Myron L Instruments for Commercial RO Systems
The unique circuitry of our 750 Series II Conductivity, TDS and Resistivity Monitor/controllers guarantees accurate and reliable measurements. Drift-free performance is assured by "field proven" electronics, including automatic DC offset compensation and highly accurate drive voltage.
Since Temperature Compensation is at the heart of accurate water measurement, all Myron L Monitor/controllers feature a highly refined and precise TC circuit. This feature perfectly matches the water temperature coefficient as it changes. All models are corrected to 25°C. The TC may be disabled to conform with USP requirements.
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Benefits of Myron L Water Quality Monitor System Controllers
- Ensures Water Quality
- Built-in electronic calibration allows for fast quality checks.
- A push-to-test button makes setpoint checks easy, while the internal alarm set discourages unauthorized adjustments.
- Standard on all controller models is a heavy-duty, 10-amp output relay, operating on either increasing or decreasing readings. Bright green/red LEDs indicate readings above or below setpoint.
- Digital and Analog 750 Series II models have an IP65/NEMA 4X water-resistant & corrosion-proof rated enclosure. At 152 x 122 mm/6 x 4.8 in., all models are suitable for panel, bench or surface mounting.
- Affordable
- Ease of Operation
- Low Maintenance
Details
Myron L 750 Series Resistivity Monitors/Controllers
Model No. |
Monitors |
Range |
Display |
Function |
751II-11 |
Resistivity |
0-20 Megohm |
Analog Meter |
Monitor Only |
751II-13 |
Resistivity |
0-5 Megohm |
Analog Meter |
Monitor Only |
752II-11 |
Resistivity |
0-20 Megohm |
Analog Meter |
Monitor & Controller |
752II-13 |
Resistivity |
0-5 Megohm |
Analog Meter |
Monitor & Controller |
753II-11 |
Resistivity |
0-20 Megohm |
Digital |
Monitor & Controller |
753II-13 |
Resistivity |
0-5 Megohm |
Digital |
Monitor & Controller |
754II-11 |
Resistivity |
0-20 Megohm |
Digital |
Monitor Only |
754II-13 |
Resistivity |
0-5 Megohm |
Digital |
Monitor Only |
CS10 |
Sensor for Resistivity Monitors- Polypropylene – 0.05 cell const. |
Myron L 750 Series Condutivity/TDS Monitors/Controllers
Model No. |
Monitors |
Range |
Display |
Function |
756II-111 |
EC (Electrical Conductivity) |
0-50 µS |
Analog Meter |
Monitor Only |
756II-113 |
EC (Electrical Conductivity) |
0-100 µS |
Analog Meter |
Monitor Only |
757II-111 |
EC (Electrical Conductivity) |
0-50 µS |
Analog Meter |
Monitor & Controller |
757II-113 |
EC (Electrical Conductivity) |
0-100 µS |
Analog Meter |
Monitor & Controller |
758II-111 |
EC (Electrical Conductivity) |
0-50 µS |
Digital |
Monitor & Controller |
758II-113 |
EC (Electrical Conductivity) |
0-100 µS |
Digital |
Monitor & Controller |
758II-119 |
EC (Electrical Conductivity) |
0-1000 µS |
Digital |
Monitor & Controller |
759II-111 |
EC (Electrical Conductivity) |
0-50 µS |
Digital |
Monitor Only |
759II-113 |
EC (Electrical Conductivity) |
0-100 µS |
Digital |
Monitor Only |
756II-110 |
TDS (Total Dissolved Solids) |
0-20 ppm |
Analog Meter |
Monitor Only |
756II-112 |
TDS (Total Dissolved Solids) |
0-50 ppm |
Analog Meter |
Monitor Only |
765II-114 |
TDS (Total Dissolved Solids) |
0-100 ppm |
Analog Meter |
Monitor Only |
765II-116 |
TDS (Total Dissolved Solids) |
0-200 ppm |
Analog Meter |
Monitor Only |
756II-120 |
TDS (Total Dissolved Solids) |
0-1000 ppm |
Analog Meter |
Monitor Only |
757II-110 |
TDS (Total Dissolved Solids) |
0-20 ppm |
Analog Meter |
Monitor & Controller |
757II-112 |
TDS (Total Dissolved Solids) |
0-50 ppm |
Analog Meter |
Monitor & Controller |
