LGD: Gas Analyzer for Ammonia/NH3

Tunable Laser Diode Spectroscopy TDLS

Laser Gas Detector LGD

Type

Tunable Laser Diode Spectroscopy TDLS Laser Gas Detector LGD

EU7

compact device for NH3 measurement for EURO 7

All in one

integrated heated sampling system

Plug and Play

quick setup, simple operation

Calibration

automatic quality checks according EU7 with automatic generated protocol NH3 loss detection, T90, Hang-up, ANR…

Flexible usage

stationary (Test bed) and mobile (PEMS) Standard interfaces: LAN (AK), CAN (dbc)

Benefits

Low Hang-up-effects

Features / description

• compact solution for ammonia measuring with filter and pump for EU7
• stand alone operation or integration in automation system (LAN/AK or CAN/dbc)
• measuring component ammonia gas with customized ranges up to 3000 ppm
• continuous heated sampling system up to 190 °C
• heated filtration with glass fiber surface
• all parts with contact to the sample gas are made of passivated stainless steel, PFA and FPM to reduce hang-up and surface effects
• integrated zero gas and span gas switching module for automatic adjustment
• purge of gas cell with N2 or ambient air at standby, flow <0.5 l/min
• comprehensive quality checks in touch with XCU (External Check Unit) with automatic protocol (pdf): · accuracy, noise, repeatability (ANR) · NH3 Loss Detection · drift · leakage · response time · linearity
• integrated temperature controller for internal oven and one or two heated lines (24 V)
• cross-sensitivity to H2O included, no other cross-sensitivities
• measured values long-term stable
• manifold applications: test bench (230 VAC), mobile operation on the street (24 VDC)
• combinable with existing PEMS
• T20 OLED Display with touch key integrated

Layouts

• A5235: with self-priming membrane pump, no compressed air necessary, flow range 2..3 l/min
• A5269: with additional integrated pressure regulator (6764-00847) for high inlet pressure up to 3 bar, pressure autonomous measuring inlet
• A5291: with ejector pump for quick repsonse time, flow up to 8 l/min, pressure air necessary

Technical data

• measure component NH3 / H2O
• sampling rate 1 Hz
• cross-sensitivity <2 % at measuring point to H2O, no other cross-sensitivities
• accuracy NH3 <2 % rel. deviation at measuring point
• lower detection limit 0.5 ppm, corresponding to EURO 7
• repeatability <0.35 % at measuring point
• drift <1,5 % of range per 24 hours (range 100 ppm or higher)
• linearity <2 % at measuring point
• response time T90 1..2 sec dependent on flow
• volume measure cell 15 ml (1 Hz @ 0,9 l/min)
• laser path length 400 mm
• interfaces LAN (AK) and CAN (dbc, INCA, CANalyzer, Vector)
• internal valve switching for test gas and zero gas with Quick Connect plugs
• quality checks in touch with XCU (External Check Unit)
• T23 OLED Display with touch key integrated
• power supply 22..28 VDC or 115 / 230 VAC, 50 / 60 Hz, uninterruptible change between DC and AC
• power consumption typical 120 VA, max. 300 VA while heat-up
• compact dimensions W 241 mm (half 19") x D 400 x H 178 mm (4 RU), weight 13.5 kg

Accessories

• XCU External Check Unit for quality checks
• qbook software for visualization, control and quality checks
• XERO software for visualization and control
• VEX:gui display with control buttons and graphic
• analog out for measuring values
• MGL heated sample tube, 24 V, PFA, length 1 m / 1,5 m / 2 m
• special passivated NH3 sample probe

Service, maintenance and repair of LGD and other Amium devices

• directly from the manufacturer Amium
• service done by qualified service technicians and engineers from Amium
• fast troubleshooting and support from the product developers and programmers

Key aspect of Amium service

• free of charge telephone support during normal business hours
• free of charge online remote access
  • fast error diagnosis and if possible troubleshooting
• software support and updates
  • short response times from our headquarter in Walchsee, Austria and from the branch office in Besigheim, Germany
  • fault diagnosis
  • repairs
  • fast device replacement to minimize downtimes
• frequently service presence on site
  • highly motivated and flexible team
  • planned maintenance by qualified employees
  • short-term repairs and troubleshooting with quick response time
• resident service
  • if needed resident service on site
  • flexibly or daily, depending on requirements
• maintenance contracts and framework agreements
  • definition of maintenance scopes
  • defined maintenance plans for regular maintenance
  • prices and conditions for work and spare parts could be defined in framework agreements for easy commissioning