Rel-Tek manufactures a complete line of gas monitoring and control systems, including PC-based data logging and telemetry software and a full complement of field I/O hardware.
![Reltek 558862b3251c1 Reltek 558862b3251c1](https://img.masstransitmag.com/files/base/cygnus/mass/image/2015/06/reltek.558862b3251c1.png?auto=format%2Ccompress&w=250&width=250)
Rel-Tek manufactures a complete line of gas monitoring and control systems, including PC-based data logging and telemetry software and a full complement of field I/O hardware.