www.hvac.vn pressure transmitters the materials included in this compilation are for the use of...

www.hvac.vn

www.hvac.vn

Pressure Transmitters

The materials included in this compilation are for the use of Dwyer Instruments, Inc. potential customers and current employees as a resource only. They may not be reproduced, published, or transmitted electronically for commercial purposes. Furthermore, the Company’s name, likeness, product names, and logos, included within these compilations may not be used without specific,

written prior permission from Dwyer Instruments, Inc. ©Copyright 2014 Dwyer Instruments, Inc.

www.hvac.vn

Overview

TPT628CR

626/628

www.hvac.vn

626/628 - Introduction

Oil filled piezoresistive sensorDesigned for OEM and industrial applicationsAll 316L SS wetted material, no gasketsPressure ranges from 0.5Bar to 550Bar

www.hvac.vn

626/628 - Key Specifications

Accuracy: ±0.25% FS (626); ±1% FS (628)Enclosure: General Purpose or ConduitTemperature Limits: -18 to 85ºC Output Signal: 4 to 20 mA, 0-5, 1-5, 1-6, 0-10, 0.5-4.5 VDCProcess Connections: NPT, BSPT, SAEElectrical Connections: DIN, Conduit, M12, PackardAgency Approvals: CE and FM (for Fire Pump applications)

www.hvac.vn

626/628 – Features

Rugged IP66, 316L stainless steel construction.Highly reliable piezoresistive technology.Multiple configurations to fit individual customer’s requirementsGeneral purpose or conduit enclosure available.LED pressure display available with conduit enclosure.

www.hvac.vn

628CR - Introduction

Thick film ceramic sensing elementStainless Steel IP66 enclosure4-20mA signal outputRanges from 2.5Bar to 40Bar

www.hvac.vn

628CR - Key Specifications

Accuracy: ±1% FS Temperature Limits: -18 to 85ºC Process Connections: ¼” male NPT or BSPTElectrical Connection: Cable or DIN Wetted Materials: Ceramic, fluoroelastomer, 316L SSAgency Approvals: CE

www.hvac.vn

628CR - Features

Economic ceramic sensorDurable IP66 enclosureDesigned to meet or exceed OEM specificationsOptional NIST traceable certificate Can be mounted in any orientation

www.hvac.vn

TPT - Introduction

Silicon piezoresistive sensor technologyRanges from 6.8 to 344 Bar4 to 20 mA or Ratiometric outputStainless Steel IP66 enclosure

www.hvac.vn

TPT - Key Specifications

Accuracy: ±1% FS (RMS)Temperature Limits: -20 to 85ºC Output Signal: 4 to 20 mA or 0.5 to 4.5 VDCProcess Connections: ¼” male NPT Electrical Connection: PackardWetted Materials: 17-4PH SS

www.hvac.vn

TPT - Features

Pressure connection is machined from a solid piece of 17-4PH Stainless Steel. No welds or O-rings. Designed for applications with high shock and vibrationCan withstand 2x span proof pressure and 3x span bust pressure.

www.hvac.vn

Applications

Irrigation System ManufacturersUsed to modulate Variable Frequency Drives (VFD) for constant water pressure

www.hvac.vn

Applications

Compressed Air SystemsMonitors downstream pressure, provides input to VFD and maintain set point

www.hvac.vn

Applications

Automotive test systemsMonitors exhaust and air intake pressures for data collection

www.hvac.vn

Applications

Injection Molding Nozzle and mold pressure monitoring

www.hvac.vn

Application

Reverse OsmosisPressure Transmitters used for VFD controlAlso used for diagnostics of filter membrane & initial backwash

www.hvac.vn

Application

Ready Mix/Construction VehiclesRemote indication of drum hydraulic pressure