Page 2 - SAFETY MESSAGES; CAUTION; The monitor should only be used for the purpose and in the manner
SAFETY MESSAGES Your safety and the safety of others is very important. We have provided many important safety messages in this manual. Please read these messages carefully. A safety message alerts you to potential hazards that could hurt you or others. Each safety message is associated with a safet...
Page 3 - TABLE OF CONTENTS
TABLE OF CONTENTS SAFETY MESSAGES .................................................................................................................................... II TABLE OF CONTENTS ...................................................................................................................
Page 5 - FIGURES
FIGURES FIGURE 1.1 - REAR PANEL PNEUMATIC CONNECTIONS ............................................................ 13 FIGURE 1.2 – NEMA 4X ENCLOSURE DIMENSIONS....................................................................... 16 FIGURE 1.3 – NEMA 4X AC LINE POWER CONNECTION .......................
Page 6 - TABLES
TABLES TABLE 1.1 DIGITAL OUTPUTS ..............................................................................................................21 TABLE 1.2 FINAL TEST AND CALIBRATION VALUES ...................................................................28 TABLE 2.1 SYSTEM MODES ....................
Page 9 - TERMS AND CONDITIONS; Principle of Operation; inHg; = Intensity of light through sample free of ozone
TERMS AND CONDITIONS All units or components returned to Teledyne API should be properly packed for handling and returned freight prepaid to the nearest designated Service Center. After the repair, the equipment will be returned, freight prepaid. 1.3 Principle of Operation The detection of ozone mol...
Page 12 - Note: Save these shipping
1.5 Installation (19” Rack Mount Enclosure) The Model 450 is shipped with the following standard equipment: 1. Power cord. 2. Instruction manual. CAUTION To avoid personal injury, always use two persons to lift and carry the Model 450. Upon receiving the Model 450 please do the following: 1. Verify ...
Page 13 - Verify that the instrument is set up for proper line voltage; NOTE; Words in all caps are messages on the monitor front; FIGURE 1.1 - REAR PANEL PNEUMATIC CONNECTIONS
6. Turn on the M450 by switching the switch on the lower right corner of the front panel. The front panel display should light with a sequence of messages, -API - M450 - software version number, then a normal display as shown in Figure 2.2. 7. Allow about 20 minutes for the UV lamp temperature to co...
Page 15 - button on the front keyboard to scroll through
10. Allow about 20 minutes for the UV lamp temperature to come up to it’s setpoint then press the TST> button on the front keyboard to scroll through the TEST values. Compare these values to those noted during the final factory checkout listed in Table 1.2. The values observed should closely matc...
Page 16 - FIGURE 1.2 – NEMA 4X ENCLOSURE DIMENSIONS
FIGURE 1.2 – NEMA 4X ENCLOSURE DIMENSIONS P/N 02395D1 Teledyne API Model 450 O3 Monitor Instruction Manual - Page 16
Page 17 - FIGURE 1.3 – NEMA 4X AC LINE POWER CONNECTION
FIGURE 1.3 – NEMA 4X AC LINE POWER CONNECTION P/N 02395D1 Teledyne API Model 450 O3 Monitor Instruction Manual - Page 17
Page 18 - FIGURE 1.4 – NEMA 4X FRONT PANEL
FIGURE 1.4 – NEMA 4X FRONT PANEL P/N 02395D1 Teledyne API Model 450 O3 Monitor Instruction Manual - Page 18
Page 19 - FIGURE 1.5 – NEMA 4X PNEUMATIC CONNECTIONS
FIGURE 1.5 – NEMA 4X PNEUMATIC CONNECTIONS P/N 02395D1 Teledyne API Model 450 O3 Monitor Instruction Manual - Page 19
Page 20 - FIGURE 1.6 - ELECTRICAL SIGNAL CONNECTIONS; Electrical and pneumatic connections
FIGURE 1.6 - ELECTRICAL SIGNAL CONNECTIONS 1.7 Electrical and pneumatic connections 1.7.1 Analog Output The analog output is a two pin connector on the rear panel (See Figure 1.6). The analog output can be configured for voltage or current output. The standard is a 0-5 volt output. 0-100mV, 0-1V, 0-...
