645-15 | Dwyer | 645-15 +/-25 PSID W/W XMTR
645-15 | Dwyer | 645-15 +/-25 PSID W/W XMTR is backordered and will ship as soon as it is back in stock.
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        645-15 | Dwyer | 645-15 +/-25 PSID W/W XMTR
Description
Series 645 Wet/Wet Differential Pressure Transmitters are designed for use with compatible gases and liquids which can be applied to both the pressure and reference ports. Quick response capacitance sensor delivers a 4 to 20 mA output signal proportional to differential pressure with ±.25 Percentage accuracy. The Series 645 transmitters are ideal for process control, filter condition monitoring, refrigeration equipment, pump speed control, HVAC equipment, and liquid level measurement. For ease of installation and maintenance, order optional 3-valve manifold assembly. Bleed ports allow for total elimination of air in the line and pressure cavities.
Product Specifications
| Name | Value | 
|---|---|
| Accuracy | +/-0.25% F.S. | 
| Category | Pressure | 
| Data Sheet | Download | 
| Display name 1 | Data Sheet | 
| Display name 2 | Installation Instructions | 
| Display type | No Display | 
| Features and benefits | Pressure Limits: (High Side) 1 to 5 psi: 20 x FS, 10 to 25 psi: 10 x FS, 50 psi: 5 x FS, 100 psi: 2.5 x FS; (Low Side) 2.5 x FS | Temperature Limits: Operating: 0 to 175 deg F (-22 to 80 deg C); Storage: -65 to 260 deg F (-54 to 126 deg C) | Wetted Materials: 17-4 PH Stainless Steel, 300 Series Stainless Steel, Fluoroelastomer and Silicone O-Rings and Bleed Screw Seals | Thermal Effects: (Includes Zero and Span) ±0.02 Percentage FS/deg F, 30 to 150 deg F (-1 to 65 deg C) | Service: Compatible Gases or Liquids on Both Pressure and Reference Sides | Application: Process Control, Filter Monitoring, Refrigeration Equipment, Pump Speed Control, HVAC Equipment, Liquid Level Measurement | Accuracy: ±0.25 Percentage FS (RSS) | Response Time: 30 to 50 Milliseconds | Optional 3-Way Valve Manifold Supports Simplifying Installation or Removal of Transmitter without Interrupting Process | Versatile, high-accuracy device for liquid or gas supports designs requiring more precise measurements in support of application | 
| Mount type | Process Connection | 
| Output | 4 to 20 mA, 2-Wire | 
| P21 delete flag | false | 
| Product category | Control Valves & Actuators | 
| Range | 25 psid | 
| Restricted class id | NULL | 
| Restricted item | false | 
| Series | Dwyer | 
| Short desc | Dwyer, Wet/Wet Differential Pressure Transmitter, Range +/-25 psid 645-15 | 
| Supplier part number | 645-15 | 
| Ultra store sync us | Yes | 
| Vendor active | Y | 
Features and Benefits
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