Prism™ PI linear on/off sanitary diaphragm valve controller
Compact and highly reliable integrated discrete linear valve controller
The Neles Prism PI was designed for corrosive process environments, attaches directly to sanitary diaphragm and angle valves. This rugged, feature-rich platform offers a full array of communication and switching options, as well as discrete integral pneumatic control for single-acting valve actuator operation.
Screw-on cover enables convenient access without tools
Low profile design minimizes height clearance required above actuator
Sealed electronics module protects against contamination, shock and vibration
Intelligent position sensor automatically adjusts dead band based on stroke length
- Rapid access with screw-on cover
- Rugged enclosure is made of high strength, corrosion-resistant polycarbonate.
- Push button open and closed settings
- LED light bar display
- Compact, low profile design
- Sealed electronics module with intelligent high accuracy position solid state sensor
- Integral solenoid valve
- DeviceNet with Wireless Link
- Push button open and closed settings are made conveniently and quickly. (Remote setting may be possible with AS-Interface unit)
- Bright LED light bar prominently displays valve open, valve closed and solenoid status
| PI33: | Universal voltage switching and solenoid |
| PI45: | Namur sensors (7-24 VDC) |
| Communication options: | AS-Interface and DeviceNet |
| Temperature range: | up to -0 °C … +50 °C |
| Material: | Polycarbonate |
| Flow capacity: | 0.2 Cv |
| Hazardous area approvals: | Ex n, Ex ia (for complete list see technical bulletin) |
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