Main features & overview

07 w6a

Overview

The M6 series of Gefran, are pressure transmitters for using in High temperature environment and specifically designed for melt pressure measurement and available only to be used in large-scale fixed installations or in large-scale stationary industrial tools, typically extruders, or for laboratory B2B equipments for R&D purposes according to the European Directive 2011/65/EU (see informative note RoHS II).

The M6 Series has an improved digital readout utilizing an extra-large five-digit display.

The M6 Series melt pressure gauge provides reliable, maintenance-free, localized pressure indication.

The small capillary tube filled with a special medium isolates the gauge housing from potential thermal damage.

Description

  • Better than ±0.50% FSO (M) accuracy
  • Economically priced
  • 2 times overload capacity
  • 1/2-20 UNF thread standard, M18x1.5 also available
  • One alarm standard
  • 4-20 mA retransmission standard
  • 15-5 stainless steel diaphragm with Armoloy coating standard (others available upon request)
  • 17-7 PH corrugated diaphragm with TiN (Titanium Nitride) coating for ranges below 100 bar (1500 psi)

Main features & overview

01 hwe hart

Overview

The HME series of Gefran, are pressure transmitters for using in High temperature environment and specifically designed for melt pressure measurement and available only to be used in large-scale fixed installations or in large-scale stationary industrial tools, typically extruders, or for laboratory B2B equipments for R&D purposes according to the European Directive 2011/65/EU (see informative note RoHS II).

The HME series of Gefran are pressure transmitters with HART communication protocol for using in high temperature environment.

The main characteristic of this series is the capability to read temperature of the media up to 400°C.

The constructive principle is based on the hydraulic trasmission of the pressure.

The fluid-filled system assures the temperature stability.

The physical measure is transformed in a electrical measure by means of strain-gauge technology.

Description

  • Pressure ranges from: 0-17 to 0-2000 bar / 0-250 to 0-30000 psi
  • Accuracy: < ±0.25% FSO (H); < ±0.5% FSO (M)
  • Fluid-filled system for temperature stability
  • Mercury filling volume: HME0 (30mm³); HME1, HME2, HME3 (40mm³)
  • 1/2-20UNF, M18x1.5 standard threads; other types available on request
  • Autozero function on board / external option
  • Standard diaphragm is 15-5 PH stainless steel with GTP coating
  • 17-7 PH corrugated diaphragm with GTP coating for ranges below 100 bar-1500 psi

Further versions available on request.

Main features & overview

01 hwe hart

Overview

The HMX series of Gefran, are pressure transmitters for using in High temperature environment and specifically designed for melt pressure measurement and available only to be used in large-scale fixed installations or in large-scale stationary industrial tools, typically extruders, or for laboratory B2B equipments for R&D purposes according to the European Directive 2011/65/EU (see informative note RoHS II).

The HMX series of Gefran are pressure transmitters with HART communication protocol for using in high temperature environment with explosive atmosphere presence.

The main characteristic of this series is the capability to read temperature of the media up to 400°C.

The constructive principle is based on the hydraulic trasmission of the pressure.

The fluid-filled system assures the temperature stability.

The physical measure is transformed in a electrical measure by means of strain-gauge technology.

Description

  • Pressure ranges from: 0-17 a 0-2000 bar/0-250 a 0-30000 psi
  • Extensimetric measurement principle with Wheatstone bridge
  • Accuracy: < ±0.25% FSO (H); < ±0.5% FSO (M)
  • Calibration signal 80% FSO internally generated
  • Protection level: IP65 (6-pin connector)
  • 1/2-20UNF, M18x1.5 standard threads; other types available on request
  • Standard diaphragm is 15-5 PH stainless steel with GTP coating
  • 17-7 PH corrugated stainless steel diaphragm with GTP coating for ranges below 100 bar-1500 psi

Further versions available on request.

Main features & overview

01 m0

Overview

The M0 Series is a melt pressure control system which comes complete with the following items:

  • M3x-6-M-xxxx-1-4-D-000 (melt pressure transducer)
  • 2500-0-0-0-W-0-1 (1/4 DIN pressure controller)
  • C08WLS (25 foot 6-pin cable)
  • SF18 (mounting bracket)

The M0 Series is an excellent solution for those who wish to have the accuracy and stability of a transducer and digital controller at a great price.

