery content with the delivery note immediately If there are any discrepancies determine the cause The scope of delivery includes Gas warning device GW 601 Transmitter including sensor 5 m cable Operating instructions 2 3 Start up procedure Reading the operating manual Assembly and installation section 6...

Page 6: ...nditions are displayed or relays switched to notify the relevant persons 3 1 Measurement amplifier GW 601 The measurement amplifier GW 601 is the central control unit and is installed where it can be accessed by operators It allows measurements to be checked and alarm thresholds set The gas warning system receives the 4 20 mA signal from the transmitter and evaluates it The digital display shows t...

Page 7: ... Operating Manual GW 601 7 4 Dimensioned drawings 90 mm 160 mm 146 mm 160 mm 194 mm 146 mm Fig 4 1 Gas warning device GW 601 105 mm 65 mm 138 mm Fig 4 2 Transmitter 380 380 210 Fig 4 3 Power supply backup system accessory ...

Page 8: ...larm 2 Fault Horn Analogue output 4 20 mA max working resistance 500 Ω Corresponds to the measuring signal from the transmitter provided it lies within the 1 5 22 5 mA range No of transmitters max 1 Alarm thresholds 2 limits pre configured freely adjustable Chlorine Cl2 Chlorine dioxide Cl2 Ozone O3 Limit value 1 2 ppm 0 2 ppm 0 2 ppm Limit value 2 10 ppm 1 ppm 1 ppm Digital input Interface RS 232...

Page 9: ...A 1 W Measuring signal 4 20 mA linear max working resistance 500 Ω 4 mA zero point 20 mA measuring range limit Dimensions H x W x D 126 x 82 x 60 mm Housing material Cast aluminium painted PTFE high frequency shielded Protection class IP 54 except for gas inlet Weight approx 0 5 kg Cable entry point M16 x 1 5 Cable diameter 59 mm Cable 3 wire 0 8 mm2 shielded core resistance 18 Ω max 1000 m Ambien...

Page 10: ... Output rated current 2 2 A Protection Overload Full discharge Short circuit Excess temperature Charge time 8 h Battery 12 V DC 7 Ah maintenance free 3 5 years service life Interface USB RS 232 Ambient temperature 0 45 C Storage temperature 0 45 C Air humidity 0 90 rH non condensing Housing Steel sheet powder coated lockable Dimensions W x H x D 380 x 380 x 210 mm Protection class IP 66 Weight app...

Page 11: ...ould only cross at a 90 angle The permissible length of the measuring cables must be adhered to with regard to the sensor used When measuring ensure that the plug connections are clean and dry and that the lines do not become brittle due to sharp buckling The shielded cables normally used for such measuring lines must be of the quality specified 6 1 Measurement amplifier GW 601 The electrical inst...

Page 12: ... Keep a minimum distance of 10 cm between the sensor opening and other fixtures The cables pass through the PG connections into the housing interior The cable entry point consists of the flange which screws into and is sealed in the basic housing the clamp seal assembly and the threaded sleeve Insert the cable in turn through the threaded sleeve clamp seal assembly and the flange Make sure the cla...

Page 13: ...ound I in Input 4 to 20 mA 24V Output 24 V DC I out 4 20 mA output I out 485A A RS 485 interface 485B B Fig 6 1 GW 601 gas warning system wiring diagram a Connection to transmitter U GND SENS ZERO mA LED GN LED RD GWZ 601 Terminal Function Connection Note mA Output 4 to 20 mA Connection to the gas warning device GW 601 GND Ground U Input 24 V DC SENS Calibration potentiometer see chapter 12 1 ZERO...

Page 14: ...14 Operating Manual GW 601 Assembly and installation 6 4 Drill template Width x height Gas warning device GW 601 146 x 146 mm Transmitter 52 x 113 116 mm ...

Page 15: ...pending on the operating mode They are shown in the bottom line of the graphic display Cl2 0 0 ppm A1 0 8 A2 1 0 NEXT QUIT HORN F1 F2 F3 F4 Fig 7 2 GW 601 display standard 1 line Measuring gas or size current measurement with unit 2 line Bar chart presentation of the measurement 0 to 100 3 line Threshold settings for alarms 1 and 2 4 line Assignment of the function keys F1 to F4 Function keys Key ...

