Daikin DIII-NET Page 36 Operation And Maintenance Manual Download

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1133-C

DIII-NET COMMUNICATION GATEWAY

www.DaikinApplied.com

Service Information

Test Procedures

If you can control the unit from its keypad, but you are not able to communicate with unit via the DIII network, follows these
steps:



Check the network wiring.



Check the network parameters and verify that they are correct, and that there are no duplicate devices on the network.

(Addresses must be unique.)

See section “

DIII Communication Gateway Addressing

”



Verify that the MicroTech III controller is setup correctly. See section “

Configuring the DIII Board and MicroTech III

Controller

.”



If the DIII-NET Communication Gateway still does not respond, contact the Daikin Controls Customer Support Group
at 866-462-7829.

Parts List

Replacement Communication Board

Description

Part Number

DIII-NET Communication Gateway

250800301

Field Install Kit

Description

Part Number

DIII-NET Communication Gateway Installation Kit

250800501

Kit Includes the following:

DIII-NET Communication Gateway

250800301

Mounting Plate

193477501

(4) Circuit Board Standoffs

048166705

Wire Harness

193581501

120/24VAC Transformer, 50VA

349947203

Summary of Contents for DIII-NET

Page 1: ...trols Part Number IM 1133 Date January 22 2014 Supersedes IM 1133 DIII NET Communication Gateway For Daikin Air Handling Units integrated with a Daikin VRV System Applied Rooftop Model RPS RDT RAH Commercial Rooftop Model MPS Self Contained Model SWP SWT ...

Page 2: ...Tech III Controller 14 INTELLIGENT TOUCH CONTROLLER CONFIGURATION 15 Change an Icon on the Intelligent Touch Controller 15 Creating a New Zone and Setting the Intelligent Touch Controller Dead Band 17 INTELLIGENT TOUCH CONTROLLER OPERATION 20 MicroTech III Unit Operation 20 Adjusting Discharge Air Setpoint 21 Adjusting Fan Speed 22 ITOUCH MANAGER CONFIGURATION 24 Auto Register a Unit to the iTouch...

Page 3: ...d Mode 20 Figure 24 MicroTech III Air Handler in Unoccupied Operation 21 Figure 25 With MicroTech III Air Handling Unit Selected 21 Figure 26 Configure Screen for MicroTech III Air Handling Unit Std Version 22 Figure 27 Configure Screen for MicroTech III Air Handling Unit US Version 22 Figure 28 MicroTech III Air Handling Unit Selected 23 Figure 29 Advanced Settings Configuration Screen 23 Figure ...

Page 4: ...ager Installation Manual www daikiac com EM11A017A Daikin Air Conditioning Americas intelligent Touch Manager User s Manual www daikinac com ED72 423 Daikin Air Conditioning Americas Design Guide Intelligent Touch Controller www daikinac com EM11A022 Daikin Air Conditioning Americas intelligent Touch Manager Commissioning Manual www daikinac com Limited Warranty Consult your local Daikin Represent...

Page 5: ...proper installation operation and maintenance can void the warranty DANGER Dangers indicate a hazardous situation which will result in death or serious injury if not avoided WARNING Warnings indicate potentially hazardous situations which can result in property damage severe personal injury or death if not avoided CAUTION Cautions indicate potentially hazardous situations which can result in perso...

Page 6: ...y liability resulting from any interference or for the correction thereof WARNING Electric shock hazard Can cause personal injury or equipment damage This equipment has exposed electrical connections inside DIII Net Communication Gateway Only personnel that are knowledgeable in the operation of this equipment must perform connections and service to the DIII NET Net Communication Gateway Descriptio...

Page 7: ...rgized or de energized means is listed in Table 1 Table 1 LED s LED Function OFF ON H1P DIII NET Sending Not Transmitting Transmitting H2P DIII NET Receiving Not Receiving Receiving H3P Modbus Sending Not Transmitting Transmitting H4P Modbus Receiving Not Receiving Receiving H5P MicroTech III Fault Indication No Faults Fault Alarm H6P MicroTech III Problem Indication No Problems Problem Alarm H7P ...

