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GAS MONITORS

MODELS 2050-00 & 2050-10
MODELS 2060-00 & 2060-10

Содержание 2050-00 Applicability & effectivity

Страница 1: ...GAS MONITORS MODELS 2050 00 2050 10 MODELS 2060 00 2060 10 ...

Страница 2: ...nitor com GAS MONITORS MODELS 2050 00 2050 10 MODELS 2060 00 2060 10 APPLICABILITY EFFECTIVITY This manual provides instructions for the following Sierra Monitor products Model Description 2050 00 Ammonia Gas Monitor 2060 00 Halocarbon Gas Monitor The instructions are effective for the above models as of January 1 2004 Instruction Manual Part Number T10013 Rev C ...

Страница 3: ...Alarms 4 3 3 Outputs 4 4 ALARM CALIBRATION 5 4 1 FactoryAlarm Calibration 5 4 2 Frequency ofAlarm Calibration Check 5 4 3 Alarm Calibration Check Process 5 4 4 Equipment Required 6 4 5 Alarm Calibration Procedure 6 5 SERVICE 5 1 Sensor Replacement 7 6 INSTALLATION 8 6 1GasSensorModuleLocations 8 6 2 Mounting 8 6 3 Wiring 8 6 4PowerSupply 8 6 5AlarmDevices 8 7 ALARM CONFIGURATION 10 8 SPECIFICATION...

Страница 4: ...onitors The models can be config ured with a 0 5 amp dry contact relay The monitors are housed in a polystyrene enclosure that is suit able for installation in freezer re frigerator or other applications Test connections and adjustment controls are located on the out side of the enclosure and are eas ily used even when the operator is wearing hand protection The Model 2050 Ammonia moni tor has a f...

Страница 5: ...operate the monitor except the DC input power is contained in a compact unit There are no pumps filters or chemical cells to replace or maintain Except for periodic calibra tion to verify the alarm setting no attention is required after installation The user may adjust the alarm level by applying a different calibration gas concentration A sensor self check feature will flash the alarms on and off...

Страница 6: ...n Terminal positions on the electronics board are as follows 2 2 3 Start up Operation To begin operation of the Gas Sensor Module provide 9 24 VDC from a regulated power supply such as one of the Sierra Monitor Alarm Panels 2102 XX Each time the sensor mod ule is powered up it will perform a warm up for 2 60 minutes During warm up the monitor will first cycle through safe alarm safe condition at o...

Страница 7: ...ed light once the warm up time is completed indicat ing the presence of gas at or above the pre set alarm limit Table 2 1 Buzzer Relay Relay Fail Safe On Closed Open Trouble Alarm Interrupted contact closure and red green vi sual indication once the warm up time is com pleted after unit has been in operation indicat ing either a failed sensor or calibration problems Buzzer Relay Relay Fail Safe On...

Страница 8: ...ing periods of extreme humidity and temperature changes The monitor should have operated con tinuously uninterrupted for at least 24 hours prior to calibration adjustment 4 3AlarmCalibrationCheckProcess Theoutputsignalofthegassensormoduleiscalibrated using a calibration gas mixture containing a known concentrationofthegasofinterestandabalanceofair orusingasubstitutegas Theconcentrationofthespan ga...

Страница 9: ...onitor in operation expose the sensor to a sample of calibration gas Apply calibration gasdirectlytothesensorinsuringthatthedelivery cuplooselycoversthesensor Use80PPMH2 for the Model 2050 and 150 PPM CO for the Model 2060 3 TheredLEDonthefaceofthemonitorshouldturn on Ifthealarmoccurswithin18 20secondsand stops within one minute of the removal of the cali bration gas the monitor is in calibration ...

Страница 10: ...or 1 Confirm that the system power has been removed Figure 5 1 Model 2050 2060 Electronics Board Connections 2 Remove the cover from the main enclosure 3 Unplug the sensor connector on the lower right hand corner of the electronics board 4 Unscrewthesensorassemblyfromtheendofthe enclosure 5 Reversetheprecedingstepstoinstallthenewsen sorassembly 6 Restore power and allow a minimum of 24 hours for s...

Страница 11: ...rs of the housing to mount the monitor to a wall The installation must meed any hazardous envi ronmental codes for AC DC electrical instrumenta tion 6 3 Wiring Interconnect wiring from the controller to the module is by 4 conductor 22 AWG or lower AWG cable conduit as necessary Shielding is not required For installations where the distance from the con troller to the sensor is greater than 500 fee...

Страница 12: ...Instruction Manual Page 2050 2060 Gas Monitors 5 04 Figure 6 1 InterconnectWiring Table 9 ...

Страница 13: ...st for 20X N A N A TB1 1 TB1 2 TB2 1 TB2 3 DCV To Model 2102 Terminal J5 2 or J6 2 0 DC To Model 2102 Terminal J5 3 or J6 3 Safe To Model 2102 Terminal J5 1 or J6 1 Alarm To Model 2102 Terminal J5 4 or J6 4 Not Used TB2 3 NO Output Terminals TB2 2 Configuration Jum pers Configuration Jum pers Model 20X or 200X Configured w ith Alarm Relay Output W iring Terminations Normally Energized Install Jump...

Страница 14: ...s 0 5 AMP dry contact 100 VDC 130 V AC Response Time Less than 90 seconds Operating Temperature Range 4o to 158o F 20o to 70o C Enclosure Material Polystyrene Size 5 6x3 1x2 1in 14 2x7 9x5 3cm Weight 0 3lb 0 15Kg 9 0 ACCESSORIES AND REPLACEMENT PARTS Alarm Panels Model 2102 00 Alarm Panel 2 channel Model 2102 01 Alarm Panel 2 channel with audible CalibrationAccessories 1200 26 Gas Sensor Calibrato...

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