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Revision 0.1 [05/10/18]

Page 19

Front Panel Removal and Auxiliary Input/Output (X0 and I0) Access

These instructions show how to access the internal input/output connections in the CERV2. Before removing
any access covers, power to the CERV2 should be turned off and the unit either unplugged or the electric
breaker switched off. Remove the lower front plastic cover by removing the 13 screws shown below.

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Summary of Contents for CERV2-6EC

Page 1: ...INSTALLATION MANUAL Models CERV2 6EC CERV2 8EC Build Equinox support buildequinox com 773 492 1893 Rev 0 1 05 10 2018 Build Equinox 2018...

Page 2: ...ting 7 Insulating 11 Water Drain 11 Electrical 12 General Wiring Guidelines 12 Electrical Installation 12 Filters 13 Starting and Commissioning the System 14 Touch Screen Interface 14 ECM Fan Speed Co...

Page 3: ...0 CFM Air Filter Size 10 x 20 x 1 Duct Size 8 Main 3 Utility Condensate Drain 3 4 PVC Sensors Temperature 40 to 185F 0 36F Relative Humidity 0 to 100 2 CO2 0 to 5000ppm 25ppm 3 VOC 450 to 2000ppm CO2...

Page 4: ...ating Efficiency COP excludes fan power see below 2 8 recirc 6 2 vent Heating Elec Power W excludes fan power see below 283 recirc 332 vent Cooling 95F DB 75F WB Outside 80F DB 67F WB Inside Cooling c...

Page 5: ...Revision 0 1 05 10 18 Page 5...

Page 6: ...rom outside a Must be sufficiently above ground to avoid blockage from snow or other obstructions Two feet above ground is recommended b Ducts to the outside must use a coarse screen or mesh to preven...

Page 7: ...liance basin if location is such that water damage is a concern A clogged condensate line can cause water to pool around the CERV2 A moisture sensor and alarm can also be used to notify occupants of a...

Page 8: ...Revision 0 1 05 10 18 Page 8...

Page 9: ...Revision 0 1 05 10 18 Page 9...

Page 10: ...Revision 0 1 05 10 18 Page 10...

Page 11: ...All ducts except for the RETURN from inside must be insulated It is recommended to use a minimum of R4 0 insulation for supply to the inside and R8 0 on the ducts to and from the outside In colder cli...

Page 12: ...ve its own dedicated circuit Never run control wiring and power wiring through the same conduit Always use proper gauge stranded copper wire for power connections Electrical Installation 1 With the CE...

Page 13: ...than MERV 13 can cause higher fan power for little gain in filtration Ensure that the filter direction corresponds to the airflow direction sticker on the inside of the CERV points down Filters should...

Page 14: ...the unit Touch Screen Interface 1 The CERV logo will initially show on the screen and then after approximately 15 seconds you will enter the home screen This screen displays the inside and outside tem...

Page 15: ...Revision 0 1 05 10 18 Page 15 Appendix WiFi Setup...

Page 16: ...ssword is correct Timed out try again There may be an issue with the internal WiFi configuration and the connection attempt timed out Press the checkbox button on the bottom of the screen which will t...

Page 17: ...plies if you start a timed ventilation event from the wireless controller Scheduled Recirculation When no heating cooling or ventilation is needed but the Scheduled Recirculation setting is greater th...

Page 18: ...Revision 0 1 05 10 18 Page 18 Appendix Electrical DANGER risk of electric shock Can cause injury or death disconnect all remote electric power supplies before servicing CERV Internal Wiring Diagram...

Page 19: ...instructions show how to access the internal input output connections in the CERV2 Before removing any access covers power to the CERV2 should be turned off and the unit either unplugged or the elect...

Page 20: ...below With the screws removed the panel will be free to come out On the right side is the power conditioning and distribution electronics assembly The I O terminals are located at the front of this as...

Page 21: ...5 10 18 Page 21 Built In Auxiliary Input and Output X0 and I0 A schematic of the I O terminals is shown below The following sections describe making wired connections to these terminals for several ex...

Page 22: ...oltage control wire can be used such as standard 2 conductor thermostat wire For the dry contact connection 24V from the heater is connected to terminal 2 on the CERV2 s output channel Terminal 1 is t...

Page 23: ...Configuration After completing the electric heater wiring the CERV2 output channel must be configured through the controller Follow the schematic below When the external heater is on a heater icon wil...

Page 24: ...Revision 0 1 05 10 18 Page 24 Wired Auxiliary Output Example Fan Interlock wiring...

Page 25: ...s When an Auxiliary Output is configured with the Fan Interlock functionality the CERV will enable the output relay connecting the Normally Open and Common terminals internally This will occur any tim...

Page 26: ...Revision 0 1 05 10 18 Page 26 Wireless Auxiliary Output Example GEO Boost Wiring Ducting and Glycol Loop Configuration...

Page 27: ...Revision 0 1 05 10 18 Page 27 Wireless Auxiliary Output Example GEO Boost Configuration...

Page 28: ...r and outdoor conditions the GEO Boost may do periodic assessments turning on or off to calculate its contribution to efficiency and capacity of the CERV as a whole Because of this no further configur...

Page 29: ...______________________________________________________________________________________________________ _________________________________________________________________________________________________...

Page 30: ..._______________________________________________________________________________________________________ ________________________________________________________________________________________________...

Page 31: ...1103 N High Cross Rd Urbana IL 61802 support buildequinox com 773 492 1893 Build Equinox 2018 All Rights Reserved...

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