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HBX Snowmelt Controller 1000 Installation Manual

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Installation Manual
Snowmelt Controller 1000
Snowmelt Module 0100
Version 1.08
HBX Control Systems Inc.

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  • Page 1 Installation Manual Snowmelt Controller 1000 Snowmelt Module 0100 Version 1.08 HBX Control Systems Inc.

  • Page 2: Table Of Contents

    Control Systems Inc. H B X S n o w m e l t S y s t e m V e r s i o n 1 . 0 8 TABLE OF CONTENTS Getting Started ....................Safety Symbols ....................Receiving, Unpacking, Inspection and Storage ..........

  • Page 3: Getting Started

    • 1 Terminal Screwdriver (3.0mm) installation. • 3 Cable Ties The HBX SNO-1000 is a microprocessor • 1 Remote Outdoor Temperature Sensor based control and as such is not to be • 3 Universal Temperature Sensors regarded as a safety (limit) control.

  • Page 4: Sno-1000 General Technical Data

    For information about the controls PMIp/ 0.95 KG (2.1 lbs) PMIv capabilities see the technical bulletins Dimensions: section of the HBX Control Systems Website: 190mm W x 168.2mm H x 72mm D www.hbxcontrols.com ETL Listings: Meets CSA C22.2 No. 24 Meets UL Standard 873 ETL Control No.

  • Page 5: Sno-0100 General Technical Data

    GENERAL TECHNICAL DATA (SNO-0100) Nameplate Information: The exterior label contains specific information 2 x Thermistor Input unique to your HBX Snowmelt Module and identifies (10K Ohm) some of the basic features. The label displays the 1 x Snow Sensor Input serial number which will match the serial number 2 x Aux.

  • Page 6: Main Parts And Labels

    Please consult factory or keypad to prevent tampering with the settings. dealer. Refer to pg 11 for “hard lock” instructions. Only a CAB-0100 can be inserted into this connection without causing damage. Page 6 © HBX Control Systems Inc. 2014...
  • Page 7 H B X S n o w m e l t S y s t e m V e r s i o n 1 . 0 8 6. 120 VAC Pump Outputs: to trigger a variety of commands within the Control.

  • Page 8: Installation & Wiring

    Incorrect wiring and installation will affect the warranty provided with this unit. Wiring must be completed in accordance with the codes and practices applicable to the jurisdiction for the actual installation. Page 8 © HBX Control Systems Inc. 2014...

  • Page 9: Sno-1000 Ports And Wiring

    H B X S n o w m e l t S y s t e m V e r s i o n 1 . 0 8 Terminal Designations for SNO-1000 Snow Melt Demand Injection Pump Forced Melt Demand System Pump Zone Demand Boiler Pump...

  • Page 10: Sno-0100 Ports And Wiring

    (only) zone pump/valve. For 4-20mA the dipswitch is set to OFF (up position). For 1-10VDC the dipswitch is set to ON (down position). Page 10 © HBX Control Systems Inc. 2014...

  • Page 11: Display Features

    DISPLAY FEATURES The HBX display is a 128 x 64 pixel, back-lit graphic display on a blue background. In addition to displaying text and icons it has the ability to provide you with visual graphing capabilities. These graphing capabilities will allow you to get representative data and trending information of up to 2 independent feedback values.

  • Page 12: Navigating The Control

    Conforms to UL Standard 873 Model: CPU - 1000 Model: CPU - 1000 CAUTION, CAUTION, RISK OF ELECTRICAL SHOCK - DISCONNECT POWER PRIOR TO SERVICING RISK OF ELECTRICAL SHOCK - DISCONNECT POWER PRIOR TO SERVICING Page 12 © HBX Control Systems Inc. 2014...