Description

Indicator

  • Displays pressure in a 5-digit LED display
  • Auto zero
  • Auto span
  • Auto calibration
  • 4 alarms with adjustable setpoint
  • Touch-type keypad
  • Built-in strain gage bridge excitation
  • Filter for digit stabilization
  • Coded access for user lockout

Transducer

  • Better than ±0.50% accuracy
  • Fluid-filled system for temperature stability
  • 80% output signal for easy calibration
  • 15-5 PH stainless steel diaphragm with GTP coating

Main features & overview

03 m8

Overview

Indicator

  • Economically priced
  • Displays pressure in a 4-digit LED display
  • Auto zero
  • Auto span
  • Auto calibration
  • 2 alarms with adjustable setpoint
  • Touch-type keypad
  • Built-in strain gage bridge excitation
  • Filter for digit stabilization
  • Coded access for user lockout

Transducer

  • Better than ±0.50% accuracy
  • Fluid-filled system for temperature stability
  • 80% output signal for easy calibration
  • 15-5 PH stainless steel diaphragm with GTP coating

Description

The M8 Series is a melt pressure monitoring system which comes complete with the following items:

  • M3x-6-M-xxxx-1-4-D-000 (melt pressure transducer)
  • 40TB-10-RR-R-1-0-1 (1/4 DIN pressure indicator)
  • C08WLS (25 foot 6-pin cable)
  • SF18 (mounting bracket)

The M8 Series is an excellent solution for those who wish to have the accuracy and stability of a transducer and digital indicator at a great price.

Main features & overview

04 m9

Overview

Indicator

  • Economically priced
  • Displays pressure in a 4-digit LED display
  • Auto zero
  • Auto span
  • Auto calibration
  • 2 alarms with adjustable setpoint
  • Touch-type keypad
  • Built-in strain gage bridge excitation
  • Filter for digit stabilization
  • Coded access for user lockout

Transducer

  • Better than ±0.50% accuracy
  • Fluid-filled system for temperature stability
  • 80% output signal for easy calibration
  • 15-5 PH stainless steel diaphragm with GTP coating

Description

The M92 is a melt pressure and temperature monitoring system which comes complete with the following items:

  • M32-6-M-xxxx-1-4-D-000 (melt pressure transducer with type “J” thermocouple)
  • 40TB-10-RR-R-2-0-1 (1/4 DIN pressure and temperature indicator)
  • C08WLS (25 foot 6-pin cable)
  • SF18 (mounting bracket)

The M92 is an excellent solution for those who wish to have the accuracy and stability of a transducer and digital indicator at a great price.

Main features & overview

05 w7

Overview

Indicator

  • Economically priced
  • Displays pressure in a 5-digit LED display
  • Auto zero
  • Auto span
  • Auto calibration
  • 2 alarms with adjustable setpoint
  • Touch-type keypad
  • Built-in strain gage bridge excitation
  • Filter for digit stabilization
  • Coded access for user lockout

Transducer

  • Better than ±0.50% accuracy
  • Fluid-filled system for temperature stability
  • 80% output signal for easy calibration
  • 15-5 PH stainless steel diaphragm with GTP coating

Description

The M7 Series is a melt pressure monitoring system which comes complete with the following items:

  • M3x-6-M-xxxx-1-4-D-000 (melt pressure transducer)
  • 40B-96-5-10-RR-R0-3-0-1 (1/8 DIN pressure indicator)
  • C08WLS (25 foot 6-pin cable)
  • SF18 (mounting bracket)

The M7 Series is an excellent solution for those who wish to have the accuracy and stability of a transducer and digital indicator at a great price.

Main features & overview

08 wo

Overview

The W0 Series is a melt pressure control system which comes complete with the following items:

  • W3x-6-M-xxxx-1-4-D-000 (oil-filled melt pressure transducer)
  • 2500-0-0-0-W-0-1 (pressure controller)
  • C08WLS (25 foot 6-pin cable)
  • SF18 (mounting bracket)

The W0 Series is an excellent solution for those who wish to have the accuracy and stability of a transducer and digital controller at a great price.

