temperature transmitter model hpt - electro-meters transmitter model hpt the conax model hpt is a...

Temperature Transmitter

Model HPTThe Conax Model HPT is a low cost, 2-wire, non-isolatedtemperature transmitter for RTD sensors, and is designedto fit in our popular T11 model terminal head.

The HPT housing has a removable base allowing access to the electronics for the purpose of temperaturerange changes, which are easily accomplished withplug-in resistors.

Specifications

Output SPAN 4-20mA, limiting @ <28mA

Input RTD - 100Ω, 2 or 3 wire connection

Input Span RTD: 20°C min., 500°C max.

Burnout Detection Upscale, Standard

Supply Voltage 8-38 VDC polarity protected

Maximum Load Rmax = (V supply - 8V)÷ 20 mA

Ambient Temp. -20°C to +70°C

Humidity 0-95% RH, non-condensing

Linearity RTD: Better than ±.05% of SPAN referred to sensor temperature

Stability (for both ZERO and SPAN) RTD (100°C SPAN): .03% of SPAN/°C

All specifications are subject to change without notice.

Dimensions & Electrical ConnectionsDimensions are in inches (mm)

1.73(44)

Model: HPT – RTD– (32-500) – F

Ordering Information

Measurement Range

Units (°F or °C)

1.30(33)

1.10(28).71

.300 (7.6)

.165 (4.2)

With Weatherproof, Cast Aluminum Head: Add Prefix: – T11

Example of complete Assembly with Sensor: RTD43W3-SS25-T11HPT -(32-500 F) -12.00”

(RTD)

2300 Walden AvenueBuffalo, New York 14225FAX: 716-684-7433 • Phone: 716-684-4500Toll free in the USA at 1-800-223-2389www.conaxbuffalo.com • e-mail: [email protected]

European OfficePO Box 91BOGNOR REGIS PO22 7JB, EnglandFAX: +44 (0) 1243 587799 • Phone: +44 (0) 1243 587878e-mail: [email protected]

For more information call Conax Buffalo Technologies at: 1-800-223-2389

Represented By:

™

Temperature TransmitterHART® Smart Isolated 2-Wire Transmitter –Signal Transmission the Smart Way

Model HSTThe Conax Model HST HART® Smart Isolated 2-Wire Transmitterfeatures universal input capability in 3 variations to accept mostof today’s process parameters: Thermocouples, RTDs, DcmV,Potentiometers, Resistance Sensors, DcmA, DCV, AC Amps,Frequency and Pulse.

Model HST is fully software driven and all input parameters areprogrammable. An external hand-held programmer, an integraltransmitter mounted programmer, or HART protocol hand-heldenables on site calibration, and indication of process parameters.

Other features of the Model HST include high precisionlinearization for thermocouple and RTD sensor inputs, inverseoutput capability, variable input signal damping, sensorbreakdown indication, full display scaling capability, auto-zeroinput, and more.

Heavy duty metal case construction and carefully designed inputand output circuitry ensures a high degree of protection fromadverse environmental conditions to maximize RFI/EMI immunity.

Optional features include LCD display with integralprogrammer, hand-held programmer, and explosion-proofenclosure: CL I, GRPS B, C, D

CL II, GRPS E, F, & GCL III Type 4X

General Specifications

Inputs TC - Types E, J, K, T, R, S, N, B, C.RTD - 2, 3, and 4-wire Pt-100, (DIN & NIST curves) Pt-200,Ni-100, Cu-10 and other RTDs.DC mV ±120.00mV input SPAN.Potentiometers - 100Ω to 20KΩ.Resistance - 2, 3, and 4-wire 0 to 600Ω.Optional: DCmA, DCV.Optional: AC-Volts, AC-Amps, Frequency/Pulse.

Minimum Range None. Limited only by signal quality.

Digital Resolution >17 bits

Outputs 4-20mA isolated analog current loop, or Digital communication,HART® protocol.

Supply 12-45 VDC (@ no load). Reverse polarity protected.

Display (optional) 8x1 Character LCD indicator for programming anddisplay of input and output parameters and status.

General Specifications continue on inside cover.HART® Smart Communications Protocol Specification is a trademark of Rosemount, Inc.

