With the push of a button the HM Digital QC-1 displays a green or red light, indicating good water quality, or service required, respectively.
Features:- Tests for TDS or conductivity levels.
- Eight programmable set points (by dip switch).
- Bright LED lights
- Factory calibrated to 100 ppm NaCl. Recalibration is unecessary.
- Excellent reverse osmosis or deionization monitor
- Available with 1/4" quick connect tee or with no fitting
- Installs quickly and easily
Use the following formula to calculate the percentage of solids (TDS) that your membrane is removing:
California residents
Prop 65 Warning
WARNING! This product contains materials known to the State of California to cause cancer and birth defects or other reproductive harm. www.p65warnings.ca.gov
| Product Details |
|---|
Accuracy | ±3 % |
Power Source | 4 x 1.5V Button Cell Batteries (389-A) included |
Push-In Size | 1/4" OD |
| Warranty & Certifications |
|---|
Warranty | 1 Year |
| Shipping Dimensions |
|---|
Shipping Length | 6 in. |
Shipping Width | 10 in. |
Shipping Height | 1 in. |
| Product Weight & Dimensions |
|---|
Product Weight (lbs) | 0.2 |

1. Your order is usually shipped out within 24-48 hours after your payment is received.
2. The tracking number of your parcel will be sent to you after your order is despatched. You may use the tracking number to check the status of your order online.
3. The shipping fee will be auto-added in the grand total when you send payment.