MST MODEL 5700 - S1 AIRLINE "CO" MONITORING AND LOW
Contents
1. Save Vour Breath With MODERN SAFETV TECHNIQUES 11370 Breininger Rd Phone 800 542 6646 P O Box 87 888 mod safe Hicksville OH 43526 419 542 6645 Email modsafe bright net Fax 419 542 6475 www modsafe com MST MODEL 5700 S1 AIRLINE CO MONITORING AND LOW PRESSURE WARNING SYSTEM MANUAL kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk WARNING Do not attempt to operate this equipment without first reading and understanding the service manual enclosed with this device kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk 06 09 2 CONTENTS SPECIFICATIONS SL ppt ta Ein nd STR ORRORE pee eee ea A GENERALE DESCRIPTION tas Dd A adatta GENERAL OPERATIONS tari a ib b A AS A A eae num MST S AIRLINE CO SYSTEM INITIAL INSTALLATION ANDSTART UP air paa a NS bender ee ade d MST S AIRLINE CO SYSTEM GENERAL OPERATION AND MAINTENANCE c eee eee eee RECORD KEEPING 7 sie b e e ees Sate enne ave athe SERVICE RECORD ied ts A A Ta 3 SPECIFICATIONS MST AIRLINE CO MONITORING SYSTEM MST MODEL 5700 SI SIZE WEIGHT OPERATING PRESSURE MAX SENSOR TYPE RANGE ACCURACY ALARM TYPE ALARM LEVEL SETTING AMBIENT OPERATING TEMPERATURE RANGE OTHER FEATURES 16 W X 16 H X 1 2 THICK 406mm X 406mm X 13mm 6 5 LBS 2 9 KG 100 PSI 6 9 BAR ELECTROCHEMICAL 0 199 PPM CO 5 OF READING2. MONITOR PIEZOELECTRIC 85 dB A AT 1 FT 8008403 REMOTE ALARM 119 dB A AT 10 FT LOW PRESSURE USER ADJUSTABLE FACTORY SET AT 20 PSI MONITOR FACTORY SETTING 10 PPM US 5 PPM CANADA 32 104 F 0 40 C ADJUSTABLE LOW PRESSURE WARNING SYSTEM BETWEEN 10 AND 100 PSI ADJUSTABLE SAMPLE FLOW METER RED LED ALARM INDICATOR 120 VAC 12 VDC OUTPUT POWER ADAPTER 4 GENERAL DESCRIPTION The MST Airline Carbon Monoxide and Low Pressure Warning Svstem is designed to take a continuous air source sample and monitor for levels of Carbon Monoxide and to alarm if either carbon monoxide above the preset maximum permissible level is encountered or if the airline pressure falls below a preset low pressure set point The svstem is mounted on a panel for wall mounting GENERAL OPERATION Refer to Figure No 1 Initially the 120 VAC continuous power adapter A must be plugged into a dedicated 120 VAC outlet to provide power to the system NOTE If monitor s switch B is turned on before the minimum pressure is applied at C the low pressure warning system will activate the alarm system The air source to be monitored will enter through the system s inlet at C After air source has been connected to the svstem s inlet adjust the black flow control knob of the Flowmeter D to meter the correct sample air to the CO Monitors E electrochemical CO sensor F If the CO content in the sample air exceeds the monitor s CO alarm s
3. Monoxide Sensor may require replacement See MST MONITOR MANUAL for replacement instructions and other trouble shooting information The MST MONITOR has a 1 year warranty All warranty work must be performed at factory d If the Monitor was calibrated in a surrounding temperature other than where the system was being used and the temperature difference was 36 F 20 C or greater the Monitor may give a false alarm due to its characteristics Always calibrate the Monitor in the temperature conditions where the monitor is to be used in Monitor best performs at temperature range of 32 to 104 F 0 to 40 C e Inlet air pressure below low pressure set point is encountered NOTE Only the external alarm will sound Increase inlet pressure to required pressure for your respirators or re adjust low pressure set point to the correct pressure requirement of your respiratory system 2 MONITOR NORMAL MODE The Monitor s NORMAL GREEN LED light will be on full bright from 0 9 PPM of carbon monoxide or 0 5 PPM in Canda and the ALARM RED LED light will be faintly blinking while the Low Battery Amber LED is off 10 3 MONITOR ALARM MODE If carbon monoxide concentrations exceeds the alarm point factory set at 10 PPM or 5 PPM in Canada the ALARM RED LED light will come on full bright the NORMAL GREEN LED light will be off and the audible alarm will sound Also the Remote Audible Alarm will sound 4 CONTAMINATED AI
