What's in this package
Everything shown here ships as part of this package. Select a piece to see its description, specs and manuals.
Description
The Crystal Quest C-200 is a microprocessor controller for large commercial and industrial reverse osmosis systems. It provides 6 switch inputs, 5 analog inputs, 6 relay outputs and 2 TDS/conductivity inputs in a 14" x 12" x 8" Nema 4X enclosure.
Highlights
- Preprogrammed RO functions with programmable time delays and set points
- Monitors permeate and feed TDS/conductivity, temperature and operating hours
- Relay control of the feedwater valve, RO and auxiliary pumps, membrane flush valve and permeate divert valve
- Backlit 4-line LCD and 18-key keypad with integral alarm light
- Universal AC power, 80-265 VAC, 50/60 Hz
- Available standard or with Ethernet (internet)
Details
Avermont Direct is an authorized Crystal Quest dealer. The C-200 is built for larger RO installations that need multi-point monitoring, alarms and remote communication. Contact our team to confirm which sensors and options your system needs before ordering.
Need Help?
If you have questions about this product before you order, our team is happy to help.
Email: support@avermontdirect.com
Phone: +1 (844) 455-3695
Hours: Monday–Friday, 9AM–5PM
Live Chat: Available 24/7
| Model | C-200 microprocessor controller |
| Application | Large commercial and industrial RO systems |
| Power | Universal AC, 80-265 VAC, 50/60 Hz |
| Enclosure | 14" x 12" x 8", Nema 4X |
| Switch Inputs | 6 |
| Analog Inputs | 5 (4-20 mA) |
| Relay Outputs | 6 |
| TDS/Conductivity Inputs | 2 |
| Other Inputs | 2 conductivity/resistivity, 1 pH, 1 ORP, 4 flow |
| Analog Output | One 4-20 mA |
| Display | 4-line backlit LCD |
| Keypad | 18-key with integral alarm light |
| Communications | RS-232, modem, RS-485, graphical display |
| Versions | Standard (CQE-CV-S200), with Ethernet (internet) (CQE-CV-S200E) |
- Switch functions: low feed pressure, high pump pressure, pretreatment lockout, RO storage tank switches (1 or 2), RO storage tank low
- Flowmeter interface for permeate and remote alarm output
- Real-time clock with battery backup and non-volatile set-point memory
- Audible alarm with timed alarm silence; English or metric readings; input/output indicator LEDs
- Optional pH/ORP sensor, flow sensors (GPM or LPM, % recovery, flow alarms) and pressure sensors (pressure and differential pressure alarms)
- Optional IEC motor starters and control transformers; a larger enclosure is required to accept motor starters
Shipping
- Orders of $200 or more ship free within the contiguous United States. Orders under $200 ship for a flat $9.99.
- In-stock items (shown as “In Stock” on the product page) ordered before 1:00 PM Pacific Time on a business day typically ship within 1–3 business days. Delivery usually takes 3–7 business days after shipping.
- Backorder, Partial Backorder and Custom Order items are not covered by the 1–3 business day processing time. Their estimated restock or ship time is shown in the stock status on the product page before you order.
- Large items ship by freight and are typically delivered curbside. Smaller items ship by ground carrier such as FedEx or UPS.
- We ship to the 48 contiguous states. We do not ship to Alaska, Hawaii or P.O. boxes.
- Please inspect your delivery on arrival and report any concealed damage or missing parts within 24 hours.
Returns
- Returns can be requested within 30 days of delivery. Items must be unused, uninstalled, in new resalable condition and in their original packaging, including the pallet if delivered on one.
- Approved returns are subject to a 15% restocking fee, and return shipping costs are the customer’s responsibility unless the return is the result of our error.
- Installed or used products, custom and made-to-order items, clearance or final-sale items, and replacement parts and accessories are not eligible for return.
Full Shipping Policy Full Return Policy Questions? +1 (844) 455-3695