Analog Output Resolution 0.025% of SPAN (±4µA)

Analog Output (D/A) Linearity ±0.025% of SPAN

Digital Sensor Linearization <±0.02°C for Pt-100 RTD<±0.1°C for thermocouples

Cold Junction Compensation Automatically corrected to within <±0.3°C for all T/C types

Temperature Stability Zero: <±0.003%/°C of SPANSpan: <±0.005%/°C of SPAN

Supply Voltage Effect: <±0.001% per volt

Calibration Automatic. Unit includes all of the calibration parameters. Itperforms periodic “ZERO”, “SPAN”, self-test, and autocalibration. No field calibration is required.


Operating Conditions -20°C to +70°C. 0-95% RH, non-condensing

Storage Temperature -55°C to +125°C

Turn-On Time Within 4 seconds to rated response

Response Time 0.5 seconds to 99% of reading (2 updates per second).

Damping Factor Programmable 0.0 to 32.0 seconds

Long Term Stability Better than ±0.1% of SPAN for 6 months

Isolation 800 VDC or peak AC

RFI/EMI Immunity Tested per SAMA PMC 33.1C from 20 to 1000 MHz and for fieldstrength up to 30 V/m.

C.M.R.R. >120db DC to 60 Hz

Enclosure Extruded, anodized aluminum

Dimensions 3.00” x 2.44” x 2.46”3.00” x 2.44” x 3.00” (with programmer/display)(Hockey-puck housing. Suitable for mounting inside3.5” diameter explosion-proof enclosures.

Performance Specifications

General Specifications, cont…

THERMOCOUPLE

POTENTIOMETER

DC MV

4-WIRE RTD

3-WIRE RTD

2-WIRE RTD

LOOP WIRING

OPTIONAL MAGNETICSWITCHES FORPROGRAMING THRU XPENCLOSURE’S WINDOW.

(76.2)3.00

IHST

HST

PROGRAMMINGPORT

(62)2.44

Input-Wiring Diagram

Optional Programmerwith Display

Physical Dimensions & Electrical ConnectionsDimensions are in inches (mm)

(62.5)2.46

(76.2)3.00

(49)1.93

OPTIONAL PROGRAMMER WITH DISPLAY

35mm DIN RAIL

DIN RAIL ADAPTER

2.75” SNAP TRACK

Transmitter MountingArrangement



HARTPROGRAMMER

(REMOTE)

POWER SUPPLY

BELL 202MODEM PLC / PC

Sample Loop showing the HST withboth Analog and Digital Devices.


Represented By:

Physical Dimensions & Electrical ConnectionsDimensions are in inches (mm)

Hand Held Programmer

(70)2.75

x (29mm)1.14 Thick

(123)4.84

Model: HST - 01 - H - K


01-T/C, RTD, mV, POT, RES

02-DCmV, DCmA, DC Volt

03- AC Volt/AMP/FREQ/Pulse

A - Standard 4-20mA Output

H - HART® + Analog Output

Integral Display Option

K - Integral Programmer/Display

R - Programmer + Reed Contacts

™

Temperature Transmitters

Model DRT2-T/C & DRT4-T/CThe Conax Model DRT2-T/C and DRT4-T/C are compact,DIN rail mounted transmitters for any thermocouple type.The units provide an output which is linear with respect tothe thermocouple sensor’s mV input.

The units are powered by standard industrial looppowered supply and provide a 4-20mA current loopoutput on a 2-wire transmitter system (DRT2-T/C) or any standard current or voltage output on a 4-wire system (DRT4-T/C).

Specifications

Input Any Thermocouple type

Input Span 5mV Min.(20mV for rated accuracy)

Output (DRT2-T/C) 2-Wire Current loop 4-20mA(DRT4-T/C) 4-Wire 0...1...4...20mA

0...1...2...5...10V

Linearity 0.02% of SPAN(Ref. to mV input)

Burnout Detection Upscale, Standard

Reference Junction 1.0°C max. error over 0-50°C of operating ambient temp.

Stability (20mV input) Zero: 1mV/°C or 0.01% of SPAN/°C

Power Supply Range 24 VDC ±20%, polarity protected

Adjustments ±25% on both ZERO and SPAN

Operating Temperature -20°C to 70°C (0°F to 160°F)

Mounting DIN rail 35 mm


Dimensions & Electrical ConnectionsDimensions are in inches (mm)

DIN Rail (35 mm)

2.56(65)

2.12(54)

Loop powered

TC-J(0-350)F

TC-K(800-1200)C

(4-20) mA

DRT2-T/C DRT4-T/C

(0-10) V

2.34(60)

0.94(24)

