Reliable gas chromatography results with the EnCal 3000

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Honeywell Elster EnCal 3000 is a gas chromatograph analyzer specially designed for natural gas energy measurements. This state-of-the-art analyzer uses chromatography components based on the latest Micro-Electro-Mechanical Systems (MEMS) and capillary column technique that provides accurate and highly consistent analysis results. The device features a compact, explosion-proof design and includes analytical hardware, stream selection and required electronics for standalone operation.

 

EnCal 3000 Features

  • C6+ within 3 minutes*
  • C9+ within 5 minutes*
  • Repeatability on BTU < 0.005 %
  • Double block and bleed
  • Stream select for 5 streams
  • TCP/IP communication
  • Data storage in accordance with API 21.1 standard
  • IP 66 outdoor housing
  • Calculations in accordance with ISO 6976, GPA 2172 or GOST 22667

* Detailed analysis up to n-C8 (C6+) respectively n-C9 (C9+) including all isomers and other hydrocarbons, no backflush

Encal 3000 Gas Chromatograph Specifications

Technical data
Value
Analytical Hardware
2 parallel isothermal GC modules with narrow-bore capillary column technology in combination with MEMS based analytical components
Analysis Output
Full composition of natural gas up to C6+ or C9+ (option)* Heating value, density, Wobbe index
Gas Composition Range
N2 : 0 – 22 % CH4 : 55 – 100 % CO2 : 0 – 20 % C2H : 0 – 14 % C3 : 0 – 10 % C4 : 0 – 10 % neo-C5 : 0 – 0.25 % C5 : 0 – 0.25 % C6 : 0 – 0.20 % C7 : 0 – 0.10 % C8 : 0 – 0.05 % C9+ : 0 – 0.05 %
Performance
Repeatability < 0.005 % for all calculated properties
Detection limit for C5: 5 ppm
Analysis time: 3 min. for C6+ analysis, 5 min. for C9+ analysis
Ambient Conditions
Temperature: -20°C to +54°C (-5 °F to +130 °F)
Dimensions
Base Ø 37 cm x height 37 cm (Ø 14” x height 14”)
Weight
< 66 lb
Approvals
ATEX II2G E Ex d IIB T4, KEMA 05ATEX2191 FM Class I, Div. 1 Group B,C and D (Pending) IP 66, Vibration and shock test in acc. with IEC 60068-2-31 and 64 EMC according to EN 61000-6-2 and EN 61000-6-4 PTB Metrological Certificate Reference No. PTB-3.31-4016861
Power Supply
24 VDC, 18 W nominal (50 W start-up peak) for non-heated version 24 VDC, 120 W nominal (170 W start-up peak) for heated version (ambient < 32 °F)
Interfaces
Ethernet UTP 10 Base-T for ModBus TCP/IP and PC link (max. distance 330 ft Two RS 232/485 ports for ModBus RTU or ASCII (3 wire connection for both RS232 and 485)
Analyzer
Complete stand-alone operation, including all calculations and generation of report formats, without need for operator intervention. Calculations in acc. with ISO 6976, GPA 2172, GOST 22667 or ASTM D3588
PC Requirements
Windows 2000 or Windows XP professional edition (Service Pack 1 or higher) 1000 MHz processor, 512 MB RAM, CD-rom player, free Ethernet port
Data Logging
History Log: local storage of last 35 days of all analytical data (analysis, events, alarms, averages, last chromatogram, calibration data) in accordance with API Report 21.1 All data can be made available in XML format
Sample Gas Inlets
Input pressure range 30 – 60 PSIG, sample gas must be free from particles and liquid, temperature < 130 °F. Double block and bleed stream selection for up to 5 streams and 1 calibration gas. Integrated fast loop system with bypass fl ow of 0.7- 1.1 scf/hr. (software selectable)
Helium
Quality N5.0, supply pressure 80 ± 7 PSIG, consumption ± 1.0 scf/hr Pressure regulator should contain a safety relief set at 95 PSIG
Calibration Gas
Supply pressure 30-60 PSIG, Consumption ± 1.2 scf/day (at atm. pressure) Composition depending on application

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