Page 8: ...to touch a grounded object such as the metal enclosure in order to discharge the electrostatic potential in your body Installing a New DIII NET Communication Gateway WARNING Hazardous voltage Can cause severe injury or death Disconnect electric power before servicing equipment More than one disconnect may be required to de energize the unit 1 Remove power from the MicroTech III Applied Air Handlin...

Page 9: ...of modbus wires going to the MCB skip to step 11 If there are 2 pairs continue with step 9 9 Remove 1 pair of modbus wires from the MCB A positive and its associated negative Note the 2 wires removed must be a pair connecting the same two devices See Figure 6 10 Attach the disconnected wires from the MCB to the Modbus Communication Port X2M on the DIII NET Communication Gateway to terminal A and t...

Page 10: ...bus wires connected to the MCB at this point unless there were none to begin with see Figure 6 12 The DIII NET Communications Gateway is treated like any other outdoor unit on the DIII NET communications trunk Connect DIII NET communication wires from the outdoor unit trunk to the DIII NET communications port X7A using the provided wire harness See Figure 7 Polarity does not matter For more inform...

Page 11: ...njury or death Disconnect electric power before servicing equipment More than one disconnect may be required to de energize the unit 1 Remove power from the Daikin Applied Air Handling Unit 2 Disconnect all wiring to DIII NET Communication Gateway 3 Remove old DIII NET Communication Gateway from its mountings 4 Replace with new DIII NET Communication Gateway in same manner as the old board Verify ...

Page 12: ...nication Gateways are designed programmed and configured at the factory However the DIII NET Communication Gateway needs to have a unique indoor unit address compatible with the existing DIII network This address and any other configurations can be set through the keypad on the MicroTech III Unit Controller The unit is ready to operate with the default parameter values in the unit controller even ...

Page 13: ... Evap Cond Set Up Alarm Configuration Enter Password Unit State ________ Unit Status _______ Ctrl Mode Off Occ Mode Auto Quick Menu Alarm Lists About This AHU View Set Unit Commission Unit Manual Control Service Menus Unit Maintenance BMS Communications 1 Main Menu D3 Set Up ItouchVer std US Unit D3 Addr parameter to unit set up menu Rst All OA No Yes OA Unit Num 0 0 10 OA Unit Addr 0 0 64 Set D3 ...

Page 14: ...be less than 60 F or greater than 90 F c Std For use with Intelligent Touch Controller software versions 4 XX and iTouch Manager software versions 1 XX This setting is allows for the discharge air temperature setpoints to be adjusted within the range set by the MicroTech III controller 5 Set the Low Speed Med Speed and High Speed parameters to the percentages the unit s supply fan will receive whe...

Page 15: ...g used see the next section iTouch Manager Configuration Change an Icon on the Intelligent Touch Controller 1 Select Settings by pressing the S button in lower right corner indicated by the red arrow Figure 10 Zone Screen on Intelligent Touch Controller 2 In the Settings Menu press the down arrow select System and then press Execute Figure 11 System Setting Screen Shot Intelligent Touch Controller...

Page 16: ...ATION GATEWAY 16 www DaikinApplied com Figure 13 Zone Group Screen 5 Use the triangular Up and Down arrow buttons to change the icon as desired and then press OK Figure 14 Group Settings Screen Settings Button Change icon buttons ...

Page 17: ...Figure 15 All Zones Display on Intelligent Touch Controller 2 In the Settings Menu press the down arrow select System and then press Execute Figure 16 System Settings Screen 3 When the System menu displays as in Figure 17 select Zone Group then press Execute Figure 17 System Menu for Selecting Zone Group 4 Make a new zone group populated only by the DIII NET Communication Gateway as follows Under ...

Page 18: ... Group Screen 5 Press the OK button twice to get back to the main screen The main screen should look similar to Figure 19 below Make sure the zone group created in step 4 is highlighted with a blue line around it and then press the Configure button If it is not highlighted press to select it Figure 19 System Menu for Setting up New Zone Group box Zone List box Add Button DIII NET address New zone ...

