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10

taBlE 3 - Control systEM MEnus

MEnus

dEsCrIptIon

Temperatures

Most commonly accessed menu. Operating Set Point, Differential settings, Tank Temperature and Tank Probe 

Offset are located in this menu.

Heater Status

Current Operating State/Mode (heating/standby etc) and status (open/closed - on/off - yes/no) of monitored 

water heater functions and components are displayed in this menu.

Economy Mode Setup

Seven day 24 hour time clock with temperature set back capability to reduce operating costs during unoccupied 

or reduced demand periods.

Alarm Output Setup

The control system’s CCB (Central Control Board - see wiring diagrams) features on board SPDT (single pole 

double throw) relay contacts for building EMS (Energy Management System) notification of operational conditions 

such as Fault Conditions and heating mode status. This menu features a list of user definable conditions for 

relay activation.

Display Settings

Temperature units (°F or °C), appearance (brightness contrast) and backlight delay user adjustable settings are 

located in this menu.

Heater Information

Elapsed time of operation, total heating cycle time, heating cycle count, heating element(s) cycle count and on 

time along with UIM and CCB software revisions can be viewed in this menu.

Current Fault/Alert

Displays any current Alert or Fault messages.

Fault History

Retains 9 event history of Fault/Alert messages with time stamp. The Fault History is useful when dealing with 

intermittent operational problems or when the customer has reset the control system prior to a service agent’s 

arrival.

Fault Occurrence

Total  accumulated  number  each  individual  Fault  condition  has  occurred  is  displayed  in  this  menu.  This 

running total of Fault Occurrences can be useful in determining which (if any) operational problems have been 

persistent.

Restore Factory Defaults This control system feature allows the user to restore control system user settings to their factory default settings. 

Alarm Output Setup and Display Settings menu items ARE NOT changed when factory defaults are restored.

Help Menu

Accessible by pressing the corresponding Operational Button from most menus and screen displays. This menu 

provides access to instructions and explanations for user settings, Operating States, Status Icons, manufacturer’s 

web address, technical support phone number and service agent contact information.

Содержание DHE200 THRU 10

Страница 1: ...Manual place these instructions adjacent to heater and notify owner to keep for future reference COMMERCIAL ELECTRIC WATER HEATER MODELS DVE 150 THRU DVE 10000 DHE 200 THRU DVE 10000 UP TO 150KW A DI...

Страница 2: ...about the type of hazard what can happen if you do not follow the safety message and how to avoid the risk of injury The California Safe Drinking Water and Toxic Enforcement Act requires the Governor...

Страница 3: ...perly may also cause erratic control system operation on ELECTRONIC CONTROL models This water heater must be connected to a grounded metal permanent wiring system or an equipment grounding conductor m...

Страница 4: ...DIAGRAMS Be sure to turn off power when working on or near the electrical system of the water heater Never touch electrical components with wet hands or when standing in water When replacing fuses al...

Страница 5: ...ter circuits and includes wiring diagrams Control Circuits The water heater is equipped with an electronic control system The system includes a CCB Central Control Board circuit board an immersion tem...

Страница 6: ...C1 C5 C4 C3 C2 C1 N GRN GRN BLK BLK X FMR ECO TEMP 120V BLK BLU RED RED RED RED SDI 24V X FMR PRIMARY FUSES X FMR 120V SEC SEC FUSE PILOT SWITCH BLK BLK JUMPER TO DISPLAY LWCO 5 4 3 2 1 FUSES CNTCTR...

Страница 7: ...m Never allow small children to use a hot water tap or draw their own bath water Never leave a child or disabled person unattended in a bathtub or shower The water heater should be located in an area...

Страница 8: ...irectly above each button on the LCD screen The function will change depending on what menu is currently displayed or what menu item is selected When no text appears on the LCD screen above an Operati...

Страница 9: ...used the fault is corrected Power to the water heater must be cycled off and on to reset the control system Note cycling power will not reset the control system if the condition that caused the fault...

Страница 10: ...peration total heating cycle time heating cycle count heating element s cycle count and on time along with UIM and CCB software revisions can be viewed in this menu Current Fault Alert Displays any cu...

Страница 11: ...d with 3 heating elements with an Operating Set Point of 120 F and all Differential settings at 2 F the On Off sequencing of heating elements would be as follows ELEMENT NUMBER DIFFERENTIAL SETTING TU...

Страница 12: ...eratures is not selected use the Up and Down buttons to select this menu item With the Operating Set Point selected highlighted in black in the Temperatures Menu press the Operational Button underneat...

Страница 13: ...ontacts on the external control per all applicable building codes This is a switching circuit only DO NOT apply any external voltage or connect any load IE relay coil to either circuit Element On Disp...

Страница 14: ...or not Daily Operating Mode Sun Mon Tue Wed Thu Fri Sat Seven daily sub menus are listed at the bottom of the Economy Mode Setup menu There are 3 Operating Modes in each sub menu Normal Operation All...

Страница 15: ...ss the Operational Button underneath CHANGE to activate the adjustment mode for the Setpoint Adjustment value Use the Up Down buttons to change the Setpoint Adjustment to the desired value The Setpoin...

Страница 16: ...s to ACCEPT CANCEL when the adjustment mode is activated and how the current setting is outlined rather than highlighted in black Press the Operational Button underneath ACCEPT to enter and confirm th...

Страница 17: ...E buttons to enter the Mon sub menu as described above Use the Up Down buttons to select highlight in black the Normal Operation Between setting Press the Operational Button underneath SELECT to chang...

Страница 18: ...ternal notification when current tank temperature drops below programmable Alarm SP Fault or Alert Used for external notification whenever a Fault or Alert condition is active Fault Used for notificat...

Страница 19: ...menu displays non adjustable operational information The control system records and stores the last 9 Fault and Alert messages in chronological order in this menu The most recent will be at the top o...

Страница 20: ...actory Defaults ACTION DISPLAY From the Main Menu use the Up Down buttons to select highlight in black the Restore Factory Defaults menu Press the Operational Button underneath SELECT The Restore Fact...

Страница 21: ...e sounds are normal however the tank bottom and elements should be cleaned Refer to MAINTENANCE section of this manual for details 2 Some of the electrical components of the water heater make sounds w...

Страница 22: ...A DIVISION OF A O SMITH CORPORATION RENTON WASHINGTON Technical Support 800 527 1953 Parts Department 800 433 2515 www hotwater com...

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