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Tip of the Month: Connecting Verbatim Gateway to CompactLogix PLC

Posted on Fri, May 20, 2011 @ 12:13 PM

Verbatim Gateway autodialers can be connected via DF1 to any of Allen-Bradley’s CompactLogix family of PLCs, which have a 9 PIN, male RS232 port. The following tips will help you get started. 1. Prepare your equipment: You will need a Verbatim Gateway autodialer and 510VAB-1 cable, supplied by RACO, and a CompactLogix PLC, RS232 cable and RSLogix software, supplied by Allen-Bradley. 2. Set up CompactLogix communications: Launch the RSLogix software, then use the tabs to set up the serial and system protocol. Next, configure the CompactLogix base tags. Map the tags to the SLC platform ... Continue Reading

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Case Study: L.A. County Finds Reliable Pump Monitoring with AlarmAgent.com

Posted on Fri, May 20, 2011 @ 12:03 PM

On July 15, 2006, a power outage at a Manhattan Beach, Calif., pump station resulted in the largest wastewater spill in a decade. Although the facility had a SCADA system in place, a combination of equipment and communication failures occurred, causing extreme flooding. Sanitation Districts of Los Angeles County officials knew that such an event could never occur again, so they turned to RACO for a solution. Many cities and unincorporated areas in Los Angeles County are separated from the main metropolitan area by mountains, so communications options are limited. The current SCADA system us... Continue Reading

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Verbatim Video Series Part II: Installation

Posted on Fri, May 13, 2011 @ 2:12 PM

Part two in RACO’s six-part video series covers installing the Verbatim autodialer. http://www.youtube.com/watch?v=adp0Yk9dmko 1. Choose a mounting location This location must be free from condensing humidity and have temperatures between 20°F and 130°F. The autodialer must be within 5 ft of a standard RJ11 phone jack and a grounded 120-V AC outlet. It is possible to mount Verbatim outdoors with the optional enclosure. An optional heater and thermostat is also available to keep the unit at the proper temperature. 2. Get connected Next, complete all of the autodialer’s wiri... Continue Reading

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Tip of the Month: Using Comm-Check

Posted on Fri, Apr 29, 2011 @ 2:57 PM

The Comm-Check feature allows AlarmAgent.com RTUs to check in with the website every one to two hours. However, not all RTUs are compatible with Comm-Check, so it is important to get approval from RACO to avoid any major issues. To find out when the next Comm-Check is expected, go to the RTU Status page on the AlarmAgent.com website, and look at “Next Scheduled Contact with RTU.” You can also view past Comm-Check reports by viewing the Comm-Check events log. If a report is too early or too late, you will receive a watchdog alarm. For more helpful Comm-Check hints, visit the RACO S... Continue Reading

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Case Study: Silver Springs Water Co.

Posted on Tue, Apr 19, 2011 @ 4:37 PM

The Silver Spring Water Co. in Park City, Utah, uses a Chatterbox Model CB-4 with Remote Supervisory Control Output (RSC-4) to monitor its well- and spring-fed storage system. CTF Controls of Woods Cross, Utah, designed, furnished and installed the control system, and Lynn Stevens is system manager. The facility normally is unattended. The Chatterbox monitors four conditions at the facility: storage tank level, spring turbidity, spring valve open/close status and chlorine leakage. If the turbidimeter senses that spring turbidity is too high, it closes the spring valve and sends an alarm ... Continue Reading

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