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Dap4 LonWorks Interface Instructions 

Document number 600-000-966 Ver. 3                                                                                                                                                             

9

Description 

Read/

Write

Variable Name 

Data 

Type

LONworks 

SNVT

Temperature of return air below 
alarm set point 

RA_Tmp_lo_alm 

Alarm_2 . Bit2 

83 

Humidity above alarm set point  R 

Hum_hi_alm 

Alarm_2 . Bit3 

83 

Humidity below alarm set point  R 

Hum_lo_alm 

Alarm_2 . Bit4 

83 

Fan overload 

Fan_Overload 

Alarm_2 . Bit5 

83 

Local alarm #1: See tag inside 
door =Optional alarm. External 
alarm input required 

SeeTag_cust_alm1 

Alarm_2 . Bit6 

83 

Local alarm #2: See tag inside 
door =Optional alarm. External 
alarm input required 

SeeTag_cust_alm2 

Alarm_2 . Bit7 

83 

Local alarm #3: See tag inside 
door =Optional alarm. External 
alarm input required 

SeeTag_cust_alm3 

Alarm_2 . Bit8 

83 

Local alarm #4: See tag inside 
door =Optional alarm. External 
alarm input required 

SeeTag_cust_alm4 

Alarm_2 . Bit9 

83 

Standby pump on: Check 
primary pump -Optional alarm. 
Pump failure input signal 
required 

Stdby_Pump_On 

Alarm_2 . Bit10 

83 

Alarm: UPS power on: Check 
main power -Optional alarm. 
External alarm input required 

Ups_On_alm 

Alarm_2 . Bit11 

83 

Custom alarm #1 -Optional 
alarm. External alarm input 
required. Factory programmed 
custom message required 

Cust_msg_Sw1 

Alarm_2 . Bit12 

83 

Custom alarm #2 -Optional 
alarm. External alarm input 
required. Factory programmed 
custom message required 

Cust_msg_Sw2 

Alarm_2 . Bit13 

83 

Custom alarm #3 -Optional 
alarm. External alarm input 
required. Factory programmed 
custom message required 

Cust_msg_Sw3 

Alarm_2 . Bit14 

83 

Содержание LonWorks dap4

Страница 1: ...Data Aire dap4 LonWorks Interface Instructions Data Aire Inc 230 West BlueRidge Ave Orange CA 92865 Document number 600 000 966 April 2014 Revision 3 0 ...

Страница 2: ...number 600 000 966 Ver 3 2 Table of Contents 1 Introduction 3 2 Physical channels 3 3 Layout of the boards 3 4 Meanings of the LEDs 3 5 Installation 4 6 Connection to the LonWorks network 5 7 XIF and NXE file for dap4 6 8 dap4 LonWorks Point list 6 ...

Страница 3: ...hout any restrictions in the topology that is star ring on one bus only or with any combination of these Communication speed 78 125 kbps Maximum distance Belden 85102 cable 500m for connections between the nodes with free topology 3 Layout of the boards Fig 1 LonWorks card 1 Connector to the dap4 controller BMS card 2 Terminal block for LonWorks network GND A B 3 Service pin 4 Green service LED 5 ...

Страница 4: ...their original package as long as possible If necessary take the controller from its package and place it into antistatic packaging without touching the back of the board Absolutely avoid non antistatic plastic bags polystyrene or sponges Do not pass the electronic components or boards directly to other operators to prevent electrostatic induction and discharges Connect Lonworks card to the dap4 o...

Страница 5: ...rroneous data Service pin To activate the service pin simply momentarily short circuit the two pins on the board see Fig 1 and no 3 with the tip of a screwdriver or a similar tool The service pin must only be activated during the installation of the node When the pin is activated the node sends a broadcast message over the LonWorks network containing the information required for identification The...

Страница 6: ...Maximum A nvoHiTempHistory 105 Minimum Return air temp in last 24hrs R Minimum A nvoLoTempHistory 105 Temperature setpoint R W Temp_Setpoint A nvoTempSetpoint nviTempSetpoint 105 Temperature of chilled water R CW_Tmp A nvoWaterTemp 105 Temperature of discharge air R Disch_Air_Tmp A nvoDischTemp 105 Value of the analog input 1 R Opt1_Analog A nvoOpt1_Analog 8 Value of the analog input 2 R Opt2_Anal...

Страница 7: ... Compressor 2 Runtime This point applies to DX unit with dual compressor high R C2_Hours_H I nvoC2_Hours_H 8 Compressor 2 Runtime This point applies to DX unit with dual compressor low R C2_Hours_L I nvoC2_Hours_L 8 Heater 1 Runtime high R Ht1_Hours_H I nvoHt1_Hours_H 8 Heater 1 Runtime low R Ht1_Hours_L I nvoHt1_Hours_L 8 Humidity upper limit alarm Write only Hum_Hi_SP I nviHiHumLimit 8 Upper lim...

Страница 8: ... 83 No air flow alarm R Air_Flow_alm D Alarm_1 Bit1 83 Dirty filter from digital input R Filter_alm D Alarm_1 Bit2 83 Alarm from humidifier digital input R Humidifier_alm D Alarm_1 Bit3 83 Temperature of return air above firestat alarm set point R Firestat_alm D Alarm_1 Bit4 83 One or more comps has short cycled R Shortcycle_alm D Alarm_1 Bit5 83 Loss of power requires manual reset of alarm R PwrU...

Страница 9: ... door Optional alarm External alarm input required R SeeTag_cust_alm3 D Alarm_2 Bit8 83 Local alarm 4 See tag inside door Optional alarm External alarm input required R SeeTag_cust_alm4 D Alarm_2 Bit9 83 Standby pump on Check primary pump Optional alarm Pump failure input signal required R Stdby_Pump_On D Alarm_2 Bit10 83 Alarm UPS power on Check main power Optional alarm External alarm input requ...

Страница 10: ...Alm D Alarm_3 Bit4 83 High condensation from digital input R Condensation_alm D Alarm_3 Bit5 83 Unit in standby all functions held off Optional alarm Control input signal required Factory setting required R Unit_In_Standby D Alarm_3 Bit6 83 Cooling operation inhibited by BMS R W BMS_Cooling_inhibit D nvoBMSCool_In nviBMSCool_In 95 Heat inhibited due to bms R W BMS_Heat_inhibit D nvoBMSHeat_In nviB...

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