  • Page 13: Programming

    STATUS SCREENS 1 Startup Screen This screen will be visible for approximately 5 seconds after plugging in the control. SnowMelt Control Ver 1.00 Control Systems 2 System Status Default System Status This is the main screen visible during normal operation of the Control. Settings TARGET Boiler Open...
  • Page 14 Use the programming buttons to set the current month on this screen. 9C Display Options - Change Time - Day Day 00 Use the programming buttons to set the current day of the month on this screen. © HBX Control Systems Inc. 2014 Page 14...
  • Page 15 Those devices are visible on the 3) Display in °F “System Function” screen. 4) D-lite savings? N 5) Contact HBX 6) Reset Run Times 11 Display Options - Display in °F/°C Display Options Pressing the “C”...
  • Page 16 Each min/max value also has a time and date stamp to show when the value Min Temp 30/09/05 was reached. 89 º F 03HRS This can serve as a valuable troubleshooting tool while diagnosing 24/09/05 Max Temp 16HRS 201 º F system problems. © HBX Control Systems Inc. 2014 Page 16...
  • Page 17 19 Control Options - Testing Control Options This allows you to manually test/run each relay for up to 30 seconds. 1) Display Options 2) Always HD? N You can cycle the relay faster by pressing the C button, this skips the 3) Use Room Therm? N 30 second elapse time.
  • Page 18 3) Fixed Last? N 4) Lo/Lo - Hi/Hi? N 5) Boiler Diff’ntial The boiler differential can only be manually set for single boiler 6) Min Boiler LagTime applications. © HBX Control Systems Inc. 2014 Page 18...
  • Page 19 31 Staging Options - Boiler Differential Boiler Diff’ntial This option allows the user to set the differential for a single boiler only. This will override automatic differential and PID control for the boiler. AUTO NB. Single Stage Only 32 Staging Options - Minimum Boiler Lag Time Staging Options The Minimum Boiler Lagtime enforces a minimum time period that must expire 1) Hi/Lo Fire? N...
  • Page 20 48 hours (running hours). 4) Rotate Boilers? Y 5) Mod Boiler Options The factory default setting for rotate boilers is ‘Y’. 6) Mod PrePurge ON? N 7) Use Flow Proof? N © HBX Control Systems Inc. 2014 Page 20...
  • Page 21 Toggle between Series, Parallel and Progressive modes. 1) Series 2) Start Percent 10% 3) # of Boilers 0 Refer the Modulating Theory bulletin on the HBX Control Systems web 4) Pump/Boiler? N 5) Fast StepTime? 10s site for more information: www.hbxcontrols.com...
  • Page 22 7) Step Percent 1% 54 Modulating Step Percent Mod Step Percent Pressing the “A” button will decrease the percentage, pressing the “B” button will increase the modulating step percentage. (1 - 20%) Default: 1% © HBX Control Systems Inc. 2014 Page 22...
  • Page 23 55 Mod Prepurge System Options This selection will allow each modulating boiler to start firing at 50% when 1) Staging Options selected to Y. It will hold this for at least 45 seconds or the time indicated by the 2) Pump Options 3) # of Stages 1 step time feature. 4) Rotate Boilers? Y 5) Mod Boiler Options (Y/N) Default: No 6) Mod PrePurge ON? N...
  • Page 24 The setting allows the user to tune the control for the installation and cut down on false readings that would normally turn the control on. © HBX Control Systems Inc. 2014 Page 24...
  • Page 25 67 Constant Intensity Intensity Setting The constant intensity setting is also used to set the snow fall rate at which the 1) Instant Intensity 2) Constant Intensity control will come out of idle mode and go into melt mode. 3) Constant Time 3h Set this setting for times of slow, but constant snowfall.
  • Page 26 Selection #6 allows you to select up to four mixing methods (devices). 1) Boiler Options 2) Snow Melt Settings 3) Demand Melt Time Refer the Pulse Modulating Injection bulletin on the HBX Control 4) No Priority 5) Priority Time Systems web site for more information: www.hbxcontrols.com...
  • Page 27 79 Change Designs Programming Programming Selection #3 guides you through the steps to adjust system design parameters; 1) Control Options 1) Control Options optimizing your systems performance. 2) SnowMelt Options 2) SnowMelt Options 3) Change Designs 3) Change Designs 4) Zone 2 Options 4) Zone 2 Options 5) Graphing 5) Graphing...
  • Page 28 Use caution when selecting Factory Defaults, any user programmed Factory Defaults numerical design values will be overwritten. Press B to Continue By pressing B you will be returned to screen 1 - Startup Screen. Press C to EXIT © HBX Control Systems Inc. 2014 Page 28...
  • Page 29 91 Change Designs - Format Controls Change Designs Change Designs 1) Manual 1) Manual When selected, all of the original settings are reloaded as in the Factory 2) Factory Defaults 2) Factory Defaults Defaults option. In addition, the Format Control option will reset the designated 3) Format Control 3) Format Control functions for each terminal.
  • Page 30 The Y and X axis are not adjustable. The dotted line represents the target temperature and the solid line represents the actual temperature. One full screen will display approx 10 mins of temperature data in 20 sec intervals. System Graph º F © HBX Control Systems Inc. 2014 Page 30...