Page 21 - STATUS OUT; TABLE 1.1 DIGITAL OUTPUTS
The outputs labeled ‘STATUS OUT’ are used to indicate instrument operational status and fault conditions. The outputs labeled ‘CHANNEL ID’ are used to indicate which channel(stream), the instrument is currently monitoring. The outputs labeled ‘ALARM OUT’ are used to indicate the status of the HI and...
Page 22 - FIGURE 1.7 - CONNECTING DIGITAL OUTPUTS TO AN EXTERNAL DEVICE
FIGURE 1.7 - CONNECTING DIGITAL OUTPUTS TO AN EXTERNAL DEVICE 1.7.4 RS232 Output The RS232 output is provided on the 9-pin D-Sub connector shown in Figure 1.6. The RS232 output can be connected to a computer or serial printer. The RS232 output can be used to record alarm events with a time and date ...
Page 23 - ) tubing is needed to connect the sample source to the
FIGURE 1.8 - FLOW DIAGRAM 1.7.6 Sample gas connection 1/4" O.D. PTFE or FEP (Teflon ™ ) tubing is needed to connect the sample source to the monitor. Any fittings used in the sample lines should be constructed of stainless steel or PTFE. Teledyne API recommends that the length of tubing connecti...
Page 27 - Operation verification; TST
1.7 Operation verification The Model 450 Monitor is now ready for operation. 1. Read Sections 1.3 and all of Section 4 of the manual to understand the Monitor's operation. 2. Turn on the power by pressing the on/off switch on the front panel (see Figure 2.1). The display should turn on and green (sa...
Page 28 - TABLE 1.2 FINAL TEST AND CALIBRATION VALUES
TEST Values Observed Value Units Nominal Range O3 MEAS mV 4200-4700 O3 REF mV 4200-4700 PRESS in-Hg-A 25 - 35 SAMPLE TEMP o C 20-50 FLOW L/MIN 1-2.5 Span Values Noise at Zero(rms) PPB .5-1.5 Noise at Span(rms) PPB .5% of reading Factory Installed Options Option Installed Power Voltage/Frequency Stre...
Page 31 - E2 ROM backup of software configuration
2.0 OPERATION 2.1 Key features The important features of the Teledyne API Model 450 O3 Monitor are listed below. 2.1.1 O3 readout The Teledyne API Model 450 O3 Monitor constantly displays the current ozone reading (in units specified) in the upper right hand corner of the alphanumeric display. If a ...
Page 32 - Front Panel Display; Mode; field in the upper left, the; Concentration; field consisting; Menu; field
There is one exception to this. The analog output voltage range is set by DIP Switches on the A/D-I/O board as shown in Section 5.3. 2.1.6 RS-232 interface The Teledyne API O3 Monitor features an RS-232 interface which can output the instantaneous and/or average O3 data to another computer. It can a...
Page 34 - Menu Field
Warning Message Meaning SYSTEM RESET Issued whenever Monitor is powered on RAM INITIALIZED RAM was erased ANA LAMP WARNING UV lamp < 2500mV OR => 5000mV ANA LAMP SHUTDOWN UV lamp temp control not working SAMPLE FLOW WARNING Sample flow < 700 cc/m SAMPLE PRESSURE WARN Sample pressure < 15...
Page 35 - Software Operation
LED State Meaning Green Off Not monitoring (1) On Monitoring normally Blinking Monitoring, Manual Mode Yellow Off No warnings exist Blinking Warnings exist Red Off No Alarms active Blinking Alarms active (1) This occurs during all diagnostics modes TABLE 2.4 STATUS LED'S 2.3 Software Operation This ...
Page 37 - Clearing Alarms
that has been sitting in the sample line while that stream was inactive. During the dwell phase the Concentration field on the display (see Figure 2.1) will blink and the instrument will display the last concentration recorded for that stream. After the 30 seconds has elapsed, the concentration fiel...
Page 38 - CLR; button will not appear,; button from the alarm menu will; BEEP; button does not clear
condition, provided that the concentration for that stream has dropped below the alarm threshold. If the monitor is configured for Non-Latching alarms, the CLR button will not appear, and all alarms will automatically clear when the concentration drops below the alarm threshold. Audible Beeper An au...
