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Walchem - (view all)


Walchem pH Controller, Prewired 120VAC cords, Three (3) line powered relays, no mA output, pH sensor w/20ft cable, no TC, submersion mtg 1"NPT, Max 100psi, 50-158F temp limits.



Walchem I-6 Controller, General Industrial, (2) Powered Relays Prewired, (4) Dry Contact Relays, Power Cord, (1) Sensor Input Card, No Sensors



Walchem Intuition-6 Cooling Tower Controller, Six (6) powered relay outputs w/pigtails, USA power cord, One (1) sensor input, less sensors


Myron L - (view all)

Myron L 753II Resistivity Monitor & Controller

750 Series II Resistivity Monitor / Controller


  • Resistivity ranges: 0-20meg, Digital Read Out
  • Choice of 3½ digit display or analog meter
  • Automatic temperature compensation to 25°C
  • Isolated 0-10 VDC Recorder Output standard
  • IP65/NEMA 4X water resistant and corrosion proof enclosure
  • Built-in electronic calibration
  • Single set point/alarm standard
  • Adjustable setpoint hysteresis
  • Solid State 24 VDC Output
  • 10 amp relay operates on choice of increasing or decreasing reading
  • LEDs show “above/below” Alarm/control status
  • Push-to-test set point check
  • Internal set point discourages unauthorized adjustment
  • Selectable 115/230 VAC
  • Reliable, easily installed sensors