Advanced Sensor Technologies, Inc. (ASTI) products

Chemically & Mechanically Resilient Polycarbonate NEMA 4X / CSA 4 IP65 Enclosure - Standard 1/2 DIN Cutout. 115/230 VAC & 24 VDC 4-Wire Power Operation Standard (With or Without Relays). Optional Dry Contact 5A Relays for alarm or simple on/off control functionality, 4 each. Available in any combination of Single or Dual Channel pH / ORP / ISE / Conductivity Configurations. Extremely cost effective solution to simple pH, ORP, ISE & Conductivity Analyzer / Transmitter / Controller Requirements.

Chemically & Mechanically Resilient Polycarbonate NEMA 4X / CSA 4 IP65 Enclosure - Standard 1/2 DIN Cutout. 115/230 VAC & 24 VDC 4-Wire Power Operation Standard With Relays. Time Proportional Control (TPC) Relays for advanced control functionality, 4 each included with each controller. Available in any combination of Single or Dual Channel pH / ORP / ISE / Conductivity Configurations.

Chemically & Mechanically Resilient Polycarbonate NEMA 4X / CSA 4 IP65 Enclosure - Standard 1/2 DIN Cutout. 115/230 VAC & 24 VDC 4-Wire Power Operation Standard With Relays. Standard Dry Contact 5A Relays for alarm or simple on/off control functionality, 4 each included with each controller. Available in any combination of Single, Dual or Triple Channel pH / ORP / ISE / Conductivity Configurations.

The Transmitter has a rugged, weatherproof , corrosion-resistant enclosure.. NEMA 4X and IP65 of epoxy-painted aluminum.. This enclosure also meets NEMA 7B explosion-proof standards.. 24V DC Operation Standard, 12 V minimum and 42.4 maximum.. Continous Diagnostics monitor sensor performance and warns of failure (FAULT) or approaching failure (WARNING).. CE Certification for Class I, Division I Areas and FM group A-G.. Automatic Two-Point Buffer Calibration reduces errors.. Choice of  Communication Protocol: HART® or  Foundation Fieldbus.. Non-Volatile Memory retains program settings and calibration data during power failures.. Solution Temperature Compensation converts measured pH into the pH at 25°C.

Chemically & Mechanically Resilient Polycarbonate NEMA 4X / CSA 4 IP66 Enclosure - Standard 1/2 DIN Cutout. 2-Wire Loop-Powered 24VDC Power Operation with scalable 4-20mA analog current loop output standard. Second 4-20mA loop-powered output available to send process temperature reading in addition to measured analytical liquid parameter. Automatic Temperature Compensation via 100 or 1000 Ohm Platinum Temperature Compensation Element (Available in Standard and ACCU-TEMP fast response configurations). HART 7 is Standard and Foundation FieldBus available as an optional digital output.