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aquilar AquiTron AT-G-ALERT Installation & Operation Instructions

Refrigerant sensor
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I N STA L L AT I O N
& O PE RAT IO N
INSTRUCTIONS
AquiTron
AT-G-ALERT
Refrigerant Sensor

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Summary of Contents for aquilar AquiTron AT-G-ALERT

  • Page 1 AT-G-ALERT AquiTron Refrigerant Sensor I N STA L L AT I O N & O PE RAT IO N INSTRUCTIONS...
  • Page 2 A. GENERAL INFORMATION instructions carefully The AquiTron AT-G-Alert continuously checks the ambient air of occupied spaces for refrigerant and keep them in a leaks. The detector is for indoor applications. It is housed in an ABS enclosure that fits into safe place (preferably 2-gang electrical back boxes (not included) with a minimum depth of 47mm.
  • Page 3 5.4 Replacing the Sensor Module 5.5 Cleaning the Detector 6.0 Sensor Principle 7.0 Disposing of the Detector 8.0 Technical Data 8.1 Approvals Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 4 Only trained and competent personnel may inspect, repair and maintain the product as detailed in this manual. Maintenance that is not detailed in this manual must be completed by Aquilar or personnel qualified by Aquilar. • Use only genuine spare parts and accessories. Otherwise, operation may be impaired.
  • Page 5 RS-485 signal cable must be insulated to the highest voltage level in the system. Protect the RS-485 signal cable by using the supplied installation kit. ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 6 Sensor alignment ribs Replacement sensor module Direction arrows x2 for proper mounting Firmware version and part number/ calibration labels ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 7 Relay 1 output connectors (low gas alarm) Relay 2 output connectors (high gas alarm or fault) Power connectors Modbus serial communications connectors Wiring harness ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 8 • The detector should be installed about 4 to 6 inches (100 to 150 mm) above the floor level Figure 4. Typical AT-G-ALERT supported backboxes ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 9 Refrigerant Gas Sensor for occupied spaces Figure 5. Typical AT-G-ALERT Installation in an Occupied Space Application Figure 6. Recommended Installation Locations ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 10 Off, On = 5 minute delay Alarm ON 2, 3 Delay On, Off = 10 minute delay On, On = 15 minute delay ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 11 (ESD). When handling the printed circuit boards (PCBs), observe proper ESD precautions so that the electronics are not damaged. ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 12 (NO) wires for relays to the appropriate terminals. Figure 9. Wiring Relay 1 (Low Gas Alarm) and Relay 2 (High Gas Alarm or Fault) ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 13 7. Place detector into electrical back box (not included). 8. Put cover plate on and secure through mounting screws. ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 14 1 state. (imposed to avoid relay chatter), the detector returns to normal operation. Figure 15. Default Alarm Generation ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 15 Figure 17. Alarm ON Delay (A Shorter Delay Time Is Disregarded) Figure 18. Alarm ON Delay for Multiple Alarm Levels ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 16 1. Move switch 1 to the ON position. 2. Move switch 1 to the OFF position. 3. Power is cycled to the AT-G-Alert. ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 17 8. Detector will start-up as normal and re-read all switch settings. 4.4 OPERATION OF MAGNETIC SWITCHES, BUZZER AND LED Figure 20. Operation of Magnetic Switches, Buzzer, and LED ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 18 • Inspection by trained service personnel. • Check LEDs for proper operation.* • Check for proper buzzer and relay operation.* • Calibrate the sensor or contact Aquilar for sensor exchange with factory-calibrated sensor. As Required: • Replace sensor module(s) (see page 27).
