GM35- CO, CO2, H2O, N2O

Overview

Technical Specifications

• GM35 system

   

  Measured values	CO, CO2, H2O, N2O
  Performance-tested measurands	CO, CO2, H2O
  Measurement principles	Gas filter correlation, Interference filter correlation
  Measuring ranges CO 0 … 180 ppm / 0 … 20,000 ppm CO2 0 … 22.5 Vol.-% / 0 … 100 Vol.-% H2O 0 … 25 Vol.-% / 0 … 100 Vol.-% N2O 0 … 60 ppm / 0 … 2,500 ppm Measuring ranges refer to 1 m measuring path Measuring ranges depend on application and device version
  Certified measuring ranges CO 0 … 75 mg/m³ / 0 … 2,000 mg/m³ CO2 0 … 15 Vol.-% H2O 0 … 25 Vol.-% Cross-duct and GMP version are type approved
  Zero point drift ± 2 %: relative to measuring range end value
  Reference point drift ± 2 %: within the maintenance interval, relative to measuring range full scale
  Ambient temperature –40 °C … +55 °C Temperature change maximum ±10 °C/h
  Storage temperature –40 °C … +55 °C
  Ambient humidity ≤ 96 % Relative humidity, bedewing of optical surfaces not permitted
  Conformities	Approved for plants requiring approval 2001/80/EC (13. BImSchV) 2000/76/EC (17. BImSchV) 27.BImSchV TA-Luft (Prevention of Air Pollution) EN 15267 EN 14181 MCERTS
  Electrical safety	CE
  Enclosure rating IP65 / NEMA 4x
  Operation	Menu-driven operation via separate control unit
  Model	Cross-duct version Measuring probe version
  Test functions	Automatic check cycle for zero and span point

• Sender/receiver unit

   

  Description	Analyzer unit of the measuring system
  Enclosure rating IP65 / NEMA 4x
  Dimensions (W x H x D) 291 mm x 527 mm x 529 mm
  Weight 29 kg
  Power supply Voltage 115 V AC / 230 V AC Frequency 48 … 62 Hz Power consumption ≤ 350 W

• Open measuring probe (GMP)

   

  Description	Measuring probe in open design with integrated purge air control system
  Process temperature ≤ +430 °C With N2O measurement max. 180 °C
  Process pressure ≤ 120 hPa Depending on purge air supply
  Process gas velocity ≤ 40 m/s
  Dust load ≤ 3 g/m³
  Dimensions (W x H x D) See dimensional drawings
  Weight 25 kg
  Material in contact with media	Stainless steel 1.4571, stainless steel 1.4539
  Auxiliary gas connections
  Integrated components	Pressure sensor PT1000 temperature sensor

• Gas-testable measuring probe (GPP)

   

  Description	Measuring probe with gas permeable filter element for adjustment with test gas
  Process temperature ≤ +430 °C With N2O measurement max. 180 °C
  Process pressure ≤ 250 hPa Depending on purge air supply
  Process gas velocity ≤ 40 m/s
  Dust load ≤ 30 g/m³
  Dimensions (W x H x D) See dimensional drawings
  Weight 45 kg
  Material in contact with media	Stainless steel 1.4571, stainless steel 1.4539, ceramics, PTFE
  Power supply Voltage 115 V AC / 230 V AC Frequency 50 Hz / 60 Hz Power consumption ≤ 150 W
  Auxiliary gas connections
  Integrated components	Pressure sensor PT1000 temperature sensor

• Reflector unit

   

  Description	Reflector unit with hollow triple reflector
  Process temperature ≤ +500 °C With N2O measurement max. 180 °C
  Process pressure Depending on purge air supply
  Dimensions (W x H x D) 291 mm x 280 mm x 161 mm
  Weight 1.5 kg

• GM35 evaluation unit, steel sheet enclosure

   

