Wallgate WDC100 User manual

Product Manual
WDC100 Electronic Control
For Basins/Baths, Showers and WCs

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Product Manual Solid Surface WC Pans
Product Manual WDC100 Electronic Control
AS 1172
Certificate No
23167
RCM Mark
Australia

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Table of Contents
1. Disclaimer & Copyright Notice......................................................................................................... 4
2. Conventions..................................................................................................................................... 5
2.1. Warning ........................................................................................................................................... 5
2.2. Note................................................................................................................................................. 5
2.3. Numbered procedures..................................................................................................................... 5
2.4. Bullet lists......................................................................................................................................... 5
2.4.1 Tick Bullet lists......................................................................................................................... 5
2.5. Menu items...................................................................................................................................... 5
3. Glossary........................................................................................................................................... 6
4. Product Summary............................................................................................................................ 8
5. Installation and Commissioning....................................................................................................... 9
5.1. Package Contents ........................................................................................................................... 9
5.2. Site Preparation............................................................................................................................... 9
5.2.1. Advice on attaching the unit .................................................................................................... 9
5.2.2. Electrical connections.............................................................................................................. 9
5.3. Attach the Controller Unit .............................................................................................................. 10
5.4. Connect the Input and Output Cables........................................................................................... 11
5.4.1. Connect the 3 pin connector.................................................................................................. 12
5.4.2. Connect the 3.5 mm connector ............................................................................................. 12
5.5. Connect the Electrical Supply........................................................................................................ 13
5.6. Commission the Unit ..................................................................................................................... 14
5.6.1. Purge Cycle function ............................................................................................................. 14
5.6.2. Lockout function .................................................................................................................... 15
5.6.3. Piezo touch button and infrared sensor controls................................................................... 16
5.6.4. System Test function............................................................................................................. 17
5.6.5. Product Time Slots ................................................................................................................ 18
5.6.6. Hygiene Purge....................................................................................................................... 18
5.6.7. Data Logging ......................................................................................................................... 18
5.6.8. Auto-Run................................................................................................................................ 19
5.7. Technical Specifications................................................................................................................ 19
6. User and Maintenance Instructions............................................................................................... 20
6.1. Operation....................................................................................................................................... 20
6.2. Maintenance.................................................................................................................................. 22
7. WDC100 Menu Settings................................................................................................................ 23
8. Related Documentation................................................................................................................. 29

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1. Disclaimer & Copyright Notice
Every effort has been made to supply information within this manual which is correct.
Wallgate Limited will not be liable for any damage or loss that arises if the person
installing, operating or maintaining the unit has not read or not complied with the
manual
In any event, and without prejudice to any warranties in Wallgate Limited’s terms and
conditions of sale, Wallgate Limited’s liability for all damages and losses (including
negligence) shall not in any circumstances exceed the amount paid by the customer
for the unit.
Wallgate reserves the right to alter, update or improve its product specification at any
time without prior notice. This manual is specific to the product that it has been
supplied with at the date of supply.
Without prejudice to any warranties in Wallgate Limited’s terms and conditions of
sale, any warranty will be invalidated if the equipment is installed or serviced by
unqualified personnel.
No part of this publication and the information contained may be reproduced,
transmitted, stored in a retrieval system, used or disclosed wholly or partly without
prior written permission from Wallgate Limited.
For full warranty details please see Wallgate Limited Terms and Conditions.
Please ensure this manual is passed to the end user. The manual forms an integral
part of the product and should be kept for its working life. Additional copies of this
and other supporting documents are available by contacting Wallgate Limited or by
visiting www.wallgate.com

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2. Conventions
Certain conventions are used in this manual to make it easier to read and
understand. They are given in the sections below.
2.1. Warning
A warning with red text on a white background is used to give information about
hazards that can cause injury or death. Read and understand the warnings before
you install and commission the WDC100. Failure to heed these warnings can have
serious consequences.
WARNING! This is a warning!
2.2. Note
A note with amber text on a white background is used to draw your attention to
important and useful information.
NOTE: This is a note.
2.3. Numbered procedures
Steps in procedures are numbered, starting from 1.
1. This is step 1.
2. This is step 2 etc.
2.4 Bullet lists
2.4. Bullet lists
A bullet list is used to give information that is not sequential.
2.4.1 Tick Bullet lists
A tick bullet list is used to imply a checklist of components or actions (not
sequential).
2.5. Menu items
Menu items, submenu items and settings, where available, are given in bold.