Page 19: ... the Configure screen press the Setpoint Range button Then press OK Figure 20 Configure Screen for Setting Setpoint Range 7 From the Setpoint Range screen set Min Cool Heat SP Differential to 0 Figure 21 Setpoint Range Configuration Screen Setpoint Range Button Set to Zero ...

Page 20: ...h Controller available on www daikinac com MicroTech III Unit Operation 1 Figure 22 shows the MicroTech III Air Handling unit running in Occupied mode Figure 22 MicroTech III Air Handling Unit in Occupied Mode 2 Figure 23 shows the MicroTech III Air Handling unit off in Unoccupied mode Figure 23 MicroTech III Air Handler Unit in Unoccupied Mode 3 Figure 24 shows the MicroTech III Air Handling unit...

Page 21: ...s selected for iTouch Version Refer to DIII Net Communication Gateway Addressing section for more information Note Discharge air temperature setpoint cannot be adjusted with USw oSpt selected 1 Highlight the MicroTech III Air Handling unit and select Configure Figure 25 With MicroTech III Air Handling Unit Selected 2 For Std select Modify for the setpoint Change setpoint and press OK Configure But...

Page 22: ...oTech III Air Handling Unit US Version Note For both versions modifying the setpoint will adjust the discharge air setpoint for whatever mode the unit is currently in Adjusting Fan Speed Note This only applies if the Supply Fan Capacity Control flag is set to Speed Net on the MicroTech III controller Refer to OM 920 for more information on this topic 1 Highlight the MicroTech III Air Handling unit...

Page 23: ...II Air Handling Unit Selected 2 On the Configuration Screen press the Advanced Settings button 3 On the Advanced Settings screen select the desired Fan Speed setting and press OK Figure 29 Advanced Settings Configuration Screen Configure Button Advanced Settings Button Fan Speed Settings ...

Page 24: ...uto Register a Unit to the iTouch Manager The iTouch Manager will often automatically detect units on a DIII network However most Daikin AHU s must be added manually See the next section Manually Add a Unit to the iTouch Manager To automatically register a unit to the iTouch Manager proceed with the following steps 1 Select the Menu List button from the bottom of the screen See Figure 30 Figure 30...

Page 25: ... Screen and press OK See Figure 34 If no units are available to select the unit s may have to be added manually See the next section Manually Add a Unit to the iTouch Manager for more information Figure 34 Auto Register Screen 7 When prompted to confirm the changes select OK See Figure 35 The iTM will immediately shutdown after confirmation After it has automatically rebooted the unit s should be ...

Page 26: ...of the screen to access the service login See Figure 31 3 Enter the password daikin and press OK See Figure 32 4 A red frame will appear around the edges of the screen when the service login is active as seen in Figure 36 5 Go to the Service Settings Tab and Select Mgmt Pnt DataRegist See Figure 36 Figure 36 Service Login Menu List Manually Register 6 Select Add Unit at the bottom of the Managemen...

Page 27: ...must match the DIII board s address as previously set by the MicroTech III Unit Controller See section DIII NET Communication Gateway Addressing steps 5 7 9 Set the name of the unit by clicking Modify next to Name See Figure 39 When the keyboard comes up enter a name for the unit and press OK See Figure 41 Names are limited to 12 characters Figure 39 Setting Unit Address and Name Figure 40 DIII Ad...

Page 28: ...ear on the Management Point Data Register Menu See Figure 42 11 Select OK to register the unit See Figure 42 Figure 42 New Management Point on iTouch Manager 12 When prompted to confirm the changes select OK See Figure 43 The iTM will immediately shutdown after confirmation After it has automatically rebooted the unit should be registered Figure 43 Confirm Register Data Point ...

Page 29: ...4 A red frame will appear around the edges of the screen when the service login is active See Figure 36 5 Go to the Service Settings Tab and Select Mgmt Pnt DataRegist See Figure 36 6 Select the unit to be changed and choose Edit See Figure 44 Figure 44 Unit Selected for Editing 7 To add detailed info about the unit select Modify next to Detailed Info See Figure 45 Figure 45 Editing Unit Informati...