Page 16: ...Press F3 and F4 simultaneously for approx 5 seconds Keep pressing this key combination for approximately five seconds to disable activation GB D After activation press F2 to switch between German D and English GB GB German is active change to English with F2 D English is active change to German with F2 Services OFF ON In service mode alarm and fault messages are blocked the relay outputs are inhib...

Page 17: ...f the hysteresis or 2 of the measuring range limit The larger value applies This pre vents the alarm from being repeatedly triggered as a result of minor measurement fluctuations around the alarm limit NPC 0 to 5 A near point of convergence can be set The range of values NPC over the measuring range limit is displayed as zero The adjacent range of up to 2 NPC from the measuring range limit will sh...

Page 18: ... Operation Power LED Signals from the transmitter are now recorded by the GW 601 gas warning device Service mode In service mode alarm and fault signals are blocked Service mode is indicated by the flashing operation LED Service mode can be activated in the configuration menu In service mode activation is permanently enabled Alarm Two alarm thresholds can be set limit value 1 and limit value 2 The...

Page 19: ...ged manually when the level falls below limit 2 Sprinkler with acknowl edgement via door contact Horn Can be manually acknowl edged immediately Acoustic signal generator Tab 10 2 GW 702 measurement amplifier relays Example If Alarm 2 relay activates the sprinkler and a door contact is connected to the digital input then in event of an alarm the sprinkler will be switched off as soon as the mainten...

Page 20: ...ay returns to its original position zero position when the tripping value is exceeded Zero power supply therefore operates in the same way as exceeding the tripping value Delivery status for Fault relay 11 Analogue Output and Interface 11 1 Analogue output You can read the measurements from the transmitter as a 4 20 mA signal via the analogue output The analogue output corresponds to the measuring...

Page 21: ...ation of the power supply triggers an alarm 12 1 Changing the sensor The electronic sensor is a wear part Usual service life see section 5 Technical data on page 8 The following operating conditions shorten the service life A very damp environment Prologued contact with gas concentrations significantly above the end of the measuring range Perform the following working steps to change 1 Disconnect ...

Page 22: ...ly over the upper alarm threshold The concentration must be known with 2 accuracy The expiry date of the test gas may not be exceeded Install a multimeter in the 20 mA loop between the sensor and the control centre for display purposes Adjustment takes place in two stages Zero point adjustment Operate the sensor with ambient air free of measuring gas and flammable substances or with synthetic air ...

Page 23: ...g cable disconnected Off Off Check electric connection Repair connecting cable Power failure Check power supply Repair connecting cable 0 8 mA Power up phase On Flashing The condition is automatically rectified after the power up phase 1 1 mA Hardware error On Check hardware and repair if necessary up to 22 mA Measuring mode Off 22 mA Connecting cable short circuit Check electric connection Repair...

Page 24: ...etre Accessories 23600131 Power supply backup system 78009 External horn 77214 Strobe 77215 Flashing light Wearing parts 78392 Sensor block for CM 601 chlorine gas 78394 DM 601 sensor block chlorine dioxide 0 1 ppm On request DM 601 sensor block chlorine dioxide 0 2 ppm 78396 OM 601 sensor block ozone 0 1 ppm On request OM 601 sensor block ozone 0 2 ppm Device revision This operating manual applie...

Page 25: ...9 M Maintenance 21 Measuring gas 6 Measuring principle 9 Measuring range 9 O Operating state 18 Operation 15 18 P Part numbers 5 Password 16 Personnel qualification 3 Power consumption 8 Power supply backup system 6 Power up phase 18 Protective circuit 11 R Relay mode 17 Relays 19 RC protective circuit 11 S Safety notices 3 Scope of delivery 5 Self locking 19 Service mode 18 Services 16 Spare part...

Page 26: ... Fault details Type of fault 1 mechanical fault 2 electrical fault Early wear Connection loose e g plug or cable Wearing part Controls e g switch button Breakage other damage Electronics Corrosion Damage in transit 3 Leaks 4 No or inadequate operation Connections Membrane defective Dosing head Other Operating conditions of the device Application site site description Accessories used if any Commis...

Page 27: ...0 Wedemark bevestigt dat het volgende genoemde apparaat in de door ons in de handel gebrachte uitvoering voldoet aan de eis van en in overeenstemming is met de EU richtlijnen de EU veiligheidsstandaard en de voor het product specifieke standaard Bij een niet met ons afgestemde verandering aan het apparaat verliest deze verklaring haar geldigheid HU EG EK Egyezőségi nyilatkozat A Lutz Jesco GmbH Am...

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