Hello anyone,Is there any radio paging interface from ericsson that we can interface to MD110? What board is
required & the paging unit receiver? Thanks in advance.
I'm searching for info about the contactor for a long time.
I know, it's offtopic. But can you explain me when it was built and how it does receive "alarm" ?
The first version of the Contactor 9000 system was developed in the middle of the eighties and was later expanded to an alphanumeric system. Production ceased around 1997.
Basically the system consisted of some kind of central equipments; an operator console or a CPU board. Then peripheral equipments link E&M interfaces, alarm modules ESPA interfaces etc etc were connect via RS485 datalinks to the central equipment.
Radio transmitters (LF/HF/UHF) were connected to the central equipment.
All programming was done from the central equipment.
The system was very reliable and nice to work with.
Doctors in hospitals, guards and other staff personnel in factories, schools, nursing homes, prisons, local fire brigades etc etc.
Typical article codes for the Contact 9000 pagers were PY8205, PY8206, PY8208 and PY8209.
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