Development and production of these products has been canceled.
Gas-Volume Conversion Device ELCOR-2 is a measuring instrument intended for gas volume conversion under operating conditions to volume under standard conditions.
The information about flow-through gas volume is scanned via impulse gas meter outputs, the temperature and gas pressure are measured by digital transducers. Gas compresibility degree is calculated by a device according to the routine methods or any constant value is used.
Electronic datalogger DATCOM-2 is device which is determined for temperature and pressure measuring. DATCOM-2 may have 4 as the case may be 6temperature and pressure sensors.
MicroELCOR-2 is battery gas volume conversion device with option of external power supply.MicroELCOR-2 performs conversion of gas volume at measurement conditions to volume at base conditions based on measured operational pressure and temperature.
For calculation of compressibility can be used fixed compressibility, methods AGA NX19, AGA NX19 mod, SGERG 88, AGA 8-G1 or AGA 8-G2.
Impulse sensor IS-09 complements gas meter RPT 3 with low frequency non-potential impulse output used for gas-volume conversion devices. The principle of impulse sensor is fastening and unfastening reeds relay in magnetic field with cyclically variable intensity.
Limit switch KS 06 is designed to be used for slam-shut safety valves to signal interruption of operating medium supply caused by closing of a slam-shut safety valve.
Electronic Datalogger DATCOM is a battery powered device intended for measurement and recording the time behaviour of physical quantities. This device is fed from an internal battery with long service life and there is also enabled the connection of external source.
Note:Production of the device was ended.
ELCOR-94 is battery powered electronic corrector, converting the gas volume to be flown through gas meter to referential conditions of pressure and temperature. For natural gas calculates the gas compressibility degree according to ČSN 38 5510. Measured values of temperature, pressure and operating volume and calculated values of standardised volume are stored into device memory.
Infrared communication head HIE-01 is intended for data transmission between personal computer and gas-volume conversion device ELCOR-94, µ-ELCOR or datalogger DATCOM. This is produced in accordance with norm ČSN EN 61107.
Head is connected to serial port RS232C of computer, from which is simultaneously fed. It is produced for communication speed up to 9600 Bd.
The module DATCOM-S1 ensures communication of a personal computer (PC type) or a modem with data recorders DATCOM and gas volume converters of the types ELCOR-94 and µ-ELCOR.
The module DATCOM-S2 is a simplified version of the module DATCOM-S1. It ensures communication of a personal computer (PC type) or a modem with the data recorders DATCOM and gas converters of the type …
System DATCOM-RTU is intended for monitoring technological processes, transferring recorded data to superior system, watching limiting values, and transferring alarm reports by calling to superior system and regulating slow processes (max.0,5Hz). This system is also constructed for measuring signals coming from hazardous area, while some of its modules can be directly placed in this area.
Communication line module SIO
Module serves for connecting devices with serial communication into system. In modules can be programmed conversion from strange protocol to Modbus used by internal busbar. Available is cache memory for buffering.
Module of communication exciter COM
Module is intended for transformation communication signals of system busbar from level TTL to RS-485 and vice versa. Controlling transformation direction is automatic; module recognizes itself, if it should transfer TTL to RS-485 or vice versa.
µ-ELCOR is a battery powered electronic conversion device. Gas volume measured by gas meter at the operating conditions is converted in the device to the volume of gas under referential conditions of pressure and temperature.
Measured values of operating volume and calculated values of normed volume are stored into memory of device.
Intrinsically safe circuit JBO-01 is designed for transformation of input voltage to intrinsically safe binary output. Primarily is intended for reading presence of network voltage for adjustment of other voltage signals for the purpose of connection to binary and impulse inputs of electronic datalogger DATCOM.
Digital inputs and outputs module DIO-8 (DIO-8/IS)
Module DIO-8 is intended for evaluation of binary or impulse input signals and generation binary or impulse output signals. During reading impulse signals, module counts number of pulses and evaluates its growth for time unit (flow, frequency). NF impulse inputs and outputs and states of counters are backed-up with lithium battery for case of disconnection…
Analogue outputs module AO-2
Module is mounted by two current outputs 4-20 mA. Both outputs are galvanically separated from system busbar and from each other. For feeding of outputs is in module mounted converter, which is also galvanically separated from outputs and from system busbar.
Backup module DATCOM-Z1, this module provides the power supply of communication circuits of DATCOM-K1 module in case of the mains power failure, in order to communicate in such situation with an end device, such as for example datalogger DATCOM or gas-volume corrector ELCOR-94.
Analogue inputs module AI-7 (AI-7/A) Two variants.
In standard variant AI-7 module serves for measuring unified analogue signals (voltage, current and resistance), primarily from transducers of other producers.
In variant AI-7/A is module intended for measuring signals from…
Central unit CPU
Module CPU is main element of the whole system, it conducts collection of measured data from other modules and digital transducers and its storage. It communicates with superior system via serial interface RS-232 (9 pole connector on the front panel) or RS-485 (terminal on front panel of module), during communication via module DISP makes use of optical…
Back-up module UPS
Module UPS serves for backing-up supply voltage for system modules and for communication devices (modem…). For feeding of other devices (for instance external sensors) is back-up supply voltage also brought to module terminal.
Intrinsically safe source module ISS
Module ISS is in system DATCOM-RTU mounted only on the basis of securing inexplosiveness requirement, concretely type of protection “Intrinsic safety” (EEx ia).