  • Page 31: Electrical & Mechanical Drawings

    H B X S n o w m e l t S y s t e m V e r s i o n 1 . 0 8 SNOWMELT CONTROL 001 Snowmelt Control with 1 On/Off boiler and only a snow zone for snow melting. Mixing style is injection. SNO-1000 CENTRAL PROCESSING UNIT SNO-0100...
  • Page 32 Zone 2 Demand Sensor Zone Demand BOILER BOILER Boiler Injection Temp Pump Pump 24 V AC Zone 2 Pump System Pump 120 V AC Boiler System Sensor Sensor Slab Sensor Return Sensor Page 32 © HBX Control Systems Inc. 2014...
  • Page 33 H B X S n o w m e l t S y s t e m V e r s i o n 1 . 0 8 SNOWMELT CONTROL 003 Snowmelt Control with 2 On/Off boilers. Snow zone only with mixing style as floating valve (power open, power close) SNO-1000 CENTRAL PROCESSING UNIT SNO-0100 EXPANSION MODULE 10 A 10 A 10 A...
  • Page 34 Signal or Return Program for Sensor Permanent Heat Demand BOIL SUPLY Force melt Demand Boiler Injection Temp 24 V AC Pump Pump System Pump 120 V AC Boiler System Sensor Sensor Return Sensor Page 34 © HBX Control Systems Inc. 2014...
  • Page 35 H B X S n o w m e l t S y s t e m V e r s i o n 1 . 0 8 SNOWMELT CONTROL 005 Snowmelt Control with 2 On/Off boilers. It has both snow zone and slab (only) zones. Mixing is using a modulating output (1-10VDC or 4-20mA) for a mixing valve or a VFD to a pump.
  • Page 36 H B X S n o w m e l t S y s t e m V e r s i o n 1 . 0 8 SNOWMELT CONTROL 006 Snowmelt Control with 8 On/Off stages. Snow zone only with injection mixing. Dotted Line is Shield Page 36 © HBX Control Systems Inc. 2014...

  • Page 37: Troubleshooting & Fault Codes

    H B X S n o w m e l t S y s t e m V e r s i o n 1 . 0 8 TROUBLESHOOTING & FAULT CODES Display does not come on Check power connection at terminals 17,18,19. If no power (120VAC) present then trace power back to source.

  • Page 38: Typical Design Outside Temperatures In North America

    The statistical data presented below is taken as excerpts from the 1989 ASHRAE Handbook Fundamentals, Chapter 24. It is intended as sample design temperatures for winter conditions, in numerous locations. HBX has made every effort to provide accurate data but reserves all rights against misprints or typographical errors.

  • Page 39: Warranty Information

    HBX Controls warrants each of its products to be free from defects in workmanship and materials under normal use and service for a period of 24 months from date of manufacture or 12 months from date of purchase from an HBX Authorized Dealer, if within the above documented period after date of manufacture.
  • Page 40 Phone: +1 (403) 720-0029 Fax: +1 (403) 720-0054 Email: inf o @ hbxcontrols.com Web: www.hbxcontrols.com v5. 8 HBX Control Systems Inc. 4516 - 112 Avenue SE © HBX Control Systems Inc. 2014 Calgary, AB T2C 2K2...

This manual is also suitable for:

Snowmelt module 0100Sno-1000 sno-0100

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