4. 4 b 7 MST S AIRLINE CO MONITORING SYSTEM INITIAL INSTALLATION AND START UP Refer to Figure No 1 1 SUPPLIED AIR HOOK UP MST Unit s inlet is supplied with 3 8 NPT female threads for customer hook up C MST suggests the supplied air be regulated to a maximum pressure of 100 psi and free of water and or oil and dirt particles 2 POWER MONITOR AND CALIBRATE Plug in the 120 VAC continuous power adapter A into a dedicated 120 VAC outlet At this time to avoid hearing the loud Remote Audible Alarm 1 the alarm can be disconnected during the calibration procedure by disconnecting alarm at J WARNING Be sure to reconnect the Remote Audible Alarm when calibration is complete After a five 5 minute warm up period calibrate the monitor according to the MST Monitor Manual 3 CALIBRATION GAS REQUIREMENTS Zero Gas Nitrogen or Air free of CO Span Gas 95 PPM of CO concentration in air NOTE DO NOT USE GAS THAT IS INTENDED TO CALIBRATE MULTIPLE SENSOR GAS MONITORS EVEN IF THE CO CONCENTRATION IS CORRECT Calibration gas flow to monitor should be 1 0 SCFH 472 ml min 4 EXTREME TEMPERATURE CHANGES Avoid the MST 5700 CO Monitor best performs at an ambient temperature range of 32 104 F 0 40 C Always calibrate the monitor after it has stabilized in the surrounding temperature where the system is to be used 5 LOW PRESSURE WARNING SYSTEM AND MONITOR SAMPLE FLOW ADJUSTMENTS After the monitor has be
5. ONITOR UNLOCK SAMPLE TUBE HERE AND HOOK UP CALIBRATION TUBE GASES TO SAMPLE TUBE GOING TO MONITOR P N 80213 AIR SAMPLE METERING VALVE SAMPLE AIR TO CO MONITOR GREEN BOXED AREA METERING VALVE BLACK FLOATING BALL METERING VALVE ADJUSTMENT KNOB FIGURE NO 2 9 MST AIRLINE CO MONITORING SYSTEM GENERAL OPERATION AND MAINTENANCE kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk k k WARNING If the Monitor s alarm should sound remove mask or hood immediately and move to a safe breathable atmosphere Have a proper qualified personnel examine air system and make the appropriate corrections before using again de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de de RR eee de 1 MONITOR ALARM CONDITION The monitor will alarm due to one or more of the following conditions a Monitor is out of calibration The Monitor should be calibrated monthly if used continuously and prior to use if used on a non continuous basis Calibrate Monitor as outlined in the MST Monitor Manual b If the Monitor can be and is calibrated but the alarm still sounds excessive CARBON MONOXIDE IS PRESENT IN YOUR AIR LINE REMOVE MASK OR HOOD IMMEDIATELY AND MOVE TO A SAFE BREATHABLE ATMOSPHERE CHECK AIR SYSTEM TO CORRECT PROBLEM BEFORE USING AGAIN c If the Monitor can not be calibrated the Carbon
6. R SUPPLY If water and or oil is visibly seen in the flow meter and or sample tube to MST Monitor excessive water and or oil is present in the supplied air These contaminates should be coalesced out prior to inlet of MST s CO Monitoring System to eliminate clogging of MST s Flow Meter and or CO Sensor RECORD KEEPING Record all periodical air quality checks monitor calibration date and any other service performed on the MST CO Monitoring System MST INC SHALL NOT BE LIABLE FOR ANY INJURY LOSS OF DAMAGE DIRECT OR CONSEQUENTIAL ARISING OUT OF THE USE OF OR THE INABILITY TO USE THIS PRODUCT BEYOND THE REPLACEMENT OF THE DEFECTIVE MATERIALS OR WORKMANSHIP USER OF SUPPLIED AIR RESPIRATORS SHOULD EVALUATE THEIR OWN PARTICULAR APPLICATION AND PERFORM THEIR OWN TESTS FOR AIR QUALITY TO DETERMINE THE SUITABILITY FOR USE OF THIS PRODUCT For further information or questions about service or maintenance care of this unit contact your local distributor or MST Inc 800 542 6646 11 SERVICE RECORD MST AIRLINE CO MONITORING SYSTEM MODEL 5700 SI DATE OF SERVICE SERVICE PERFORMED
