Installation and Operation Manual
GG-O2
OXYGEN GAS SENSOR
Page 1: ...Installation and Operation Manual GG O2 OXYGEN GAS SENSOR ...
Page 2: ...nly in the manner described in this manual If the equipment is used in a manner not specified by Calibration Technologies the protection provided by the equipment may be impaired This equipment should be installed by qualified personnel ...
Page 3: ...es 920 N Trade Winds Pkwy Columbia MO 65201 866 394 5861 Sales ctiengineering com www ctiengineering com General description 4 Installation 4 Locating the sensor 4 Installation guidelines 5 Wiring 6 Operation 7 Start up 7 Calibration 7 Maintenance 9 Specifications 10 Warranty 11 ...
Page 4: ...2 C to ensure accuracy during extreme temperature excursions The transmitter circuit board is sealed in potting compound protecting sensitive electronic components and copper tracing from corrosion The specially vented chemical resistant polycarbonate or optional stainless steel enclosure protects the sensor from accidental damage weather and direct hose hits from clean up crews Locating the senso...
Page 5: ... away from mercury vapor lights variable speed drives and radio repeaters Protect sensor from physical damage forklifts etc If mounting on a wall with studs the mounting screws should be screwed into the studs If mounting sensor outdoors consider prevailing wind direction and proximity to the most likely source of leaks Protect the sensor from sun and rain as much as possible For highly critical l...
Page 6: ...ways use 3 conductor insulate stranded shielded copper cable Do not pull sensor wiring with AC power cables This can cause electrical interference If cable runs cannot be made without a splice all splice connections should be soldered Ground the shield at the main control panel Connect the shield wire in the sensor terminal block labeled SHLD Always disconnect power at the controller before perfor...
Page 7: ...Note Never measure sensor output in mA Always use mVDC or VDC voltmeter settings on sensor test points see Figure 2 Note Adjusting the span to achieve a 20 9 reading can be done with calibration gas or in clean air Span Calibration Apply 20 9 O2 span gas at 0 8 L min Once the output signal has peaked or 2 minutes maximum adjust the span pot until the correct output is achieved see Figure 2 Note Ca...
Page 8: ...ed Fault red LED On steady if supply voltage is less than 10VDC Status amber LED Blinks once per second if RFI is detected Power green LED On steady to Indicate Power Blinks once per second for 60 seconds during power up Blinks once per second continuously if supply voltage is too low Blinks twice per second in calibration mode 4 minute timeout delay Cell ...
Page 9: ...ologies All tests and calibrations must be logged Always disconnect power at the controller before performing any wiring at the sensor Sensor Life These electrochemical cells are long life sensors but several things can cause the cell chemicals to become depleted including a period of time exposure to high temperatures Typical sensor life in 20 9 oxygen is three years When the cell becomes deplete...
Page 10: ...eatability 1 of full scale Wiring Connections 3 conductor shielded stranded 20 AWG cable General Cable C2525A or equivalent up to 1500 ft Terminal Block Plug Field Wiring 26 12 AWG torque 4 5 lbs in Temperature Range 10 F to 125 F 23 C to 52 C Humidity Range 5 to 100 RH non continuous condensing Dimensions 7 7 high x 6 7 wide x 3 8 deep Weight 3 0 lbs Enclosure Injection molded NEMA 12 Washdown Du...
Page 11: ... the product by any person other than an authorized dealer or contractor or the installation of unapproved parts on the product The obligations set forth in this warranty are conditional on a proper storage installation calibration use maintenance and compliance with the product manual instructions and any other applicable recommendations of CTI b the buyer promptly notifying CTI of any defect and...
Page 12: ...ctiengineering com 866 394 5861 GG O2 C DOC1 0 20171207 ...
