Belly-pack control unit with selectors and as many as 20 commands plus Start and Stop; the control unit can be modified to specific application-related needs, and can even be supplied with the client’s logo. The MJ 04 has an integrated safety system with fail-safe protection and the radio modules are fully compliant with the requirements for Class 1 of EN 300220-1, which defines them as ‘very reliable communication media over short distances’. Automatic frequency change is possible from the transmitter. De MJ 04 has a long service life and an anti-shock housing and the bi-material construction, with rubber parts and Gore TM membrane, ensures a safe grip and user comfort.


Automatic warehouse Concrete batch plants Concrete vibrators Forestry and Agriculture vehicles Crushers  / Screeners Sewer / Cleaning vehicles Robotics Grinders for agriculture Trailers Machine tools

Power supply 7,2 V -750 mAh (NiMH battery)
Frequency band 433-434 MHz (32 channels)
869,7-870 MHz (12 channels)
915 MHz (32 channels)
Typical working range 100 m
Average usage time with fully charged battery (continuous use at 20°C / 68°F) without display 15 hours
Average usage time with fully charged battery (continuous use at 20°C / 68°F) with display 8 hours (12 hours in ACS)
Safety performance of the STOP function (EN ISO 13849-1) PL d / cat.3
Safety category for the protection against unintended movements from standstill UMFS (EN ISO 13849-1) PL c / cat.3
Protection degree IP 65
Operating and storage temperature operating (-20°C) ÷ (+55°C) (-4°F) ÷ (+131°F)
storage: (-40°C) ÷ (+70°C), (-40°F) ÷ (+158°F)
Dimensions 255x170x126 mm
10.04x6.69x4.96 in
Weight 1,3 kg
2.87 lb