  Description	The evaluation unit serves as the user interface and is responsible for data processing and output as well as control and monitoring functions.
  Enclosure rating IP65 / NEMA 4x
  Analog outputs	3 outputs: 0/4 … 20 mA, 500 Ω Electrically isolated
  Analog inputs	1 input: 0 … 20 mA, 100 Ω
  Digital outputs	3 relay contacts: + 48 V AC, 1 A, 60 W / 48 V DC, 1 A, 30 W Preset for failure, maintenance and functional control
  Digital inputs	3 inputs: + 24 V
  Serial ✔ Type of fieldbus integration RS-232 Function Proprietary service interface, connection to SOPAS ET software
  CAN bus ✔ Function Internal system bus
  Indication LC display Status LEDs: “Power”, “Maintenance” and “Failure”
  Input	Arrow keys Functional keys
  Operation	Menu-driven operation via LC-display and membrane keyboard
  Model	Steel sheet enclosure
  Dimensions (W x H x D) 200 mm x 346 mm x 97.5 mm
  Weight 3 kg
  Power supply Voltage 115 V / 230 V Frequency 50 Hz / 60 Hz Power consumption ≤ 50 W

• GM35 AWE evaluation unit, cast metal enclosure

   

  Description	The evaluation unit serves as the user interface and is responsible for data processing and output as well as control and monitoring functions.
  Enclosure rating IP67
  Analog outputs	3 outputs: 0/4 … 20 mA, 500 Ω Electrically isolated
  Analog inputs	1 input: 0 … 20 mA, 100 Ω
  Digital outputs	3 relay contacts: + 48 V AC, 1 A, 60 W / 48 V DC, 1 A, 30 W Preset for failure, maintenance and functional control
  Digital inputs	3 inputs: + 24 V
  Serial ✔ Type of fieldbus integration RS-232 Function Proprietary service interface, connection to SOPAS ET software
  CAN bus Function Internal system bus
  Indication LC display Status LEDs: “Power”, “Maintenance” and “Failure”
  Input	Arrow keys Functional keys
  Operation	Menu-driven operation via LC-display and membrane keyboard
  Model	Cast metal enclosure
  Dimensions (W x H x D) 289 mm x 370 mm x 138 mm
  Weight 3 kg
  Power supply Voltage 115 V / 230 V Frequency 50 Hz / 60 Hz Power consumption ≤ 50 W

• Connection unit

   

  Description	To lengthen the internal CAN-Bus connection with cable provided by the customer
  Dimensions (W x H x D) 125 mm x 103 mm x 57 mm
  Weight 3 kg

• Purge air fixture, sender/receiver unit

   

  Description	Fixture to flanges with connections for purge air and external cabelling
  Dimensions (W x H x D) 320.9 mm x 360 mm x 220 mm
  Weight 7 kg
  Auxiliary gas connections
  Integrated components	PT1000 temperature sensor Pressure sensor

• Purge air fixture, reflector unit

   

  Description	Fixture to flanges with connections for purge air and external cabelling
  Dimensions (W x H x D) 320.9 mm x 360 mm x 220 mm
  Weight 7 kg
  Auxiliary gas connections

• SLV4-2 purge air unit, 2BH1300, 3-ph

   

  Description	Unit to provide dust-free air for flushing of optical surfaces
  Gas flow rate 38 m³/h … 63 m³/h At 30 hPa counter pressure, depending on low pressure inside the filter
  Ambient temperature –40 °C … +55 °C
  Enclosure rating IP54
  Dimensions (W x H x D) 550 mm x 550 mm x 258 mm For details see dimensional drawings
  Weight 18 kg
  Power supply Three-phase current Δ: 200 … 240 V, 50 Hz, 2,6 A, 400 W Y: 345 … 415 V, 50 Hz, 1,5 A, 400 W Δ: 200 … 275 V, 60 Hz, 2,6 A, 500 W Y: 380 … 480 V, 60 Hz, 1,5 A, 500 W Δ: 270 … 330 V, 50 Hz, 2,0 A, 400 W Y: 465 … 570 V, 50 Hz, 1,16 A, 400 W Δ: 290 … 360 V, 60 Hz, 2,1 A, 500 W Y: 500 … 600 V, 60 Hz, 1,26 A, 500 W Δ: 230 V, 50 Hz, 2,7 A, 370 W Δ: 115 V, 60 Hz, 3,0 A, 450 W Δ: 220 … 270 V, 50 Hz, 2,5 A, 400 W Y: 380 … 465 V, 50 Hz, 1,45 A, 400 W Δ: 240 … 290 V, 60 Hz, 2,6 A, 500 W Y: 415 … 500 V, 60 Hz, 1,55 A, 500 W
  Auxiliary gas connections Purge air 40 mm
  Test functions	Pressure switch (switching point –35 hPa)
  Integrated components	2-step air filter, type Europiclon, dust capacity 200 g