Table of Contents
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Table of Contents
Related Manuals for AAON R90800
Summary of Contents for AAON R90800
- Page 1 Factory Packaged Controls Tulsa Full Digital Module Technical Guide...
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Page 2: Table Of Contents
8500 NW River Park Drive · Parkville , MO 64152 AAON Manual Part Number: R84500 Toll Free Phone: 866-918-1100 AAON ® is a registered trademark of AAON, Inc., Tulsa, OK. PH: (816) 505-1100 · FAX: (816) 505-1101 Neither WattMaster Controls, Inc. nor AAON ® E-mail: mail@wattmaster.com assumes any responsibility for errors or omissions in this document. -
Page 3: Overview
Full Digital Module Module Overview Overview The Full Digital Module is connected to the VCM-X Modular Control- ler using the E-BUS Distribution Module (OE365-23-EBD). The Full Digital Module can also be directly connected to the VCM-X Modular The Full Digital Module (OE370-23-FD-A) is a device that enables and E-BUS Controller. -
Page 4: Installation And Wiring
Full Digital Module Installation and Wiring Environmental Requirements Power Supply and Communications The Full Digital Module needs to be installed in an environment which The Full Digital Module is connected to the E-BUS Distribution Mod- can maintain a temperature range between -30°F and 150°F and not ule with a modular HSSC cable to provide communications from the exceed 90% RH levels (Non-Condensing). -
Page 5: Important Wiring Considerations
Full Digital Module Installation and Wiring Important Wiring Considerations Be sure that all wiring connections are properly inserted and tightened into the terminal blocks. Do not allow wire strands to stick out and touch adjoining terminals. This Please carefully read and apply the following information when wiring could potentially cause a short circuit. -
Page 6: Vcm-X Modular E-Bus Controller To Full Digital Module Wiring
Full Digital Module Installation and Wiring VCM-X Modular E-BUS Controller to Any E-BUS Module can be connected to the E-BUS Controller’s E-BUS port or can be daisy-chained together using HSSC cables. Full Digital Module Wiring The Full Digital Module directly connects to the VCM-X Modular E- NOTE: Contact Factory for the correct HSSC cable length for BUS Controller using a modular HSSC cable. - Page 7 RELAY 5 Relay Output Contacts www.orioncontrols.com R2 Through R5 May Be User-Configured For The Following: VCM-X MODULAR E-BUS CONTROLLER AAON No.: Orion No.:OE332-23E-VCMX-MOD-A V07150 1 - Heating Stages 2 - Cooling Stages AI1 = SPC (SPACE TEMPERATURE SENSOR) = SAT (SUPPLY AIR TEMPERATURE SENSOR)
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Page 8: Start-Up And Commissioning
Full Digital Module Start Up and Commissioning General Check all wiring leads at the terminal block for tightness. Be sure that wire strands do not stick out and touch adjacent terminals. Confi rm that all sensors required for your system are mounted in the appropriate In order to have a trouble free start-up, it is important to follow a few location and wired into the correct terminals. -
Page 9: Modes Of Operation
Digital Stage 1 will be locked at 100%. together and Digital Stage 2 refers to the second set of Digital Scroll Compressors (A2/B2) that will stage on together. Please refer to AAON’s * If confi gured for 4 modulating compressors. -
Page 10: Troubleshooting
Full Digital Module Troubleshooting Using LEDs to Verify Operation “STAT” - This is the status blink code LED. It will light up and every 10 seconds will blink the status mode that the module is currently operating under. See Table 3 for Status Blink Code code descriptions. The blink The Full Digital Module is equipped with LEDs that can be used to verify code descriptions are also located on the module’s front cover. - Page 11 Full Digital Module Troubleshooting Compressor LEDs “R1” - This LED will light up when Compressor A1 is enabled and will stay lit as long as Compressor A1 is active. ‚ “R2” - This LED will light up when Compressor A2 is enabled and will stay lit as long as Compressor A2 is active.
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Page 12: Led Diagnostics
Full Digital Module Troubleshooting LED Diagnostics Other Checks “PWR” LED: When the Full Digital Module is powered up, the PWR LED (located below the address switches) should light up and stay on NOTE: The Full Digital Module contains no user-serviceable continuously. -
Page 13: Suction Pressure Transducer Testing
Full Digital Module Troubleshooting OE275-01 Suction Pressure Transducer OE275-01 Suction Pressure Transducer Coil Pressure Testing for R410A Refrigerant – Temperature – Voltage Chart for R410A Refrigerant The Evaporator Coil Temperature is calculated by converting the Suc- tion Pressure to Temperature. The Suction Pressure is obtained by using the OE275-01 Suction Pressure Transducer, which is connected into the Suction Line of the Compressor. -
Page 14: Appendix
Full Digital Module Appendix VCM-X Modular Controller to Full The E-BUS Distribution Module connects to the VCM-X Modular Controller, VCM-X Expansion Module, or 12 Relay Expansion Module Digital Module Wiring using the I C port. See Figure 6 below for wiring. When using the VCM-X Modular Controller, the E-BUS Distribution Any E-BUS module can be connected to each of the four E-BUS Dis- Module is required ot connect to the Full Digital Module. - Page 15 Full Digital Module Appendix NOTE: Contact Factory for the correct HSSC cable length for your application. Cables are available in ½ and 3 meter lengths and 100 and 150 foot lengths. WARNING: Be sure all controllers and modules are powered down before connecting or disconnecting HSSC cables.
- Page 16 2425 So. Yukon Ave • Tulsa, OK 74107-2728 www.aaon.com Ph: (918) 583-2266 • Fax: (918) 583-6094 AAON Manual Part No. R84500 ® WattMaster Manual Form No: AA-FDM-TGD-01G...
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