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AlphaStat-Plus
E
TECHNOLOGY
& QUALITY
A
R D
W
A
Z985
Installation Guide.
19.08-1

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Summary of Contents for SolaStat AlphaStat-Plus

  • Page 1 AlphaStat-Plus TECHNOLOGY & QUALITY Z985 Installation Guide. 19.08-1...
  • Page 2: Table Of Contents

    Basic AlphaStat-Plus-1 Installation. page 9 Power Up. page 10 AlphaStat-Plus Programming. AlphaStat-Plus Programming. page 11 AlphaStat-Plus Pump ON / Pump OFF Adjustable Range. page 11 Notes on AlphaStat-Plus Programming. page 11 Explanation of the Bio-Safe Mode. page 12 AlphaStat-Plus Sensor Maintenance.
  • Page 3: Features

    72 hour period and switches the HWC electric element on and off at exactly the right time. The AlphaStat-Plus enhances the hot water system by an easy to read temperature display and settings, with the options of extra hot water at a one off key press, and an ‘AWAY’ key for holiday mode to ensure that no electricity is used.
  • Page 4: Alphastat-Plus Users Guide

    The AlphaStat-Plus allows intelligent control of the electric element used in the hot water tank. The AlphaStat- Plus can prevent the electric element coming on while you are on holiday (‘Away’ mode), maintain an efficient temperature in your hot water cylinder using two user-configurable reference points (Reheat) and ensure that safe water conditions are maintained (BioSafe) and a one off heat up (Demand).
  • Page 5: Display Panel Description

    Optional System Enhancements. SolaStat-Rly An external Slave Relay Module for HWC control. SolaData A data comms option that will send what the AlphaStat-Plus is doing to your PC and visually present the information with graphs, logic states and status information. 19.08-5...
  • Page 6: Alphastat-Plus System Adjustable Values

    AlphaStat-Plus System Adjustable Values. Installer to fill in at installation time or after any change in program Adjustable Values t a t l P - l l a i t a i t c Notes. Set Off must always be higher than Set On.
  • Page 7: Alphastat-Plus Safety Instructions

    Read safety instructions and limit of liability before proceeding with the installation. General Safety Instructions. This installation guide is for the installation of AlphaStat-Plus hot water controllers only and is not an installation guide for any other part. The complete installation should be checked at least annually for damage or malfunction.
  • Page 8: Alphastat Plus Mounting

    Mounting the Sensor. This is Critical to the Success of the Installation. The sensor is the only way the AlphaStat-Plus can efficiently control and protect the system. The ‘TANK’ Sensor should always be installed above the HWC electric element for the controller to work efficiently.
  • Page 9: Alphastat-Plus Operation

    AlphaStat-Plus Operation. Basic AlphaStat-Plus-1 Installation. The AlphaStat-Plus-1 controlling the HWC element via the SolaStat-Rly Relay Module. Plug in the SolaStat- Rly to the ‘HWC’ socket on the AlphaStat-Plus. Set the HWC Thermostat to the Maximum Temperature. ALPHASTAT-PLUS TEMPERATURE/PRESSURE DIFFERENTIAL CONTROLLER...
  • Page 10: Power Up

    Note on BioSafe After Power-up. When the AlphaStat-Plus is turned on either for the first time or after a power failure the BioSafe 72 hour timer starts from power up (unless the temperature in the tank is greater than the BioSafe Temperature). All timers are approximate only.
  • Page 11: Alphastat-Plus Programming

    The ‘BioSafe’ can be adjusted using the ‘+’ and ‘-‘. All the values are now entered. The values can be checked by simply pressing ‘NEXT’ to cycle through all the values noting which light is on and what value is displayed (as per AlphaStat-Plus Programming Table).
  • Page 12: Explanation Of The Bio-Safe Mode

    Explanation of BioSafe mode This is a safeguard against tepid water creating a health hazard*. The AlphaStat-Plus monitors the water temperature at the upper part of the hot water tank. BioSafe must always be enabled for Potable water installations. If the water does not reach a preset temperature called ‘BioSafe’ (Adjustable from 50~70C) every 72 hours all other functions (except Away) are overridden, the HWC light will flash fast and the electric element turns ON and heats the water to a safe level.
  • Page 13: Alphastat-Plus Sensor Maintenance

    Reconnect the AlphaStat-Plus and turn on the power. Check sensor is reading correctly and check AlphaStat-Plus operation as per “What You Should See” section of this manual. The table below has the correct resistance values of the sensor at different temperatures. The sensor must be removed from the AlphaStat-Plus to measure these values correctly.
  • Page 14: Alphastat-Plus Specifications And Product Liability

    AlphaStat-Plus Specifications. Power Supply. Supply Voltage. 85~264Vac/dc (standard model) 22~85Vdc. (Must be specified at time of ordering.) 10~28Vac/dc. (Must be specified at time of ordering.) Max power usage. 5VA + external loads. Relay Outputs. 16A max (240Vac) Resistive with permanent wiring.
  • Page 15: Alphastat-Plus Trouble-Shooting Guide

    AlphaStat-Plus Trouble-shooting Guide. This is intended as an initial guide to minimise service calls. e l t g i l e l i g i l . t u . t n t i n y t l t i n f I .
  • Page 16: Alphastat-Plus Plumbing Issues

    AlphaStat-Plus Plumbing Issues. Disclaimer. For full information on compliance and safety standards for hot water systems the appropriate local standards must be referred to. All plumbing to be carried out by qualified plumbers only. We provide the following information as a guideline only to help obtain the greatest efficiency from the system.

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