1 2 3 4 1 2 3 4

5 6 7 8 5 6 7 8

1 2 3 4

+–

PowerOutputSignal

1 2 3 4

+ – + –

DRT2-T/C DRT4-T/C

Model: DRT2 – K– (32-500) – F – (4-20)mA


2 = Loop Powered4 = Four Wire

Thermocouple Type

Measurement Range

Units (°F or °C)

Output RangeDRT2-T/C: 4-20mADRT4-T/C: V or mA

Output Units

CurrentMonitor

Thermocouple Input




Represented By:

™

Temperature Transmitters

Model DRT2-RTD & DRT4-RTDThe Conax Model DRT2-RTD and DRT4-RTD arecompact, DIN rail mounted transmitters for 2, 3, and 4 wire RTD sensors. The output is linear with respect to the sensor's temperature. The 4-wire input circuitryprovides near perfect compensation for the effect oflong leadwire resistance.

The units are powered by standard industrial looppower supply and provide a 4-20mA output on a 2-wiretransmitter system (DRT2-RTD) or any standard currentor voltage output on a 4-wire system (DRT4-RTD).

Specifications

Input Pt-100, 2, 3, or 4-wire RTD.Other Pt, Ni, NiFe, Cu RTDs, available

Input Temp Range -200°C (-328°F) to +850°C (1562°F)

Input Span 20°C Min. to 800°C Max.

Output (DRT2-RTD) 2-Wire Current loop 4-20mA(DRT4-RTD) 4-Wire 0...1...4...10...20mA

0...1...2...6...10V

Linearity Better than 0.1%, referred to the sensor's actual temperature

Lead Wire Error (4-Wire) Negligible, for 4-Wire sensors(3-Wire) Better than 100:1 compensation

Temperature Stability <±0.01% of range/°F (100°C SPAN)

Power Supply Range 24 VDC ±20%, polarity protected

Adjustments ±25% on both ZERO and SPAN

Operating Temperature -20°C to 70°C (0°F to 160°F)

Mounting DIN rail 35 mm


Model: DRT2 – RTD – 3 – (32-500) – F – (4-20)mA

Dimensions & Electrical Connections


2 = Loop Powered4 = Four Wire

No. of Wires of RTD

Measurement Range

Units (°F or °C)

Output RangeDRT2-RTD: 4-20mADRT4-RTD: V or mA

Output Units

Dimensions are in inches (mm)

DIN Rail (35 mm)

2.56(65)

2.12(54)

Loop powered

Pt-100(0-350)F

Pt-100(0-100)C

(4-20) mA

DRT2-RTD DRT4-RTD

(0-10) V

RTD Input

2.34(60)

0.94(24)

1 2 3 4 1 2 3 4

5 6 7 8 5 6 7 8

1 2 3 4

+

PowerOutputSignal

1 2 3 4

+ – + –

DRT2-RTD DRT4-RTD

–

CurrentMonitor




Represented By:

™

Temperature Tr a n s m i t t e r

PC Programmable DIN Rail Tr a n s m i t t e rModel PDT- 4 0 0The Conax Model PDT-400 is a slim DIN railmount programmable 2-wire transmitter, featuringa state-of-the-art microprocessor-based design that enables full configuration with user friendlyconfiguration software.

Standard Features

• Full featured and highly accurate

• No power supply needed to program

• User-friendly software provides complete programmability of sensor type and input range

• Linearized 4-20mA current loop output for sensor input

• 2000 Volts I/O isolation

• RFI/EMI protected, marked

• Custom linearization in minutes

• Dual sensor input capability


TM

1-800-223-2389 www.conaxbuffalo.com

2300 Walden Av e n u eB u ff a l o , New York 14225

FA X : 716-684-7433 • Phone: 7 1 6 - 6 8 4 - 4 5 0 0Toll free in the USA at 1-800-223-2389

e-mail: [email protected]

European Off i c ePO Box 91BOGNOR REGIS PO22 7JB, E n g l a n dFA X : +44 1243 773050 • Phone: +44 1243 784060e-mail: [email protected]

ISO certification refers to Buffalo location.

©2002 Conax Buffalo Technologies Bulletin 6022 6/02 5M

C o n f i g u r a t i o n

S p e c i f i c a t i o n s

All input types and range parameters are easilyconfigurable with user-friendly technology. No powersupply is required for programming. The PA - 4 0 0programming adapter and the graphic user interfacesoftware operate under Wi n d o w s® o p e r a t i n gsystems through the PC’s RS232 serial port.

INPUT CONFIGURAT I O N S

Thermocouples Most standard types and allspecial types using customerdefined tables andpolynomials.

