Products Contact Us Home RC SYSTEMS WIRELESS PRODUCTS ST-90/QUAD SITE CONTROLLER Designed for use in monitoring applications benefitting from features including rapid deployment and easy installation Adapted from our widely used and field proven ST-90 Receiver / Controller Quick Connectors and cable sets available for connecting Site Controllers to monitors, sensors, alarm stations and power sources Ideal for solar and battery powered locations Suitable for Division 2 Groups A,B,C,D potentially hazardous areas Offers our "Client/Server" FHSS (Frequency Hopping Spread Spectrum) interface in both 900MHZ and 2.4GHZ models The versatile wireless port either receives inputs from our ST-48 wireless sensor transmitters, or, transmits data collected from wired monitors onward to any modbus master such as a PC, PLC & DCS 3 independent alarm levels per channel. Relay Acknowledge feature allows silencing of external audible devices during existing alarm conditions Graphic LCD readout displays monitored data as bar graphs and engineering units. Alarm LED’s flash when new and become steady after acknowledged Two standard SPDT common alarm relays are configurable for HORN, HIGH, WARN or FAULT alarm conditions. Optional discrete channel alarm relays are also available Cal Mode offers pushbutton zero / span calibration for direct sensor interface applications. Authorization Mode allows locking of critical configuration variables Magnetic keypad available for nonintrusive operation in potentially hazardous locations NEMA 4X (Div. 2 certified) and Explosion-Proof wall mount packaging options available 8621 Hwy. 6 Hitchcock , TX   77563 Tel: 409-986-9800 Fax: 409-986-9880 Products | Contact Us | Home Copyright 2010 RC Systems Co. Inc. All rights reserved.