Workers can confront threats from explosive gas or combustible dust, on an oil rig or in an open mine, daily. Safe, reliable communication is absolutely critical in such dangerous environments. That’s where the power and performance of MOTOTRBO digital radio stands out.
The DP4401 Ex ATEX-certified portable delivers unrivalled voice and data communications with integrated GPS plus best-in-class audio that includes Intelligent Audio and customizable voice announcements.
Available in UHF and VHF frequency bands, the DP4401 Ex is easy to use and features up to 32 channel capacity, three programmable buttons, emergency button, mandown and lone worker functions and IP67 specifications for submersibility.
Potential Self-quieting Frequencies to be avoided:
VHF: 139.200MHz±10KHz, 144.000MHz±10KHz, 148.800MHz±10KHz, 151.000MHz±10KHz, 151.740MHz±10KHz, 153.600MHz±10KHz, 158.400MHz±10KHz, 163.200MHz±10KHz, 168.000MHz±10KHz, 171.900MHz±10KHz, 172.800MHz±10KHz
UHF: 403.200MHz±10KHz, 408.000MHz±10KHz, 412.800MHz±10KHz, 416.000MHz±10KHz, 422.400MHz±10KHz, 432.000MHz±10KHz, 440.000MHz±10KHz, 441.600MHz±10KHz, 449.550MHz±10KHz,
451.200MHz±10KHz, 456.000MHz±10KHz, 460.800MHz±10KHz, 468.000MHz±10KHz
Gas: ATEX: Class II 2G Ex ib, IIC T4 Gb, IECEx: Ex ib IIC T4 Gb
Dust: ATEX: Class II 2D Ex ib, IIIC T130°C Db, IECEx: Ex ib IIIC, T130°C Db
Mining: ATEX: Class I M2 Ex, ib I Mb, IECEx: Ex ib I Mb