Haldatec have available controllers and timers that are used with sampling, odorant injection, flow, pressure and temperature recording. All can be used in stand-alone situations.
Controllers
Signal to pulse converters and timers for use with sampling and chemical or odorant injection. Pneumatic timers for sampling .
They are used for loading and offloading and stand alone installations requiring simplicity and reliability.
Recorders
Our range of pneumatic flow, pressure, and temperature recorders are used in the many applications that require non electric/electronic devices that are also capable of being portable.