RTD 2, 3, and 4 wire, Pt-100, Ni-110 and other RTDs.Includes Callandar-Van-Dusen adaptation and customsensors linearization with userdefined tables andpolynomials.

G E N E R A L S P E C I F I C AT I O N S

Minimum Range 2 mV. Limited mostly by inputsignal quality.

Output 4-20mA isolated looppowered.

Supply Voltage 9-40 VDC (@ no load).Reverse polarity protected.

Maximum Load Rmax = (Vsupply - 9V) ÷20mA.

Operating Temperature -40˚ to +85˚C (-40˚F to185˚F).

Storage Temperature -55˚C to +125˚C (-67˚F to257˚F)

Humidity 0-95% RH, non condensing.

Response Time 0.3 seconds, to 90% of input.(>3 updates per second).

Damping Factors Programmable 0.0 to 64.0seconds, to 0 - 120% of inputrange, using softwareinterface.

PERFORMANCE SPECIFICAT I O N S

Output Resolution 0.015% of span (2.5µA).

Output (D/A) Linearity Better than 0.02% of output span.

Sensor Linearization Better than 0.1˚C for RTDs.Better than 0.2˚C for T/Cs.

Cold Junction Automatic to within ±0.7˚CCompensation for all T/C.

Temperature Stability 0.015%/˚C combined ZEROand SPAN.

Supply Voltage Effect <±0.003% per Volt.

Calibration Automatic. Unit includes allof the calibration parameters.It performs periodic “zero”,“span”, self-test, and autocalibration.

Input Linearity Better than 0.01% of span(mV input).

Accuracy RTD 0.1˚C typicalT/C 0.3˚C typical


Model: TRANSMITTER, PDT- 4 0 0Programming Adapter (RS232) Model: PA-400Windows® is a registered trademark of Microsoft Corporation.

For more information call Conax Buff a l oTechnologies at: 1-8 00- 223 -23 8 9

Represented By:

™

Stability Better than ± 0.1% of spanfor 12 months.

I/O Isolation 2000 VDC or peak AC.

RFI Protection <1% effect of span at 20-1000 MHz and at field strength of 20V/m.

marked.

w w w. c o n a x b u f falo.com • www. p a r t s d r aw e r. c o m

Wall mount temperature sensors provideh i g h ly accurate measurement of room airt e m p e r ature in industrial workspaces andc o m m e r c i a l , industrial or ap a r t m e n tb u i l d i n g s . The RTD sensor is housed in anattractive enclosure that offers very stab l er e a d i n g s . These units submit input toreadouts and HVAC controls, and whencombined with a data logging device, c a nprovide a history for validation of roomambient temperat u r e s . Wall mountt e m p e r ature sensors are ideal for cleanr o o m s , close tolerance machining centers, c a l i b r at i o n / m e t r o l o gyl ab o r atories and medical lab o r at o r i e s . The assembly field-mounts onto astandard single-gang electrical conduit box.

Model WM1 sensor is a high accuracy, encapsulated, platinum,100Ω @ 0˚ C, ±0.3˚ C, 0.00385 Ω/Ω/˚C coefficient RTD. Increasedsensor accuracy of ±0.1˚ C is also offered.

Model WM2 sensor with Model HPTfixed range transmitter offers a 4-20mAoutput with an accuracy of 0.1% of SPAN typical, supply voltage 8-38 VDC,polarity protected. Typical room ambienttemperature range is preset at 40˚ F to90˚ F (4.4˚ C to 32.2˚ C).

Model WM3 sensor with Model PTH-400p r o gr a m m able transmitter features as t ate-of-the-art microprocessor designt h at enables full configuration with aW i n d o w s®-based PC and user- f r i e n d ly

software. This model offers a 4-20mA current loop output with anaccuracy of 0.1˚ C typical. Typical room ambient temperature range ispreset at 40˚ F to 90˚ F (4.4˚ C to 32.2˚ C). Programmable features allowthe operator to change upon demand the upper and lower roomtemperature points (zero/span).