757II-116 |
TDS (Total Dissolved Solids) |
0-200 ppm |
Analog Meter |
Monitor & Controller |
757II-118 |
TDS (Total Dissolved Solids) |
0-500 ppm |
Analog Meter |
Monitor & Controller |
757II-120 |
TDS (Total Dissolved Solids) |
0-1000 ppm |
Analog Meter |
Monitor & Controller |
758II-110 |
TDS (Total Dissolved Solids) |
0-20 ppm |
Digital |
Monitor & Controller |
758II-112 |
TDS (Total Dissolved Solids) |
0-50 ppm |
Digital |
Monitor & Controller |
758II-114 |
TDS (Total Dissolved Solids) |
0-100 ppm |
Digital |
Monitor & Controller |
758II-114-4A |
TDS (Total Dissolved Solids) |
0-100 ppm |
Digital |
Monitor & Controller |
758II-116 |
TDS (Total Dissolved Solids) |
0-200 ppm |
Digital |
Monitor & Controller |
758II-120 |
TDS (Total Dissolved Solids) |
0-1000 ppm |
Digital |
Monitor & Controller |
758II-120-4A |
TDS (Total Dissolved Solids) |
0-1000 ppm |
Digital |
Monitor & Controller |
758II-122 |
TDS (Total Dissolved Solids) |
0-2000 ppm |
Digital |
Monitor & Controller |
759II-110 |
TDS (Total Dissolved Solids) |
0-20 ppm |
Digital |
Monitor Only |
759II-112 |
TDS (Total Dissolved Solids) |
0-50 ppm |
Digital |
Monitor Only |
759II-120 |
TDS (Total Dissolved Solids) |
0-1000 ppm |
Digital |
Monitor Only |
Sensors for Myron L 750 Series Monitors/Controllers
All Myron-L monitors and controllers require a sensor (sold separately). Recommended sensors for most applications are listed in the table below. View the “Sensor Selection Guide” in the Literature tab for additional sensor options.
Sensor Model No. |
For Monitor/ Controller Type |
Description |
CS10 |
Resistivity |
Polypropylene – 0.05 Cell Constant |
CS51 |
Conductivity & TDS |
Polypropylene – 1.0 Constant for use between 0-10 and 0-20,000. Includes temperature sensor for ATC. Modular polypropylene bushing. |
Myron L Analog Monitor System Controller |
Myron L Digital Monitor System Controller |
Myron LCS10 Resistivity Sensor |
Features
Myron L 750 Series Water Quality Monitor Features
- 34 Conductivity/TDS ranges: 0- 1 microsiemens/ppm to 0-200 millisiemens/ppt
7 Resistivity ranges from 0-200 Kilohms to 0-20 Megohms-cm - Choice of 3½ digit display or analog meter
- Automatic temperature compensation to 77°F (25°C )
- Isolated 0-10 VDC Recorder Output standard
- IP65/NEMA 4X water resistant and corrosion proof enclosure
- Built-in electronic calibration
- Single set point/alarm standard
- Adjustable setpoint hysteresis
- Solid State 24 VDC Output
- 10 amp relay operates on choice of increasing or decreasing reading
- LEDs show "above/below" Alarm/control status
- Push-to-test set point check
- Internal set point discourages unauthorized adjustment
- Selectable 115/230 VAC
- Reliable, easily installed sensors
- CE Certified
- Made in USA
Applications
Applications for TDS/Conductivity Monitor System Controllers:
|
Applications for Resistivity Monitor System Controllers:
|
Parts
Myron L 750 Series Options
- Second Alarm/control Module
- 4-20 mA Isolated Output
- Piezo Electric Alarm
- 3½ or 4½ Digit Backlit Display
- Temperature Module
- 24 VAC Isolated Power Supply
- 24 VDC Isolated Power Supply
Related Water Quality Monitoring Products
Literature
- Myron L 750 Series II Resistivity Monitor/Controllers Data Sheet
- Myron L 750 Series II TDS/Conductivity Monitor/Controllers Data Sheet
- Myron L 750II Sensor Selection Guide
- Myron L 750II Range Selection Guide
- Myron L Resistivity Sensor #CS10 Data Sheet
- Myron L TDS/Conductivity Sensor #CS51 Data Sheet
- Myron L 750 Series II Controllers Operating Manual
- AMI Commercial Components Catalog
Contact us
for a quote or for any additional information
or call us at 1.800.321.9321