Page 39 - If a variable is modified, but ENTR is not pressed, the variable will; SETUP; button from the instrument’s main; SEQ; from the setup menu. The sequence editing
3.0 SETUP MODE This section describes the setup variables which are used to configure the Monitor. All the setup variables are stored in the Monitor's EEPROM and are retained during power off and even when new software revisions are installed. NOTE If a variable is modified, but ENTR is not pressed,...
Page 40 - INS
<CH CH> INS [1] DEL ENTR EXIT SETUP A.8 SEQUENCE:[1]23456 FIGURE 3.2 - SEQUENCE EDITING The current sequence is shown at the top center of the display as a string of digits. Each digit in the sequence represents a stream number. To edit a digit, press the <CH or CH> buttons until the dig...
Page 44 - ). These variables do not affect the ozone
1) ALARM_BEEPER This variable enables or disables the audible beeper that sounds whenever one of the alarms has been triggered. The beeper sounds a slow beep if any of the ‘HI’ alarms are active and sounds a fast beep if any of the ‘HI-HI’ alarms are active. 2) ANA_OUTPUT_MODE This variable sets the...
Page 45 - Replacing the sample filter element; Filter Replacement Procedure:; Replace the Teflon retaining ring and glass cover.
4.0 Maintenance 4.1 Replacing the sample filter element If your Model 450 has been equipped with an internal or external sample filter, the Teflon ™ filter elements must be replaced on a regular basis to ensure accurate readings from the M450. The frequency of this operation will be determined by th...
Page 46 - Cleaning Exterior Surfaces of the M450
4.2 Cleaning Exterior Surfaces of the M450 If necessary, the front panel mask and keyboard of the M450 can be cleaned with a damp cloth. Do not attempt to clean any of the other surfaces of the instrument. Do not submerge any part of the instrument in water or cleaning solution. P/N 02395D1 Teledyne...
Page 47 - RISK OF ELECTRICAL SHOCK. THE OPERATIONS; Adjusting UV lamp and detector
5.0 ADJUSTMENTS CAUTION RISK OF ELECTRICAL SHOCK. THE OPERATIONS OUTLINED IN THE FOLLOWING SECTIONS OF THIS CHAPTER ARE TO BE PERFORMED BY QUALIFIED MAINTENANCE PERSONNEL ONLY! 5.1 Calibration The Model 450 is calibrated to NIST traceable standards on the 0-1 ppm range prior to shipment. A calibrati...
Page 48 - Adjustment required or Adjustment useful:
UV Source Lamp and Detector Diagnostics O3 REF Value Meaning 4700 mV to 5000 mV The Source Lamp and Detector are operating, but adjustment is required 4000 mV to 4700 mV The Source Lamp and Detector are operating properly; no adjustment is needed 2500 mV to 4000 mV The Source Lamp and Detector are o...
Page 49 - Lamp or Detector Failure:; WARNING; Changing the analog output range
If it is not possible to achieve an acceptable O3 REF test Value by means of adjustment, it is possible that the lamp has deteriorated beyond its useful range and should be replaced. Lamp or Detector Failure: WARNING UV LIGHT PRESENT DO NOT LOOK DIRECTLY AT THE UV LAMP SINCE UV LIGHT COULD CAUSE EYE...
Page 50 - Install Jumper in J2 on the rear panel PCB assembly.; NEXT; until D/A CALIBRATION; ENTR; Press; ADC
Full Scale Output Switch Settings 100 mV 1,6 = ON 1 V 1,5 = ON 5 V 1,4 = ON 10 V 1,3 = ON TABLE 4.2 V/F BOARD DIP SWITCH - RANGES FOR ANALOG OUTPUT 5.3.2 Current Output (Optional) To configure the M450 for 4-20mA current output, perform the following steps: 1. Set the analog voltage range to the 5 V...
Page 51 - Current Loop Calibration
4. The M450 display will read "ADJUST ZERO:A/D=xx.x MV.” Put the probe of a voltmeter between TP3(AGND) and TP9(DAC #0) on the top of the V/F card. 5. The value displayed by the voltmeter should be close(+/- 20 mV) to the value on the M450 display. If they are not close then the V/F card has pro...