Room Ambient Temperature Monitoring

For more information call : 1 - 8 0 0 - 2 2 3 - 2 3 8 9 • e-mail : c o n a x b u f @ c o n a x b u f fa l o . c o m • visit our website: w w w. c o n a x b u f fa l o . c o m

™

Progressive Description Example: W M 3 - 4 3 W 3 ( 0 / 1 0 0 F )

Model

WM1Probe only with terminal strip

WM2With HPT fixed rangetransmitter

WM3With PTH-400 programmable transmitter

RTD Probe

43 - 100Ω RTD at 0˚ C

86 - 200Ω RTD at 0˚ C(Available on WM1 and WM3)

215 - 500Ω RTD at0˚ C (Available on WM1 only)

430 - 1000Ω RTD at 0˚ C (Available onWM1 only)

SensorAccuracy

W - Class B(±0.3˚ C @ 0˚ C)

V - 1/3 Class B(±0.1˚ C @ 0˚ C.Available for RTDProbe 43 only)

Configuration

3 - 3-wire

TransmitterRange

Required fortypes WM2 and WM3 only

Note:Minimumspan of HPT is36˚ F (20˚ C)

Unit

˚F

˚C(Required for typesWM2 and WM3)

/

WA L L MO U N T TE M P E R AT U R E SE N S O R

Pressure and Vacuum Sealing AssembliesConax manufactures a complete line of pressure/vacuumcompression sealing glands for wires and probes. A wide rangeof standard products and virtually unlimited customized designsare available, all featuring the Conax-developed "soft sealant"t e c h n o l o gy. This technology offers unequalled adap t ability to meetthe application needs of any industry. Request Catalog 5001A.

Temperature TransmittersConax Buffalo offers a variety of types of temperature transmittersincluding fixed range, isolated or non-isolated transmitters in hockeypuck or DIN-rail styles; and programmable models in hockey puck,DIN-rail or Hart Smart protocol models. Request Bulletin #C505-19.

Temperature Sensor AssembliesConax temperature sensor assemblies feature a widevariety of termination heads, sheath materials,mounting styles, and accessories to meet the requirements of industrialthermocouple and RTD temperature sensing applications. Every Conax sensordelivers rugged, reliable service and precision performance. Request Bulletin #6002.

High Temperature Thermocouple Assemblies

Conax Buffalo High Temperature Thermocouple Assemblies are specially designed for durability and reliability in high temperature applications to 4200º F (2315º C). Such applications generallyinvolve oxidizing, reducing, inert gas or contamination atmospheres thatchallenge the life of the thermocouple. Request Bulletin #6008.

ThermowellsProper selection of thermowells for the protection of your sensor assemblies in harsh environments can be a challenge in itself. Conax’sdetailed thermowell catalog will guide you throughthe appropriate sizing and selection of our extensiverange of thermowells. Request Catalog W-898-D.

2300 Walden Av e n u eB u ff a l o , New York 14225

FA X : 716-684-7433 • Phone: 7 1 6 - 6 8 4 - 4 5 0 01-800-223-2389

e-mail:[email protected]

™

European Off i c ePO Box 91BOGNOR REGIS PO22 7JB, E n g l a n dFA X : +44 1243 773050 • Phone: +44 1243 784060e-mail:[email protected]

Conax Buffalo Technologies is a registered trademark of Conax Buffalo Technologies.Windows is a registered trademark of Microsoft Corporation.• ISO certification refers to Buffalo location.

©2002 Conax Buffalo Technologies Bulletin 6020 6/02 5M

Call Conax Buffalo today at 1-800-223-2389!

w w w. c o n a x b u f falo.com • www. p a r t s d r aw e r. c o m

Conax Buffalo is leading the way in the

development of engineered solutions

for today ’s challenging ap p l i c ations in

t e m p e r ature sensing and pressure/

vacuum sealing. Our technical design

and development staff has set

e n gineering standards in these areas

for more than 40 years. To d ay we

manufacture more than 100,000

standard assemblies in our stat e - o f -

the-art production facilities. In most

c a s e s , our wide variety of off - t h e -

shelf designs can be combined to

meet the needs of your ap p l i c at i o n .

For those truly unique requirements,

our engineers are ready to put their

years of experience to work to

design the perfect solution for your

ap p l i c at i o n . M a ny of our custom

designs have now become industry

s t a n d a r d s . For further info r m ation on

a ny of our industrial products or to

request the literature listed below, c a l l

8 0 0 - 2 2 3 - 2 3 8 9, visit the Literat u r e

Selector section of our website at

w w w. c o n a x b u f fa l o . c o m, or e-mail

us at l i t r e q u e s t @ c o n a x b u f fa l o . c o m.

RE L AT E D PR O D U C T S AVA I L A B L E FR O M CO N A X BU F FA L O TE C H N O L O G I E S

temperature transmitter model hpt - electro-meters transmitter model hpt the conax model hpt is a...

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