Description

Indicator

  • Economically priced
  • Displays pressure in a 5-digit LED display
  • Auto zero
  • Auto span
  • Auto calibration
  • 4 alarms with adjustable setpoint
  • Touch-type keypad
  • Built-in strain gage bridge excitation
  • Filter for digit stabilization
  • Coded access for user lockout

Transducer

  • Better than ±0.50% accuracy
  • Fluid-filled system for temperature stability
  • 80% output signal for easy calibration
  • 17-7 PH stainless steel corrugated diaphragm with GTP coating
  • Oil-fill is FDA approved - meets requirements CFR172.3620 and CFR172.878

Main features & overview

04 m9

Overview

The W92 is a melt pressure and temperature monitoring system which comes complete with the following items:

  • W32-6-M-xxxx-1-4-D-000 (oil-filled melt pressure transducer with type “J” thermocouple)
  • 40TB-10-RR-R-2-0-1 (1/4 DIN pressure and temperature indicator)
  • C08WLS (25 foot 6-pin cable)
  • SF18 (mounting bracket)

The W92 is an excellent solution for those who wish to have the accuracy and stability of a transducer and digital indicator at a great price.

Description

Indicator

  • Economically priced
  • Displays pressure in a 4-digit LED display
  • Auto zero
  • Auto span
  • Auto calibration
  • 2 alarms with adjustable setpoint
  • Touch-type keypad
  • Built-in strain gage bridge excitation
  • Filter for digit stabilization
  • Coded access for user lockout

Transducer

  • Better than ±0.50% accuracy
  • Fluid-filled system for temperature stability
  • 80% output signal for easy calibration
  • 17-7 PH stainless steel corrugated diaphragm with GTP coating
  • Oil-fill is FDA approved - meets requirements CFR172.3620 and CFR172.878

Main features & overview

02 m7

Overview

The W7 Series is a melt pressure monitoring system which comes complete with the following items:

  • W3x-6-M-xxxx-1-4-D-000 (oil-filled melt pressure transducer)
  • 40B-96-5-10-RR-R0-3-0-1 (1/8 DIN pressure indicator)
  • C08WLS (25 foot 6-pin cable)
  • SF18 (mounting bracket)

The W7 Series is an excellent solution for those who wish to have the accuracy and stability of a transducer and digital indicator at a great price.

Description

Indicator

  • Economically priced
  • Displays pressure in a 5-digit LED display
  • Auto zero
  • Auto span
  • Auto calibration
  • 2 alarms with adjustable setpoint
  • Touch-type keypad
  • Built-in strain gage bridge excitation
  • Filter for digit stabilization
  • Coded access for user lockout

Transducer

  • Better than ±0.50% accuracy
  • Fluid-filled system for temperature stability
  • 80% output signal for easy calibration
  • 17-7 PH stainless steel corrugated diaphragm with GTP coating
  • Oil-fill is FDA approved - meets requirements CFR172.3620 and CFR172.878

The new Performance Level ‘c’ versions are the ideal solution for increasing the safety of extruders.

February 20, 2013

The new Performance Level ‘c’ versions are the ideal solution for increasing the safety of extruders.

The Melt pressure filled sensors with an extensimetric technology are today enriched by new versions specifically designed to increase the safety level of machinery imposed by current international standards.

The PL 'c ' series in fact complies with the latest revision of standard EN1114-1 related to the safety requirements of the extruders with the new Performance Level 'c' version whose statement of conformity has been issued by the German certification body TÜV Rheinland.

This version features smart electronics with auto-diagnostics that detects all possible fault conditions. Additional safety is ensured by an integrated relay that changes state in case of over-pressures or passing of the set limit in conformity to the requirements of Namur NE21 and NE43.

The benefits are tangible and immediate: lower risks for operators, higher safety levels for the machinery (i.e. Machinery Directive 2006/42/EC and Standard EN1114-1 compliance) and complete respect of the environment (i.e. the diathermic oil is a Food and Drug Administration approved substance as well as the NaK is a Generally Recognized As Safe substance).

Gefran: the first and the only company today in the market with a comprehensive range of Performance Level ‘c’ Melt pressure transducers.

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