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3. Glossary
The glossary lists all words, abbreviations and technical terminology used in this
manual, along with a short description of these terms.
Term
Description
Auto-run
The outputs to the water valves for basin, shower
and WC can be set to automatically operate at a
set time every day. The water valve will operate for
the cycle set run time as per a user activation. The
Auto-run feature can be used for maintaining
hygiene standards similar to the Hygiene Purge
function detailed below, note that only the Auto-run
or Hygiene Purge would be utilized, and not both
together.
Building Management
System
BMS
A Building Management System is a computer-
based control system installed in buildings that
controls & monitors the building’s mechanical and
electrical equipment such as ventilation, lighting,
power systems, fire systems, and security systems.
WDCMS
The WDCMS Wallgate system is use for
standalone networking of the WDC control units to
a dedicated PC or laptop computer. You can
manage the WDC units through the network. You
can also adjust time cycle settings, lockout settings,
remote water isolation on individual units or groups,
RTC settings, etc. You can also view the unit status
in real time and log data.
Data Logging
Activations of the Hygiene Purge function detailed
below are logged in memory and then using
additional software the logs can be downloaded
from the WDC100 and imported into a spreadsheet
report.
Dual Flush
This option is used when both full and half flush
options must be provided, using either one or two
piezo touch buttons.
Exclusivity
This feature prevents more than one water outlet
from being operated at a time.
Full Flush
This feature uses a 6 litre or 4.5 litre flush.
Reduced & Half Flush
The reduced flush is ⅔ of a full flush and the half
flush is ½ of a full flush.
Hygiene Purge
This feature operates the basin, shower and WC
water services when they are unused for a
specified number of days. This avoids water
stagnation when the water services are unused for
longer periods.

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Term
Description
Latching
A latching switch is a switch that maintains its state
after being activated.
Lockout
The term Lockout refers to regulating services by
restricting the number of usage cycles.
Momentary
A momentary switch returns to its normal OFF
position when released.
Piezo Touch button
A piezoelectric touch button converts the force
applied to the face of the pushbutton into an
electrical signal.
Power Rating
The power rating of a device is a guideline set by
the manufacturer as a maximum power to be used
with that device.
Purge Cycle
This feature is used to assist in removing air
trapped in the plumbing system.
Remote Lockouts
The term Remote Lockout refers to isolating water
services from a remote location.
RJ45 connection
The RJ-45 connectors are used to connect the
WDC unit to a PC or laptop.
RTC
Real Time Clock. This is a 24 hour 7 day clock
used by the WDC100 for program features such as
Time Slots and Hygiene Purge.
System Test
The System Test is a feature that allows you to
operate switches and piezo touch buttons and
make sure that these operate the necessary
outputs such as lights or valve solenoids.
Time Slots
Usage of services such as basins, showers and
WC pans can be controlled using preset time slots.
For example, this feature can be used to prevent all
the showers in a facility being operated
simultaneously during peak periods, straining the
capacity of the water supply. The day is divided into
4 time slots, normally set at 00:00 to 06:00, 06:00
to 12:00, 12:00 to 18:00 and 18:00 to 00.00.
Toggle type switch
A toggle switch is a class of electrical switches that
are actuated by a mechanical lever, handle, or
rocking mechanism.
Water Lockouts
Water Lockout means regulating water services by
restricting the number of usage cycles.

