Tekmar 284 Integration Manual
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Tekmar 284 Integration Manual

Tekmar 284 Integration Manual

Boiler control. bas integration
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Boiler Control 284
Introduction
The Boiler Control 284 can communicate with a Building Automation System (BAS) using either BACnet
This manual provides information about boiler plant & system parameters that can be accessed by building automation or
management systems that use BACnet
access or read / write access with optional target temperature control from the connected BAS.

Table of Contents

284 Configuration ......................................................... 2
Lock / Unlock Switch ................................................ 2
Application Mode Setting ......................................... 2
BAS Type Setting ..................................................... 2
Statement (PICS) ......................................................... 3
®
Connection ..................................................... 3
®
Settings in the 284 BAS Menu ....................... 4
A Watts Water Technologies Company
BAS Integration Manual
®
IP or Modbus
®
communication. The 284 can be configured to provide monitoring
BACnet
IP
®
®
Analog Parameters ........................................ 6
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Binary Parameters ......................................... 7
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Specification .................................................. 8
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Settings in the 284 BAS Menu ...................... 9
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Parameters .................................................. 10
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Troubleshooting ........................................... 11
Error Codes ................................................................ 12
1 of 12
284_B
Multi-Staging
Replaces: 09/13
IP or Modbus
®
Modbus
®
© 2014
284_B - 08/14
08/14
.
®

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Summary of Contents for Tekmar 284

  • Page 1: Table Of Contents

    08/14 Multi-Staging Replaces: 09/13 Introduction The Boiler Control 284 can communicate with a Building Automation System (BAS) using either BACnet IP or Modbus ® ® This manual provides information about boiler plant & system parameters that can be accessed by building automation or management systems that use BACnet ®...

  • Page 2: 284 Configuration

    284 Confi guration Ensure the 284 has the correct Application Mode & BAS Type settings before connecting to the BAS. To view menu selections in the 284, press & hold the Home button for 3 seconds. Setup View Menu Press...

  • Page 3: Bacnet Protocol Implementation Conformance Statement (Pics)

    BACnet Protocol Revision: 10 Product Description: The 284 is a control that operates up to four boilers to provide heating for multiple loads. The control uses Proportional Integral Derivative (PID) logic to accurately maintain target temperature and offers advanced features including communication capability with a Building Automation System (BAS).

  • Page 4: Bacnet ® Settings In The 284 Bas Menu

    BACnet Settings in the 284 BAS Menu ® Item Field Range Description BAS MONITOR OFF or ON Selects whether or not BAS monitoring is available. Default: OFF Note: This item is only available when APP MODE is set to either RSET, SETP, Access: ADV DDHW or EMS.
  • Page 5 BACnet Settings in the 284 BAS Menu ® Item Field Range Description BACNET BBMD IP 0 to 255, 0 to 255, 0 to 255, 0 to 255 Sets the BBMD IP address on the BACnet ® network. The address is set using four number sets displayed in the source output fields.

  • Page 6: Bacnet ® Analog Parameters

    BACnet Analog Parameters ® Analog Input Object = AI Analog Value Object = AV Read = R Read / Write = R / W (n) represents the specific Boiler number, including 1, 2, 3 and 4. Object Name Description Data Read / Units Range / Value...

  • Page 7: Bacnet ® Binary Parameters

    BACnet Binary Parameters ® Binary Input Object = BI Binary Output Object = BO Binary Value Object = BV Read = R Write = W (n) represents the specific Boiler number, including 1, 2, 3 and 4. Object ID Name Description Data Type Read / Write Units...

  • Page 8: Modbus ® Specification

    284 A, B & Gnd terminals. ® B A G (+) (-) – • Gnd should not be connected to the ground screws in the 284. Master RS 485 A Watts Water Technologies Company 8 of 12 © 2014...

  • Page 9: Modbus ® Settings In The 284 Bas Menu

    Modbus Settings in the 284 BAS Menu ® Item Field Range Description BAS MONITOR OFF or ON Selects whether or not BAS monitoring is available. Default: OFF This item is only available when APP MODE is set to either RSET, SETP, DDHW Access: ADV or EMS.

  • Page 10: Modbus Parameters

    Modbus Parameters ® Read = R Read / Write = R / W (n) represents the specific Boiler number, including 1, 2, 3 and 4. Register Parameter Name Read /Write Units Type Format Range System Status Registers Boiler Target Temperature °F Input -22 to 266°F...

  • Page 11: Modbus ® Troubleshooting

    Modbus Parameters ® Read = R Read / Write = R / W (n) represents the specific Boiler number, including 1, 2, 3 and 4. Register Parameter Name Read /Write Units Type Format Range Boiler Status Registers 10,11,12,13 Boiler (n) Enable/Disable Enum Holding 0 = Enable, 1 = Disable...

  • Page 12: Error Codes

    Device Error (Bus 3) Boiler Inlet Sensor tekmar Control Systems Ltd., A Watts Water Technologies Company. Head Offi ce: 5100 Silver Star Road, Vernon, B.C. Canada V1B 3K4, 250-545-7749, Fax. 250-545-0650 Web Site: www.tekmarControls.com Product design, software and literature are Copyright ©2014 by 12 of 12 All specifications are subject to change without notice.

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