grado 904, 924

Limit Valve Controllers

• Designed to provide a 'high limit' or 'low limit safety control element in most systems

• Latching relay output with front panel Manual Reset and optional Remote Reset

• Two line high luminoisty LED display

• Configurable universal input for 3-wire RTD Pt100, thermocouple and freely scaleable DC Linear (mA, mV or V)

• Optional annunciator output / second alarm and DC linear Recorder output (Output-3)

• Designed and manufactured to ISO 9001 standards

• CE, UL and IP66/NEMA 4 rated