Product details
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Model 1575e - Water Treatment Controller
Cooling Tower Installation

Features & Benefits
Key Features
Control & Programming
- Heavy-duty stainless steel domed numeric keypad with illuminated display
- Easy programming with tactile steel domed switches
- LED indicators for power, alarm and relay status
- Plain English, intuitive menu interface
Input/Output Capabilities
- Two water meter inputs
- Two drum switch inputs
- Conductivity input
- Flow switch input
- 4-20 mA output and input
- Three relay outputs for scheduled chemical feeds
Installation & Design
- Removable power cord and receptacles
- Simple conduit installations
- Large open shallow enclosure for easy wiring
- Single circuit board design
- Ball valve delay feature for motorized valve control
Advanced Monitoring
- 4-20 mA transmitter compatibility for:
- Remote conductivity
- Makeup conductivity
- pH and ORP measurements
- Pressure monitoring
- Flow rate tracking
- Traced chemistry control
- Field-installable transmitter option
Benefits
Versatility & Reliability
- Compatible with multiple applications:
- Boiler systems
- Cooling towers
- Condensate processing
- Enhanced reliability through single circuit design
- All features included as standard:
- 4-20 mA output
- Feed schedule clock
- No additional options needed
Dimensional drawings
Alternate configurations
| SKU | Description | List price | - |
|---|---|---|---|
| LWI-1229239 | 1229239 | 1575e Controller - Cooling Tower, Boiler, & Process - Controller Only | $1,543.71 | |
| LWI-1229241 | 1229241 | 1575e Controller - Cooling Tower - Conductivity Sensor - Flow Switch w/ Left Exit | $2,148.50 | |
| LWI-1229242 | 1229242 | 1575e Controller - Cooling Tower - Conductivity Sensor - Flow Switch w/ Left Exit - Mounted | $2,384.43 | |
| LWI-1229243 | 1229243 | 1575e Controller - Boiler - SR2 Conductivity Sensor - PLKT 1/2 inch Plumbing Kit | $2,878.80 | |
| LWI-1229244 | 1229244 | 1575e Controller - Boiler - SR2 Conductivity Sensor - 3/4 inch Union + Orifice Plates | $2,278.80 | |
| LWI-1229245 | 1229245 | 1575e Controller - Boiler - SR2 Conductivity Sensor - 1/2 inch Union + Orifice Plates | $2,287.43 | |
| LWI-1230563 | 1230563 | 1575e Controller - Cooling Tower - Conductivity Sensor - Flow Switch w/ Right Exit | $2,148.50 | |
| LWI-1269004 | 1229004 | 1575e Controller - Boiler - SR2 Conductivity Sensor - PL5 1/2 inch Plumbing Kit for Cycle Sample | $2,414.37 | |
| LWI-1269333 | 1269333 | 1575e Controller - Cooling Tower - Conductivity & pH Sensors - Flow Switch w/ Left Exit - Mounted | $4,071.86 | |
| LWI-1269338 | 1269338 | 1575e Controller - Cooling Tower - Conductivity & Fluorometer - Flow Switch w/ Left Exit - Mounted | $6,580.80 | |
| LWI-1269339 | 1269339 | 1575e Controller - Cooling Tower - Conductivity & Cycles of Concentration - Flow Switch & Tee - Mounted | $3,939.60 | |
| LWI-1269409 | 1269409 | 1575e Controller - Cooling Tower - Conductivity & ORP Sensors - Flow Switch w/ Left Exit - Mounted | $3,877.84 | |
| LWI-1269417 | 1269417 | 1575e Controller - Cooling Tower - Conductivity Sensor - Flow Switch w/ Right Exit - Mounted | $2,384.43 |
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