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4. Product Summary
The WDC100 series electronic control units are designed to operate the water outlets
(x1) (Hot and Cold), to a wash basin (or a bath model WDC100-1), a shower (x1)
(premixed warm water) and the flush for toilet water closet pan (x1) (WC).
The WDC100 therefore has the capacity to control one suite of products.
The WDC100-1 model is preset to operate the water outlets on a bath instead of a
wash basin.
The WDCA100 model based upon the WDC100 is for 120V 60Hz electrical supply
operation using an external power adapter (UL/CSA approved) to connect to the
12VDC input socket on the WDCA200 control unit.
The control unit comprises of a microprocessor that is programmed with a software
program that has the following operational features:
User friendly Software menu system with security controlled access.
Independent control of multiple outlets.
Fully programmable precise time control of water valve operation that is fully
adjustable in situ by the installer / customer.
“LOCKOUT” function to prevent product misuse that is fully adjustable for the
number of user operations, operations period, lockout period, and the
“LOCKOUT” function can be ENABLED or DISABLED to suit the individual
requirements.
Single or dual flush for WC control.
Piezo touch button or infra-red sensor capable inputs.
Auxiliary inputs for remote operation of:
Product lockouts.
WC remote flush.
WC reduced flush using a second touch button.
Clear lockouts.
Purge function.
Flow sensor for hygiene purge data logging.
Multiple shower control feature (COMMUNAL mode setting), so that one unit can
be used to operate up to four shower valves instead of basins and WC pans.
Diagnostic test routine to assist with fault finding
Networking units to remotely control from a central PC desk position(s).
Data logging of Hygiene Purges.

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5. Installation and Commissioning
5.1. Package Contents
Before you begin the installation, make sure that you have the following items:
1 WDC100 Electronic control unit (or WDC100-1 bath model)
1 Product manual.
5.2. Site Preparation
5.2.1. Advice on attaching the unit
Attach the unit to a vertical surface that is able to support the weight of the unit.
Attach the unit in dry surroundings above pipes carrying water, away from any
possible plumbing leaks.
Attach the electronic control unit where there is easy access. Attach the unit so
that the keypad and display on the unit are readily visible and accessible.
WARNING! Do not mount the unit upside down
The control box has four feet with holes for attaching the unit to the wall using four
round head screws, No 8 x 30mm (1.25 inch). For the location of the mounting
feet, refer to Figure 1 on page 10.
5.2.2. Electrical connections
All cables must be connected to the unit using the sockets at the bottom of the
unit enclosure.
The power cable must be connected to the unit through the cable gland.
The control unit requires an electrical supply of 115-230V AC (Fuse 2 amp) 50Hz
60 Watts.
The mains supply cable from the unit must be terminated into a double pole fused
spur connection unit with a contact separation of at least 3mm. Use a 2 Amp fuse
in the connection unit.
Place the connection unit near the controller unit.
Position all electrical fittings such that water cannot drip on the electrical fittings if
a leak occurs, or a pipe bursts.

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WARNING! The controller unit must be earthed using the earth lead in the
power cable.
5.3. Attach the Controller Unit
To attach the control unit to the wall, do the following:
1. Mark the attachment points for the control unit on the wall. Make sure the cables
from the solenoid valves and piezo touch buttons are of sufficient length to reach
the control unit. Refer to Figure 3 for the location of the mounting feet.
2. Drill four mounting holes using a suitable drill bit.
3. Use suitable wall plugs if necessary.
4. Attach the unit to the wall using four round head screws.
NOTE: When mounting the unit, make sure the cable sockets at the bottom of
the unit point downwards.
Figure 1. WDC100 Lower Panel
Item No.
Description
Function
1
Water Valve Cable Sockets
Output to WC, shower and washbasin (or bath)
water valves.
2
Input Device Sockets
Input from piezo touch buttons or infrared sensors
3
Auxiliary Inputs
Inputs for optional remote controls
4
Network Link Sockets
Input and output sockets for Ethernet connection
5
Mounting feet
Use the feet to mount the control unit to the wall
6
Power cable
Electrical power supply cable 1 metre in length
Table 1. Legend for Figure 1

