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2-Wire HART 7 Temperature Transmitter - 6437D

Application

  • Temperature measurement of a wide range of TC and RTD types.
  • Conversion of wide span linear resistance and potentiometer inputs to 4...20 mA.
  • Conversion of bipolar mV signals to 4...20 mA.
  • Integration into asset management schemes.
  • Critical applications requiring superior accuracy and/or sensor redundancy and drift detection.
Technical characteristics
  • True dual input transmitter, accepts the widest range of dual input combinations.
  • Sensor redundancy - output automatically switches to secondary sensor in event of primary sensor failure, maintaining uptime.
  • Sensor drift detection - alerts when sensor differential exceeds user-defined limits, for maintenance optimization.
  • Dynamic variable mapping for process data in addition to the primary variable e.g. dual input features such as average, differential and min./max. tracking.
  • Groundbreaking digital and analog signal accuracy over full input span and ambient conditions.
  • Extensive sensor matching including Callendar Van Dusen and custom linearizations.
  • Programmable input limits with runtime metering ensure maximum process traceability and sensor out of range protection.
  • IEC 61508 : 2010 full assessment up to SIL 3 together with enhanced EMC Functional Safety testing to IEC 61236-3-1.
  • 6437xxSx is suitable for the use in systems up to Performance Level “d” according to ISO-13849.
  • Meets NAMUR NE21, NE43, NE44, NE89 and NE107 compliant diagnostics information.
Mounting / installation / programming
  • DIN rail mounting with up to 84 inputs per meter.
  • Configuration via PReset using PR5909 Loop Link / HART modem, or by Asset Management tool (e.g. Pactware, AMS, HART communicator).
  • The 6437D can be mounted in zone 0, 1, 2 and zone 20, 21, 22 including M1 / Class I, Division 1, Groups A, B, C, D.

Availability: In stock
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Specification

2-Wire HART 7 Temperature Transmitter - 6437D

Environmental Conditions:-

Operating temperature:

-50°C to +85°C (standard) -40°C to +80°C (SIL)

Storage temperature:

-50°C to +85°C

Calibration temperature:

23...25°C

Relative humidity:

<99% RH (non-cond.)

Protection degree:

IP20

Mechanical specifications:-

Dimensions (HxWxD):

109 x 23.5 x 104 mm

Weight (single input / dual input):

150 g / 160 g

Wire size:

0.13...2.08 mm2 AWG 26...14 stranded wire

DIN rail type:

DIN EN 60715/35 mm

Screw terminal torque:

0.5 Nm

Vibration:

IEC 60068-2-6

2...25 Hz:

±1.6 mm

25...100 Hz:

±4 g

Common specifications:-

Response time:-

Response time: 70 ms

Programmable damping: 0...60s

Polarity protection: All inputs and outputs

Warm-up time: <5 min.

Start-up time: <2.75 s

Programming: Loop Link & HART

Write protection: Jumper or software

Signal / noise ratio: >60 dB

Long-term stability, better than: ±0.05% of span / year (±0.18% of span / 5 years)

Signal dynamics, input: 24 bit

Signal dynamics, output: 18 bit

Effect of supply voltage change: <0.005% of span / VDC

Accuracy: See manual for details

EMC immunity influence: <±0.1% of span

Extended EMC immunity: NAMUR

NE21, A criterion, burst: < ±1%

Supply:-

Supply voltage: 7.5*...30** VDC

Power dissipation, per channel: = 850 mW

Additional min. supply voltage when using test terminals: 0.8 V

Min. load resistance at >37 V supply: (Vsupply – 37) / 23 mA

Isolation voltage

Isolation voltage, test / working: 2.5 kVAC / 42 VAC

Input specifications:-

RTD Input:-

RTD type: Pt10...10000, Ni10...10000, Cu5...1000

Basic accuracy, e.g. Pt100: =±0.04°C

Cable resistance per wire: 50 O (max.)

Effect of sensor cable resistance (3-/4-wire): <0.002 O/O

Sensor current: <0.15 mA

Sensor error detection: None, Shorted, Broken, Shorted or Broken

TC Input:-

Thermocouple type: B, E, J, K, L, N, R, S, T, U, W3, W5, LR

Basic accuracy, e.g. TC K: = ±0.25°C

Cold junction compensation (CJC): Constant, internal or external via a Pt100 or Ni100 sensor

Sensor error detection: None, Shorted, Broken, Shorted or Broken

Linear resistance input:-

Measurement range / min. range(span): 0 O...100 k O/25O

Cable resistance per wire (max.): 50 O

Sensor current: <0.15 mA

Sensor error detection: None, Broken

Potentiometer input:-

Potentiometer min....max: 10 O...100 kO

Cable resistance per wire(max.): 50 O

Sensor current: <0.15 mA

Sensor error detection: None, Shorted, Broken, Shorted or Broken

mV input:-

Measurement range: -800...+800 mV (bipolar)

Measurement range: -100 to 1700 mV

Min. measurement range (span): 2.5 mV

Input resistance: 10 MO

Sensor error detection: None, Broken

Output specifications:-

Common output specifications:-

Normal range, programmable: 3.8...20.5 / 20.5...3.8 mA

Extended range (output limits), programmable: 3.5...23 / 23...3.5 mA

Basic accuracy: = ±1.6 µA (0.01% of full output span)

Updating time: 10 ms

Load (@ current output): = (Vsupply -7.5)/0.023 [O]

Load stability: < 0.01% of span / 100 O

Sensor error indication: Programmable 3.5…23 mA

NAMUR NE 43 Upscale/Downscale: >21 mA / < 3.6 mA

HART protocol revisions: HART 7 and HART 5

Approvals:-

ATEX: DEKRA 16ATEX0047X

IECEx: IECEx DEK. 16.0029X

CSA: CSA 16.70066266

c FM us: FM16US0287X / FM16CA0146X

INMETRO: DEKRA 16.0008 X

NEPSI: GYJ18.1057X

EAC Ex: RU C-DK.GB.98.V.00192

EU RO MR Type Approval: MRA0000023

SIL: SIL 2 / SIL 3 certified & fully assessed acc. to IEC 61508

Observed authority requirements:-

EMC: 2014/30/EU

ATEX: 2014/34/EU

RoHS: 2011/65/EU

EAC: TR-CU 020/2011

EAC Ex: TR-CU 012/2011

NB:-

*/ **: See manual for details

Resources

Technical Data-Sheet

2-Wire HART 7 Temperature Transmitter - 6437D

PR ELECTRONICS 6437D_18939_US.pdf

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Technical Data-Sheet

2-Wire HART 7 Temperature Transmitter - 6437D

PR ELECTRONICS 6437v102_MANUAL.pdf

download-icon

Technical Data-Sheet

2-Wire HART 7 Temperature Transmitter - 6437D

PR ELECTRONICS 6437D_18939_US.pdf

download-icon

Technical Data-Sheet

2-Wire HART 7 Temperature Transmitter - 6437D

PR ELECTRONICS 6437v102_MANUAL.pdf

download-icon

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