7. are for approximation only DO NOT assume the setting noted on the dial is the alarm set pressure Adjust the system pressure to alarm set point level desired and turn the adjustment dial until the unit just activates the alarm Slowly increase the system pressure above this setting until the alarm stops Slowly lower the system pressure until alarm activates Note the system pressure and if this is the desired alarm set point the unit is ready for operation Readjust if necessary and replace front cover Warning The Alarm Set Point should be verified prior to each use to assure the unit is operating properly and no one has tampered with the device NUMERICAL POINTING PIN WHITE ADJUSTMENT DIAL 6 MST Inc strongly recommends that a complete safety program be instated to ensure that the respiratorv air is in compliance with all OSHA CSA standards and other applicable laws regulating the use of supplied air respiratorv svstems MST Inc recommends that the air qualitv be tested upon installation and periodicallv re tested to ensure that the minimum requirements for breathing air are maintained MST Inc will not assume any liabilitv for accidents or personal injury resulting from the improper use of this equipment Service on this equipment should only be performed by qualified personnel This system is to be used only by trained qualified personnel in accordance with a respiratory program as outlined in OSHA Regulation 29 CFR 1910 13
8. en calibrated turn off the monitor and reconnect the Remote Audible Alarm I Turn the black flow control knob of flowmeter D clockwise to make sure it is turned off Connect your compressed air to the inlet C Now carefully turn the black flow control knob counter clockwise to open the valve Open just enough to keep the black ball floating about mid range in the green safe zone area of the flow meter refer to Figure No 2 8 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk k WARNING SERIOUS INJURY could result if the AIR SAMPLE METERING VALVE is not properly adjusted Proper sample air flow to CO monitor is required for monitor to give 6 9 correct CO level readout Te de de de de de de de de de de de de RRR de de de de de de RRR RRR RRR RRR RRR RRR RRR RRR RR RRR RRR RRR RRR kokk kokk kk kokk To adjust the low pressure setting an external regulator will be required to pressurize the system to the low pressure set point For example ifthe lowest pressure allowed for your respiratory system is 50 psi then adjust the external regulator to 50 psi and using the procedure outlined on page 5 of this manual adjust the new set point to 50 psi Recheck pressure setting by turning the external regulator above the set point to deactivate the alarm and slowly reduce pressure until alarm activates Note if correct pressure was reached when alarm activated and readjust if required TO CALIBRATE M
9. etting the monitor s internal buzzer G red indicator LED H and the Remote Audible Alarm 1 will be energized During normal operation should a low pressure situation occur only the Remote Audible Alarm I will sound ADJUSTABLE PRESSURE SWITCH RIGHT FIGURE NO 1 5 INSTALLATION AND ADJUSTMENT Locate a suitable place to mount or install the Model 5700 S1 and secure the panel utilizing the mounting holes on the corners and attach the air supply 100 psi max to the 3 8 FPT inlet located at C in Figure No 1 DO NOT APPLY EXCESS PRESSURE to the aluminum manifold unless supporting the manifold with another wrench Should the factory preset level 20 psi be satisfactorv the unit is ready to operate by pressurizing the system and turning the ON OFF Switch on the 5700 CO Monitor to the ON position The CO Monitor must now be calibrated to assure proper operation see Monitor s Manual To prevent the audible external alarm from sounding when calibrating the monitor unplug the alarm from the monitor Be sure to reattach the alarm when calibration is completed Should you need to adjust the switch to some other setting loosen the four 4 screws located at the four corners of the housing and carefully lift off front cover to expose the pressure switch and internal wiring see Figure No 2 Locate the white adjustment dial located at the base of the pressure switch Note The numbers located on the adjustment dial
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