User Guide

ManualsBrandsACCUREX ManualsAir SystemsACCUREX Model XRV Dedicated Outdoor Air Systems

DOAS BACnet Quick Start Guide January 2023

BACnet Quick Start Guide

1 – W ire Network Connection A – Ethernet Port Lights

2 – Adjust BACnet Network Settings

M enu Structure Reference

M ain M enu

Ct rl Variables

Advanced

Network Settings

2.1 – Enter User Password 2.2 – BACnet M S/ TP Settings

2.2 – BACnet IP Settings

3 – Command Unit Operation

1. Enable Unit

2. Control Occupancy

3. Reset Alarms

4. Global Alarm Not ification

5. Control Temperature Set point

(optional)

Object Object Nam e Object Description

Active Text Inact ive Text

Variable Type

BV-2 Syst em_Enable M aster system enable/ disable point . Enabled Disabled

BV-3 BM S_Occupancy_Com mand Occupancy Command Unoccupied Occupied

BV-4 Reset_All_Alarms Alarm Reset Command Reset Normal

BV-23 Global_Alarm Alarm Notification (any alarm by default) Alarm Normal

AV-1 Tem perature_Setpoint

Set s the active t emperat ure set-point based on mode of

operat ion (space set point , ret ur n setpoint or supply

setpoint). Not applicable for outside reset .

Default = 72°F

M in = 50°F; M ax = 100°F

Ethernet Port Lights

Green: Connected

Yellow : On = 100M bps

Off = 10 M bps

c.pCO St andard Controller

c.pCO Mini Cont roller

M S/ TP

TCP/ IP

Summary of content (11 pages)

PAGE 1
BACnet Quick Start Guide 1 – W ire Network Connection A – Ethernet Port Lights TCP/ IP A M S/ TP A Ethernet Port Lights Green: Connect ed Yellow : On = 100M bps Off = 10 M bps c.pCO St andard Cont roller c.pCO M ini Cont roller 2 – Adjust BACnet Network Settings 2.1 – Ent er User Password 2.2 – BACnet M S/ TP Set tings M enu Structure Reference M ain M enu Ct rl Variables Advanced Login 2.2 – BACnet IP Set t ings Net w ork Set tings 3 – Command Unit Operation 1. Enable Unit 2.
PAGE 2
Document 485940 BACnet Int egrat ion Guide for Dedicated Out door Air Syst ems Reference Guide for BACnet Int egrat ion Please read and save t hese inst ruct ions for fut ure reference. The information in t his guide assumes t he cont roller was already configured wit h BACnet based on t he original sales configuration.
PAGE 3
Object Variable Energy Recovery IV-10* Heat _Wheel_Enable_Digit al_Out put (Bit 0) IV-10* Wheel_Rot at ion_Alarm (Bit 18) AV-72 Energy_Recovery_Analog_Out put Refrigeration System s IV-6* Compr essor _1_Enable_Digit al_Out put (Bit 0) IV-6* Compr essor _2_Enable_Digit al_Out put (Bit 1) IV-6* Compr essor _3_Enable_Digit al_Out put (Bit 2) IV-6* Compr essor _4_Enable_Digit al_Out put (Bit 3) AV-50 HP_Ram p_Capacit y AV-53 Hot _Gas_Reheat _Ramp AV-80 M odulat ing_Compressor_Analog_Out put _BM S Descriptio
PAGE 4
The BM S front end may have a solut ion already int act t o pull individual bit s from an int eger. A " read bit " function looks t o return what value a cert ain bit is in an int eger. Bit number are 0-31 in a 32-bit int eger wit h 0 being t he low est bit and t he furt hest t o t he right in t he binary not at ion of the number. Bit 31 would be t he largest bit and t he furthest t o t he left in binary notat ion.
PAGE 5
Object Variable Description Active Text Inactive Text Cont roller Pr ovided Sequences – Unoccupied M ode When the unoccupied mode of operat ion is set t o night set back t emperat ure, normal operat ion wit h unoccupied setpoint s, or recirculat ion wit h unoccupied set point s, t he following set point s cont rol unoccupied heat ing and cooling operat ion.
PAGE 6
BM S Wat chdog Enabled Control BM SW ATCHDOG When direct ly commanding fans speeds, damper posit ions, or sending sensor values, the unit cont roller requires the BM S Wat chdog point t o be writ t en t o on a recurring basis. This tells the unit controller that t he BM S is st ill actively communicating.
PAGE 7
Object Variable Sensor Values AV-26 Out side_RH_from_BM S Description Active Text Inactive Text AV-27 AV-28 AV-29 Out side_Temp_from_BM S Ret urn_RH_from_BM S Ret urn_Temp_from_BM S Out side RH from BM S.
PAGE 8
This m ay be desired if t he BM S is running a reset routine on t he set point s and would like t o revert t o a default st at e if communicat ion is lost. It is recommended t o be used wit h ret urn t o default enabled, and a known relinquish default is saved. When t his box is checked by a user, t he controller will write t he present value of variables t o t he relinquish default for all binary and analog value BACnet object s t hat are comm andable.
PAGE 9
Alarm Table - Latest Alarm (IV-5) 13 Ret urn Air RH - Sensor Value Not Valid 106 Low Discharge Pr essure - First Invert er 14 Space RH - Sensor Value Not Valid 107 High Suct ion Pressur e - First Invert er 15 Out side RH - Sensor Value Not Valid 108 Low Suct ion Pressure - First Invert er 16 Low Pressure Swit ch - Circuit A 109 High Current - First Invert er 17 Low Pressure Swit ch - Circuit B 110 High Pressure Rat io - First Invert er 20 High Pressure Swit ch - Circuit A 111 Low Pres
PAGE 10
BIT-PACKED I NTEGER W ORD TABLES The following t ables are used t o unpack int eger words int o Boolean values.
PAGE 11
Device Alarm W ord Table (IV-9) Bit 0 Device_Alarm_Word Cold Coil Temperat ure Sensor Alarm 1 Bit Device_Alarm_Word Bit 11 GreenTrol OAD AFM S Alarm 22 12 Ret urn CO2 Sensor Alarm 23 2 M ixed Temperat ure Sensor Alarm 13 Ret urn Duct St at ic Pressure Sensor Alarm 24 3 Supply Duct St at ic Pressure Sensor Alarm 14 Ret urn Tem perat ure Sensor Alarm 25 4 Supply Fan AFM S Alarm 15 Ret urn RH Sensor Alarm 26 5 Supply Air Temp Sensor Alarm 16 Space CO2 Sensor Alarm 27 6 Exhaust