  • Page 19 In this case, no cylinder or testing hood is needed for the zero adjustment. ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 20 1. Inform building personnel of test so that certain alarms may be inhibited (e.g., shutdown valves, notification of authorities, etc.). ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 21 21. Put cover plate back on and tighten set screw. 22. Put bezel back on. 23. The detector will return to normal operation after 6 minutes (typical). ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 22 1 + 4 + 8 1 + 8 2 + 4 + 8 1 + 2 + 4 + 8 ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 23 Fauly State: Critical fault Priority: 2 Clearing Action: Memory test passed Required Actions During Fault: Test memory Check Input voltage ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 24 Fault: Span calibration failure Description: Span calibration failed Fauly State: Calibra- tion failure Priority: 5 Clearing Action: Acknowledgement of failed calibration ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 25 2. If the fault is still active the detector begins the Zero Calibration process; otherwise the fault may clear. 3. If a zero calibration is not possible exchange the sensor. ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 26 Recesses (x2) for extracting sensor Alignment notches (x3) on sensor module Figure 23. Sensor Replacement Showing Sensor Extractor Tool ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 27 Common household appliances can be disposed of using special collecting and recycling facilities. However, this device has not been registered for household usage. Therefore it must not be disposed of through these channels. The device can be returned to Aquilar for disposal. Contact Aquilar if you have any questions.
  • Page 28 0 to 10,000 ppm ALARM 1 500 ppm 1,000 ppm 2,000 ppm ALARM 2 2,000 ppm 4,000 ppm 8,000 ppm ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 29 Unsigned Bug Fix format NN.nn.bb. Integer 1015 Sensor Type Code Hex code indicating the sensor type, gas and range ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 30 “S7654321” 1031 Sensor Module SID Char Text string indicating the ASCII sensor serial number e.g., “S7654321” ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 31 Writing any other value (or cycling power thereby restoring the default value of zero) re-locks the lockable system parameters. ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 32 1 = Alarms must be integer acknowledged locked Note: Setting only has an effect if the Modbus priority flag is set ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 33 0 = Relay de-energized 1 = Boolean Relay energized 3008 Relay 2 State 0 = Relay de-energized 1 = Boolean Relay energized ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 34 Writing a zero to the flag during the procedure will cancel the procedure and the detector will return to normal operation. ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 35 If asserted then a gas Boolean R. W if alarm state exists. Clearing this flag will clear locked any latched alarm states. ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 36 1; clearing this flag de-energizes relay 1. Relay failsafe configuration has no effect on this test. ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 37 2; clearing this flag de-energizes relay 2. Relay failsafe configuration has no effect on this test. ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 38 0 to 10000ppm R-410A 4680 0 to 10000ppm R-407C 4685 0 to 10000ppm R-404A 4690 0 to 10000ppm R-32 ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 39 Calibrated Sensor Assembly 0 to 10000 ppm R-404A 4694 Calibrated Sensor Assembly 0 to 10000 ppm R-32 On Request Calibration Gas Cylinder ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 40 Refer to the next section for detailed instructions. Figure 25. AT-G-ALERT with Plastic Tabs and Optional Thinner Metal Tabs ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 41 5. Remove the base unit and prepare for electrical wiring. ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 42 Gloss White. Other finishes are available to special order. Gloss White Finish Mirror Aluminium Effect Brushed Aluminium Effect Figure 29. Sample Faceplate with LED and Sensor Cutouts ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 43 Testing hood (UK version) Notice: Calibration must be done using the rubber testing hood with the custom faceplate removed. ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 44 LEAK DETECTION SOLUTIONS AT-G-ALERT Refrigerant Gas Sensor for occupied spaces 11. DECLARATION OF CONFORMITY ↑ CONTENTS Unit 30, Lawson Hunt Industrial Park, Broadbridge Heath, Horsham, West Sussex, RH12 3JR +44 (0) 1403 216100 info@aquilar.co.uk www.aquilar.co.uk...
  • Page 45 No party may use or copy such software in any manner or format, except to the extent that Aquilar grants them a license to do so. If this software is being loaded onto more than one computer, extra software licenses must be purchased.
  • Page 46 The only obligations of Aquilar Limited are those in the Aquilar Standard Terms and Conditions of Sale for this product, and in no case will Aquilar Limited be liable for any incidental, indirect, or consequential damages arising from the sale, resale, use or misuse of the product.