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5.4. Connect the Input and Output Cables
The control unit has input and output sockets in the lower panel of the unit.
Refer to Figure 2 for the illustration of the lower panel.
Figure 2.Connectors in the WDC100 control unit
Item
No.
Description
Function
1
Output to WC Flush Valve
Opens WC Flush Valve
2
Output to Shower Valve
Opens Shower Valve
3
Output to Basin or bath Valve Cold
Opens Basin/bath Valve Cold
4
Output to Basin or bath Valve Hot
Opens Basin/bath Valve Hot
A
Input from WC Flush Piezo touch
button
User input (Piezo button or IR sensor) for
WC Flush
B
Input from Shower Piezo touch
button
User input (Piezo button or IR sensor) for
Shower
C
Input from Basin or bath Cold
touch button
User input (Piezo button or IR sensor) for
Basin/bath Cold
D
Input from Basin or bath Hot
touch button
User input (Piezo button or IR sensor) for
Basin/bath Hot
E
Auxiliary 1
Auxiliary input set to Remote L.O.
F
Auxiliary 2
Auxiliary input set to Remote Flush
G
Auxiliary 3
Auxiliary input set to Half Flush
IN
Left RJ45 Socket
Ethernet Input
OUT
Right RJ45 Socket
Ethernet Output
Auxiliary Inputs, E, F, and G are used when it is necessary to:
Lockout or disable the basin/bath, shower and WC from a remote switch.
Remotely flush the WC pan.
Activate a reduced flush for the WC pan with an additional touch button or IR sensor.
Clear lock outs.
Purge.
Connect a hygiene purge water flow sensor.
Table 2. Legend for Figure 2

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There are four types of sockets in the control unit:
Four 3 pin female sockets to connect the unit to the solenoid valves. These
sockets are used to connect the water valve solenoids, 1 socket for the WC flush
valve, 2 for the basin/bath control valves and 1 for the shower control valve.
Four 3.5 mm female sockets, to connect the unit to the Piezo touch buttons.
Three 3.5 mm female sockets, to connect the unit to optional auxiliary inputs.
Two RJ45 connectors are provided to connect the control unit to an Ethernet
network.
The socket assignments are given on the front of the unit. Refer to the label on
the front of the unit. Also see Figure 2 on page 11 and Table 2 for the socket
assignment.
5.4.1. Connect the 3 pin connector
To connect the 3 pin type connector to the socket in the unit, carry out these
steps:
1. The cable plug has a raised key that must be aligned with the slot in the socket,
for it to fit correctly. Push the connector fully into the socket and pull it back out
slightly to check the latch on the front of the plug has engaged the socket. To
remove the plug, the press the latch button down firmly with your thumb and pull
out the plug.
5.4.2. Connect the 3.5 mm connector
To connect the 3.5 mm type connector to the socket in the unit, carry out these
steps:
1. Push the plug firmly into the socket until the black plastic casing of the plug firmly
contacts the unit. Make sure the plug is fully inserted into the socket.
2. All inputs are volt free normally open contacts. Close input to activate the
function.
a. +12v is available to power the infrared sensors on the middle (ring)
contact.
3. Input switch cables with fitted 3.5mm stereo jack plugs are available from
Wallgate, please contact sales if required.

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5.5. Connect the Electrical Supply
To make the electrical connections to the control unit:
WARNING! The electrical connections must be made by a qualified electrical
engineer in accordance with the present nationally approved IEE Regulations.
1. Terminate the supply cable from the control unit into the spur connection outlet
and fit a 2 Amp fuse.
2. Connect an earth conductor to the water supply pipes on the basin/bath and
shower nozzles. The other end of the earth conductor must be connected to an
approved earth facility.
NOTE: The water pipes connected to the basin/bath taps and shower nozzles
must be bonded to earth.
3. Make sure that the Piezo touch button or infra-red sensor leads from the
basin/bath tap, shower and WC are plugged into the correct sockets on the base
of the control unit. Refer to section 5.4 or the label on the front of the unit.
4. Complete electrical testing of the installation.

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5.6. Commission the Unit
All the switches and the menu display is located on the front panel of the
WDC100 control unit. Refer to Figure 3 below for an illustration of the WDC100
front panel.
Figure 3. Front Panel WDC100
5.6.1. Purge Cycle function
The control unit has a Purge Cycle function you can use when commissioning
the installation of the basins, showers and WC sanitary ware.
The Purge Cycle function opens the water valves for the basin/bath, shower and
WC pan in an automatic sequence. This can help release any air trapped in the
plumbing system.
The Purge Cycle sequence does the following:
Runs the basin/bath hot and cold water for 1 minute.
Valve
sockets
Legend
Menu
Key
Up
Arrow
Key
LCD
Display
Down
Arrow Key
Return /
Accept
Key
Input
Sockets
Legend
2 Amp
Fuse

