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Related Manuals for CTI GG-H2-EC
Summary of Contents for CTI GG-H2-EC
- Page 1 GG-H2-EC HYDROGEN GAS SENSOR Installation and Operation Manual...
- Page 2 GG-H2-EC Warning Use this product only 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.
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Page 3: Table Of Contents
GG-H2-EC Table of Contents General description . . . . . . . . . . . . . . . . . . . . . 4 Installation . -
Page 4: General Description
GG-H2-EC General Description Installation Locating the sensor The GG-H2 sensor is a +24 VDC, three-wire, 4/20 mA sensor for hydrogen which utilizes proven One of the most important considerations when electrochemical sensor technology for fast and installing GG-H2 sensors is that they must be easily accurate detection. -
Page 5: Installation Guidelines
GG-H2-EC Installation Guidelines: • Remove enclosure lid to access mounting holes. 6.5" • Remove and discard protective cell cap 2.0" • Always mount the sensor vertically. • Must be easily accessible for calibration and maintenance. • Mount the sensor close to the potential leak source. -
Page 6: Wiring
GG-H2-EC Wiring Electrical wiring must comply with all applicable codes. Electrical Power: 24 VDC regulated, 350 mA. Output: Linear 4/20 mA output. Monitoring equipment may have a maximum input impedance of 700 ohms. Cable Recommendation: 20/3 shielded cable (General Cable 2525A or equivalent). Length of cable to sensor should be no greater than 1,500 feet. -
Page 7: Operation
GG-H2-EC Operation Zero Calibration: After the unit is installed and has been powered up for a minimum of 12 hours, the unit can be zero calibrated by the following: Start-Up Before applying power, make a final check of all wiring •... - Page 8 GG-H2-EC Sensor Cable plugs into socket here Fault (red) LED: Span adjustment • On steady if supply voltage is Zero adjustment less than 10VDC. Status (amber) LED: Cell • Blinks once per second if RFI is 40-200 mV detected. mVDC Power (green) LED: •...
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Page 9: Maintenance
GG-H2-EC Maintenance Sensor Life: These electrochemical cells are extremely reliable, but several things can cause the cell chemicals to become depleted including: The GG-H2 was designed for long life and minimal maintenance. For proper operation it is essential • a period of time that the test and calibration schedule be adhered to. -
Page 10: Specifications
GG-H2-EC Specifications Power (green) LED: Blinks once per second for 60 seconds during power-up. If supply voltage is too Input Power: +24 VDC, 350 mA low (<10VDC) or improperly grounded, will blink once Detection Principle: Electrochemical per second continuously. Stays on steady to indicate Detection Method: Diffusion power. -
Page 11: Warranty
No goods shall be returned to CTI until receipt by the buyer of shipping instructions from CTI; and c) the right of CTI to require that the buyer provide proof of purchase such as the original invoice, bill of sale or packing slip to establish that the product is within the warranty period. - Page 12 GG-H2-EC-DOC1-0 20171207 ctiengineering.com | 866-394-5861...
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