The GSM range of hands free and handset telephones, as manufactured by DAC Limited, address this issue perfectly.
Easy to install, designed to operate as stand-alone telephones in even the harshest environments. Available options include completely self sufficient unit with a battery charged via a solar panel. These GSM Telephones have been designed to operate with minimal power requirements < 4mA. The provision of call mimic dial tone and confidence tones ensures the user is presented with a familiar situation whilst possibly distressed due to an emergency.
Additionally these GSM Telephones are fully programmable, remotely via SMS, and will report on critical failures such as low power. Designed to be shipped complete to site ready to operate, with the only requirement being the insertion of an appropriate network SIM card. Perfect for many applications where an economical and reliable solution is required.
RA708 telephone instruments are fully contained within a corrosion resistant cast aluminium weatherproof case with a self-closing door providing complete protection against dust and moisture ingress, resulting in a highly reliable product with a long MTBF. They are designed for use by the railways, power stations, the armed services and heavy industry which require very reliable telephony under adverse conditions.
The unique robust handset is manufactured from moulded polyurethane and designed specifically to withstand arduous use in all environments, it can be fitted with an armoured cord, if required, to provide additional resistance to vandalism or heavy industrial use.
Powdercoat finish available in Yellow or Grey, durable and resistant to discolouration yet easily cleaned. Telephones can be wall mounted, side of pole mounted or, by utilising specific bracket, top of pole mounted. Installation is simple and quick via M20 cable glands on to fast-fit connectors which are accessed without the need for dismantling the telephone body.