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Runs the shower for 1 minute.
Flushes the WC pan twice (2 x Full flush with cistern refill time of 20 seconds
between each flush).
To start the Purge Cycle function:
1. Fully open the isolating taps to the water supply.
2. Carefully check the system for leaks.
3. Switch ON the electrical supply.
4. Start the Purge Cycle by pressing and holding down the and keys
simultaneously for five seconds. Refer to Figure 3 on page 14 for a picture of the
front panel. The words Chlorine Purge are displayed along with the countdown
clock.
5. Make sure that water flows freely from the basin/bath, shower and WC.
To stop the cycle, switch off the electrical supply to the electronic control unit.
Correct any problems such as blockages before you run the purge cycle again.
The control unit has various function settings that can be enabled or disabled. The
settings are given in section 7, WDC100 Menu Settings.
5.6.2. Lockout function
The Lockout function restricts the number of usages for the basin/bath, shower
and WC. The Lockout feature is disabled by default.
The Lockout function restricts usage to:
10 cycles for the basin/bath.
4 cycles for the shower.
4 cycles for the WC.
When the set permitted usage is exceeded, the item is locked from use for a
period of time. The lockout time starts from the first illegal attempt to activate a
function but if it is preferred that the time should start from the expiry of the last
legal operation, then this can be adjusted by amending the Lockout Mode setting
from 1 to 2, see section 7 for menu list.
1 hour for basin/bath and shower.
15 minutes for the WC pan.

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To cancel the Lockout function when it has been activated due to excessive
operations and allow the unit to operate normally again, carry out the following
steps:
1. Switch off the power to the control unit for 5 seconds.
2. Switch on the power to the control unit.
3. Check that the basin/bath, shower and WC are operating correctly.
4. An option to connect a switch to an auxiliary input that is set for Reset Lockout
is available, contact Wallgate for additional information.
5.6.3. Piezo touch button and infrared sensor controls
Piezo touch buttons and infrared sensors can be connected to the control unit to
operate the basin/bath, shower and WC. You can connect either Piezo touch
buttons or infra-red sensors to the control unit.
The control unit is set for use with Piezo touch buttons by default.
If you connect infrared sensors to the control unit, you must modify the applicable
setting. For instructions on how to do this, refer to Table 5 on page 23.
You do not have to modify this setting if the control unit is factory set for operation
with infrared sensors.
The Piezo touch buttons do not have any moving parts.
To operate the Piezo touch button:
1. Press the center of the button to start the operation.
2. Press the center of the button to stop the operation (for basin/bath hot and cold
only).
To operate the infrared sensor:
1. Hold your hand within 50mm of the infrared sensor.
NOTE: Infrared sensors cannot stop or interrupt an operation until the
operation is complete. Piezo touch buttons can interrupt or stop an operation.
For example, you can interrupt a basin operation by pressing the piezo button
again. You cannot interrupt a basin operation by operating the infrared sensor
again.

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To test the operation of the piezo and infrared sensors:
1. Operate each button or sensor and observe that they work correctly.
The hot and cold basin valves are set to open for 10 seconds each, (bath = 180s).
The shower valve is set to open for 60 seconds.
The WC flush valve is set to deliver a 6 litre flush. The cistern refill time is 30
seconds, after which the WC is ready to flush again. The WC control can be set
for dual flush, refer to section 6.1 for instructions.
5.6.4. System Test function
The control unit includes a System Test function to test the inputs (touch buttons
or infra-red sensors) and the outputs (water valves). This is useful for fault finding
if any of the valves fail to operate. You can also use this function to make sure
that the touch buttons and valves have been connected to the correct sockets on
the control unit.
To start the System Test function:
1. Press and hold down the and keys for five seconds.
The firmware version appears.
2. Press the key once.
The System Settings Management menu item appears.
3. Press the key once.
The words System Test Disabled appear in the display.
4. Press the key once.
5. Press the key once to choose Enable.
6. Press the key once to save the setting.
The words System Test appear in the display.
7. Operate each touch button or sensor connected to the control unit, one at a time.