Page 30: ...Modify next to Icon See Figure 45 10 A list of icons will appear as shown in Figure 47 Select the desired icon and press OK 11 Select OK to exit menu Figure 47 Icon Selection 12 When prompted to confirm the changes select OK The iTM will save the changes and shutdown When the iTM has rebooted the changes will have been applied See Figure 43 ...

Page 31: ...ion Intelligent Touch Controller Operation Turning a Unit On and Off The iTouch Manager allows units to be easily turned on and off directly from the device list screen 1 To access the indoor device list select All from the home screen and press down 2 Select Indoor and press down 3 Select the unit to be changed and choose On or Off from the sidebar See Figure 48 Figure 48 Turning Unit On and Off ...

Page 32: ... whether Cool Setpoint or Heat Setpoint is selected Figure 50 Adjusting Setpoints from the iTouch Manager 3 Select the desired setpoint The other setpoint should change to match the previously adjusted setpoint in a couple minutes Changing Fan Speed Note The Fan Speed can only be adjusted if a variable frequency drive VFD is being used If the Supply Air Fan SAF control is set to Constant Air Volum...

Page 33: ...gs screen See Figure 53 Adjustable parameters include a On Off Turn unit on or off b Operation Mode Has no effect on Daikin AHUs c Setback Setpoint Sets unoccupied setpoints for certain types of units Has no effect on Daikin AHUs d Cool Setpoint modifies active setpoint See section Adjusting Setpoints e Heat Setpoint modifies active setpoint See section Adjusting Setpoints f Min Cool Heat SP Diffe...

Page 34: ...to use the setpoint restrictions from MicroTech III unit controller Select Disable under Cooling Limit and Heating Limit Select Enable to restrict setpoints from the iTouch Manager Some setpoint restrictions will always be enforced see note at the end of this section 4 Modify the Min and Max setpoint values for Cooling and Heating See Figure 54 Figure 54 Setpoint Restrictions 5 Press OK to save ch...

Page 35: ...at can be sent to the unit controller for more precise management over the space temperatures and energy savings R C Prohibition Tab The iTouch Manager can enforce restrictions on changing setpoints and unit operation To restrict which operations can be changed remotely or from the iTM s Device List screen 1 Select the R C Prohibition tab from the Detailed Settings screen 2 Select the checkbox s n...

Page 36: ...Verify that the MicroTech III controller is setup correctly See section Configuring the DIII Board and MicroTech III Controller If the DIII NET Communication Gateway still does not respond contact the Daikin Controls Customer Support Group at 866 462 7829 Parts List Replacement Communication Board Description Part Number DIII NET Communication Gateway 250800301 Field Install Kit Description Part N...

Page 37: ... 130 U0 Lo refrigerant charge Problem 132 JC Pressure Transducer Suction Line Sensor Problem 134 JA Pressure Transducer Discharge Line Sensor Problem 135 UJ Modbus Communication Error Problem 136 79 Lo pressure difference Problem 137 7J Water flow Problem 140 41 Water regulating valve Problem 152 159 FC Lo pressure 1 8 Problem 160 167 FA High pressure 1 8 Problem 169 EE Sump water level Problem 17...

Page 38: ...always be shown on the MicroTech III controller There are items that will not show unless other parameters are set to a specific value Refer to the OM 920 for more information Table 3 DIII Status Menu Menu Items Description Default Range R W D3 Com Sts Displays status of D3 Gateway OK OK Error Read D3 Addr Err Displays address error OK OK Error Read D3 On Off Displays D3 on or off On On Off Read D...

Page 39: ...cluding Limited Product Warranty Consult your local Daikin Applied representative for warranty details Refer to Form 933 430285Y To find your local Daikin Applied representative go to www DaikinApplied com Aftermarket Services To find your local parts office visit www DaikinApplied com or call 800 37PARTS 800 377 2787 To find your local service office visit www DaikinApplied com or call 800 432 13...

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