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The Control Station has been designed to monitor and control the CHC treatment system. It utilizes a
PLC (Programmable Logic Controller) that has been programmed by EcoWater CHC to meet the
operational requirements. Its screen layout has been designed to minimize the need for customer
interaction as well as minimize confusion in screen function and layout. There are User Screens as
well as Set Up screens. The Set Up screens will be configured at the time of installation and do not
require configuration by the user, for this reason, the Set Up screens are Password protected. The
control station is integrated into the system as shown in this diagram:
CHC Power Switch (Optional)
CHC Phase and Overload (Optional)
CHC Pressure Switch (Optional)
CHC Vacuum Switch Optional
Alarm Indicator
Alarm Tracking
Micro SD Memory Card
The Control Station operates on 24 Volt DC Power
The Input signals are required to be 20-24 Volt DC
The Outputs utilize relay contacts and can handle up to 120V, 2A power control for each
The display is a monochromatic 3 ½" LCD that is direct sunlight readable.
The operational temperature range for the product exceeds our CHC system specifications.
PLC Make- Horner APG XLT, model number- XE-XT102AB. (www.heapg.com)
Refer to the Electrical Schematic for wiring specifications.
There are several Communication Options, refer to EcoWater CHC Service Department for more
information.
The Control Station must be mounted in an appropriately rated enclosure. This enclosure could include
a motor starter box or could be enclosed in a separate box to the side. The front panel is rated for
Nema 4X (IP65) use. Please refer to the PLC's Manual for further specifications.
Control Station Description
Conductivity using
Toroidal Conductivity Probe
F2
F 3
F4
F 1
Communications Options (RS232, RS485,
Ethernet, Phone Modem, Cell Modem,
Modbus)
PLC Basic Specifications
Mounting
Blow Down Actuator
Filter Power Switch
Filter Phase and Overload (Optional)
Filter Pressure Switch (Optional)
Filter Back Wash Control
Filter Alarm Monitoring
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