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The display in the control unit momentarily displays the letter assigned to the
input. For a list of letters assigned to the inputs, refer to the front panel of the
control unit. The applicable valve connected to the related output also opens
momentarily.
When the input letter appears, make sure that the correct valve opens.
8. To stop the System Test, switch off electrical supply to the control unit, & then ON.
-OR-
9. Press and hold down the and keys for 5 seconds.
The firmware version appears.
10.Press the key once.
NOTE: The control unit cannot set the water temperature for pre mixed
supplies or showers. For these applications, seek advice from the plumbing
contractor or architect. TMV3 thermostatic valves are usually used in these
applications.
5.6.5. Product Time Slots
The control unit has the ability to assign up to 4 configurable periods of the day
when outputs are allowed to operate. The default setting allows full operation of
all outputs over a 24-hour period (assuming no lockouts are active). Each output
(WC, Shower and basins) can be assigned to a configurable timeslot and when
activated the assigned output will only become active if within the allowed ‘time
slot’. This function can be used to manage when sanitary ware is allowed to
operate, for instance the showers may become inactive during night time periods.
See Table 5 pages 24-27 for Time Slot setting information.
5.6.6. Hygiene Purge
The control unit has the ability to purge a water outlet to the basin, shower or WC
following periods of inactivity, this is a hygiene function that can be used to reduce
the possibility of water stagnating in the pipe work and the associated risks, it will
also reduce the possibility of waste traps drying / evaporating following periods of
inactivity. The inactivity period, duration of purge and time of day when the purge
takes place are all configurable for each output. See Table 6 on pages 24-27 for
Hygiene Purge setting information.
5.6.7. Data Logging
Data logging records the events of the hygiene purge operations. The data log
records can then be downloaded from the WDC100 to a PC or laptop. The
download data is in the form of a csv file. Additional software is required from
Wallgate to perform the download and also create data log reports. For additional

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information and assistance with data logging, contact the Wallgate sales office.
5.6.8. Auto-Run
The Auto-Run function allows any output to automatically open at a set time every
day. There are 48 off half hourly time activation settings available for each output.
Refer to section 7 to view the available time settings. When an output operates at
the set time, it is ON for the preset cycle run time as set in “Cell Water Settings” of
the WDC100 menu.
5.7. Technical Specifications
Table 3.Technical specifications
Power supply
115-230V AC (Fuse 2Amp), 50Hz Single phase, (UK, Europe,
Australasia)
Maximum Rating 60 Watts.
(Refer to model WDCA100 for North America)
Enclosure IP Rating
IP55
Weight
1.5 kg
Dimensions
W200 x H120 x 90mm depth

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6. User and Maintenance Instructions
The electronic control unit has been designed and manufactured from good
quality materials. If these instructions are followed, the unit will give reliable,
efficient service. If you need any further information or advice, please contact
Wallgate customer services.
6.1. Operation
Use the main isolation switch provided by the installer to switch the unit on or off.
The main isolation switch is located near to the electronic control box. If unit is
faulty, switch off the control unit until the fault is repaired by a qualified engineer.
WARNING! Risk of electric shock, serious injury and death. Only trained and
qualified personnel should remove the cover of the electronic control box.
The basin/bath, shower and WC are fitted with either Piezo type stainless steel
touch buttons or infra-red sensors.
Press the button face to operate a Piezo touch button. Once an operation cycle
starts, it will continue for a fixed period and stop unless the touch button is
pressed again, which will cancel the operation. The shower and WC cycles,
however, cannot be interrupted in this way.
Hold your hand within 50mm of the infrared sensor to operate an infra-red sensor.
The operation cannot be interrupted or stopped when infra-red sensors are fitted.
The hot and cold basin/bath valves are opened for 10 seconds each.
The hot, warm and cold shower valve is opened for 60 seconds.
The WC flush valve is opened to deliver a 6 litre flush. The cistern refill time is 30
seconds, after which the WC is ready to flush again.
If the WC is not a cistern type flush, but is flushed directly from the water mains or
a central tank system, the flush time may have been set with a different cycle time
to suit the system flow performance.
A dual flush option is available, either using one touch button or sensor, or using
two independent buttons or sensors. One of the two buttons or sensors is used to
operate a full flush the other for a reduced flush.
Figure 2 on page 11 gives the location of the reduced flush input sockets. Refer
to Table 5 on page 23 for instructions on setting a dual flush using one touch
button or sensor connected to socket A.
The controller has various function settings that are described in Table 5 on page
23.