- Highly user configurable; any Mega_Link unit can operate as either a basestation or an outstation or an outstation repeater.
- Mega_Link can be ordered fitted with combinations of the following interface modules:
- 458MHz UHF radio, up to 15km range depending on topography and aerial system
- 869MHz UHF radio, up to 8km range depending on topography and aerial system
- GSM/GPRS modem
- V23 modem for leased line or private wire
- External modem; e.g. ADSL, Fibre Optics, Satellite
- The plant I/O interfaces are compatible with a wide range of digital & analogue instruments and equipment such as volt-free contacts, depth transducers, flow meters and electrical switchgear etc.
- 8 Digital Inputs (volt-free contact)
- 8 Digital Outputs (relay contact)
- 2 Analogue Inputs (fully isolated, 0…20mA), with a regulated 12Vdc transducer supply
- 2 Analogue Outputs (0…20mA)
- The standard plant I/O interfaces are expandable to add a further 256 physical inputs and outputs for larger system applications, using a range of Mega_Link expansion modules,.
- Power supply, options include;
- Internal 110/240Vac mains supply (with battery backup)
- 12Vdc or 24Vdc
- Internal alkaline batteries
- DIN rail mounted for fitment in existing equipment racks or Churchill Controls can supply Mega_Link along with expansion modules ready built into a range of standard IP67 enclosures for quick and easy installation.
- We also supply a full range of aerials, downlead cables, masts, poles and all associated mounting hardware.
- Please contact Churchill Controls for a radio path survey service and advice during selection of the optimal aerial configurations for your application and installation sites.
Mega_Link
Our flagship Radio Telemetry & Control communication device with a modular platform
Overview
Mega_Link is a low-cost and versatile telemetry & control communication system.
It is used for passing two-way instrumentation, measurement & control data between industrial plant and equipment located either locally or distributed over wider geographical areas.
Features
Advanced Features
- Space for 2nd interface module to support Dual Comms operation for applications requiring extra resilience.
- RS232/RS485 port for interface to PLC and SCADA equipment using industry standard fieldbus protocols.
- Digital and analogue exception reporting for alerting change of conditions past pre-determined thresholds.
- Variable scan update rate and PowerSave mode for extended low-power battery and solar panel operation.
- Outstations can also be configured to operate in a repeater mode to relay two-way radio communications over extended distances and overcome otherwise challenging geographical features and locations.
- Versatile and user configurable; communications failure, battery condition and RSSI monitoring functions.
- Built-in colour LCD display and joystick user interface for easy monitoring of status and operation.
- USB programming port for connection to Windows based PC or tablet running GUI software for setting up system configurations, data routing tables, detailed status monitoring and diagnostics etc.
Product Numbering
The Mega_Link part number is in the format 7600-a b c d
The choice of in-built power supply is defined by the suffix ‘a’ in the part number:
- a = 1: 12Vdc nominal (4….16Vdc)
- a = 2: 24Vdc nominal (12…36Vdc)
- a = A: AC mains (85…240Vac)
- a = B: Alkaline battery pack (4 x D cells)
The choice of communication interface modules built into COM1 is defined by the suffix ‘b’ in the part number:
- b = 0: None fitted
- b = 4: 458MHz Radio
- b = 8: 869MHz Radio
- b = G: GPRS radio modem
There is a similar choice of optional second communication interface module built into COM2, defined by the suffix ‘c’ in the part number.
Suffix ‘d’ of the part number defines whether or not the LCD colour display and joystick are fitted:
- d = 0: No display
- d = D: Display fitted
COM3 provides an RS232 or RS485 interface and these can be easily connected to third party equipment by using our DB9 – RJ45 Adaptors.
Applications
Churchill Controls is the UK's leading supplier of radio telemetry & control systems that operate as point to point or multi-point to point radio data links.
Clean Water
- Water Treatment Works (WTW)
- Reservoirs
- Service Reservoirs
- Pumping Stations
- Boreholes
- Water Towers
Waste Water
- Waste Water Treatment Works (WwTW)
- Process Monitoring & Control
- Final Settlement Tanks
- Sludge Blanket Monitoring
- Filter-bed Rotational Monitoring
- CSO Monitoring
Environmental
- River Monitoring
- Weirs & Sluice Gate Control
- Drainage Boards, Rainfall & Pump Control
- Irrigation
- Flood Warning
Industrial
- Power Stations
- Chemical Manufacturing Plants
- Petrochemical & Fuel Storage
- Car Plants
- Food Processing Sites
Distilleries, Paper Mills, Boilers & Pipelines
- Water Supply Management
- Boreholes
- Temperature, Pressure, Levels & Flow
Quarries, Landfill and Redundant Mines
- Pump Control
- Perimeter Run-off Monitoring
- Leachate & Gas Monitoring
Large Accommodation Sites
- Hospitals
- Detention Centres
- University Campuses
- MOD/RAF bases
Modules For compatible modules designed to extend the capabilities of this product head over to Mega_Link Expansion Modules.
Downloads
Mega_Link Brochure | Datasheet | – | 3.5mb | ||
Mega_Link User Manual | User Manual | – | 7.8mb | ||
Mega_Link Quick Start Manual | User Manual | – | 666kb | ||
Mega_Link Configuration Tool: DUCX V1.0.23 | Software | Notes | ZIP | 63.6mb | |
Mega_Link Configuration Tool: DUCX V1.0.26 | Software | Notes | ZIP | 63mb | |
USB Driver Installation | – | 470kb |
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