The telephone set explosion-proof TASH1-11A with push-button dialer is designed to provide telephone communication in networks built on the basis of the barrier intrinsically safe type BIT10 at enterprises with explosive conditions category IIA, IIB and IIC. The telephone set fulfils the following functions: 1) telephone conversation; 2) dialing the number of the subscriber on the PBX line using an electronic dialer in pulse and tone modes; 3) Receiving a call from the PBX line through the barrier BIT10; 4) 10 programmable numbers for speed dialling; 5) Setting the timeout of the lifted handset.
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