8
DRISTEEM RO 200 SYSTEM WATER TREATMENT SYSTEMS INSTALLATION, OPERATION, AND MAINTENANCE MANUAL
Component identifi cation
FIGURE 8-1: COMPONENT IDENTIFICATION
Table 8-1:
Component identification
Item
Description
1
Vapor-logic keypad/display
Power On/Off and status display
2
Inlet solenoid valve
Normally closed. Opens when power is applied.
3
Filter pressure sensor
Measure the feed and effl uent pressure of the cartridge fi lters. Pressure difference determines when
cartridge change out is required.
4
Sediment fi lter
5 micron sediment fi lter.
5
Carbon fi lter
10 micron extruded carbon cartridge to remove chlorine and reduce organics from the feed stream.
6
Low pressure sensor
Shuts the system down if the inlet pressure is lower than 8 psi (adjustable).
7
High pressure pump and motor
Rotary pump and motor to pressurize the incoming water.
8
Membrane modules
RO membrane elements housed in stainless steel pressure tubes.
9
System pressure gauges
Measure the system (feed) and concentrate (effl uent) pressure of the membrane modules.
10 Concentrate to drain control valve
To adjust system pressure. Must not be completely closed when the system is in operation.
11 Concentrate recirc control valve
To adjust and maintain adequate fl ow thru membranes
12 Permeate fl ow control valve
Monitor permeate water fl ow.
13 TDS monitor
Monitors the feed and permeate water quality.
14 Permeate check valve
Prevents backfl ow into RO module.
15 Pipe drain
Drain assembly. Run to a fl oor drain.
16 Vapor-logic control board
The Vapor-logic control board is mounted inside the control cabinet.
10
11
5
4
2
9
7
OVERVIEW
8
16
14
1
6
15
13
12
3
