Diaphragm gas meter with electronic index and integrated EVC
picoELCOR-2
Highlights
§ All-in-one solution
§ Integrated PTZ volume conversion
§ High accuracy and stability of measurement
§ Embedded modem - 2G or 4G (Cat1 or NB)
§ Magnetic field resistant
§ MID and ATEX approved
§ Designed for hazardous area ZONE 1
§ Pulse output
§ Long battery life
§ Sizes G10, G16, G25
picoELCOR-2 is a SMART diaphragm gas meter which Rotating movement is scanned by tamper proof optical
integrates the electronic index, volume conversion, element. This optical element ensures maximum
datalogger and GPRS or LTE modem with mechanical protection against an external magnetic fields helping to
diaphragm gas meter body. eliminate tampering of the meter.
Solid mechanical design, proven technology and use The base volume is calculated on the basis of precise
of the latest low power microprocessor technology with measurement of the pressure, temperature and using
high processing power brings to customer guarantee of conversion formula. Pressure and temperature transducer
smooth functioning and space for future software and is integrated into the gas meter body.
hardware extensions. The electronic index with LCD display, controlled by two
The volume measurement principle is based on measuring button keypad (accessible after opening of the front cover)
of gas flowing through mechanical units. Each unit has four gives the information about measured volume and offers
measuring chambers, separated by synthetic diaphragms. user friendly interface to the customer for reading of data.
The mechanical movement is transfered via gears The integrated battery powered GPRS or LTE modem
to a crankshaft moving the valves. transfers the collected data via cellular network. The LTE
modem is available in variants LTE-Cat1 and LTE-Cat NB.
Power supply is realized by two separate lithium batteries
Generation
4 you (EVC battery and modem battery) enabling to power
the device for up to 15 years (metrological part).
Technical specifications
General
Protection class IP 65 (EN60529)
Working temperature -25°C to +55°C
Control panel 2 button keypad shielded by the front cover
Display Alphanumeric multisegment LCD with icons, always ON
Measuring temperature range -25°C to +55°C
Measuring pressure range 0.8 -1.6 bar (absolute)
Total accuracy (MPE) 1.5 %
Communication interface optical interface (IEC 62056-21)
modem GPRS or LTE-Cat 1 or LTE-Cat NB
Digital outputs 1 digital output - pulse, binary or analog output
(CLO module is required for the analog output 4-20mA)
Battery power supply (metrology) 1x lithium battery (D cell), SAFT LS33600
battery life >15 years in defined conditions
Battery power supply (modem) GPRS: HBL-03 or HBL-03U lithium battery pack (SAFT LS33600), up to 8 years battery life
LTE Cat 1: HBL-04U lithium battery pack (SAFT LS26500), up to 5 years battery life
LTE Cat NB: 1x or 2x SAFT LS 17500 (A cell), up to 7 or 12 years battery life
Metrological type approval MID
2014/32/EU, EN 1359, EN 12405-01 TCM 143/22-5864
ATEX approval 2014/34/EU FTZÚ 22 ATEX 0047X
Classification (EN 60079-0, EN Ex II -/2 G IIB T4
60079-11, EN 13463-1, EN 13463-5) Ex II -/2 G IIB T3 (modem LTE Cat1)
Flow rates
Qmin [m3/h] Qmax [m3/h]
V [dm3]
operating conditions = base conditions
picoELCOR-2 G10 0.1 16 6 (5.6)
picoELCOR-2 G16 0.16 25 6 (5.6)
picoELCOR-2 G25 0.25 40 12 (11.2)
Dimensions and weight
Dimensions [mm]
Weight [kg]
A B C D E
picoELCOR-2 G10 280 393 345 92 252 6.9
picoELCOR-2 G16 280 393 345 92 252 6.9
picoELCOR-2 G25 335 456 361 141 352 11.2
Connection
DN Thread
picoELCOR-2 25 1 1/4¨
G10 40 2¨
picoELCOR v.2 (v.3)
40 2¨
G16
picoELCOR v.2 (v.3)
G25 50 2 1/2¨
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