Table of Contents
Advertisement
Quick Links
Watchdog Scout
Rectifier Monitoring System with Interruption
Installation and Product Specification Manual
Cellular and Inmarsat Satellite
Cathodic Protection Monitor Systems
Part Numbers:
Page 1 of 23
SCT-N7-XX (Verizon CAT-M Cellular Versions)
SCT-N3-XX (GSM Cellular Versions)
SCT-N8-XX (AT&T LTE-M Versions)
SCT-S3-XX (Satellite Versions)
Elecsys Corporation, Olathe, KS 66061 P/N 81-0022-00 Rev J 03-2020
Advertisement
Table of Contents
Subscribe to Our Youtube Channel
Summary of Contents for Linsay ELECSYS SCT-N7 Series
- Page 1 Watchdog Scout Rectifier Monitoring System with Interruption Installation and Product Specification Manual Cellular and Inmarsat Satellite Cathodic Protection Monitor Systems Part Numbers: SCT-N7-XX (Verizon CAT-M Cellular Versions) SCT-N3-XX (GSM Cellular Versions) SCT-N8-XX (AT&T LTE-M Versions) SCT-S3-XX (Satellite Versions) Page 1 of 23 Elecsys Corporation, Olathe, KS 66061 P/N 81-0022-00 Rev J 03-2020...
-
Page 2: Table Of Contents
Watchdog Scout Product Manual and Installation Guide Contents Applications and General Information ..................... 3 Rectifier Monitoring and Interruption Applications: ..............3 Thermo Electric Generator (TEG) and Solar Impressed Current System Monitoring ....3 General Information ......................... 3 Watchdog Scout Standard Parts Reference Guide ................. 4 Pipeline Watchdog Site Verification .................... -
Page 3: Applications And General Information
Product Manual and Installation Guide 1. Applications and General Information Rectifier Monitoring and Interruption Applications: Simple 2-channel (Voltage, Current) rectifier monitoring (up to 4 channels total) Rectifier monitoring with pipe to soil “On” and “Off” potential readings Rectifier monitoring with up to 2 additional current readings Detection and alarm notification of rectifier AC input power availability Remote current interrupter setup and control for on/off surveys Remote “current off”... -
Page 4: Watchdog Scout Standard Parts Reference Guide
2. Watchdog Scout Standard Parts Reference Guide Prior to installation, familiarize yourself with the system parts and components. The Watchdog Scout includes the monitor unit, AC Probe, 2 mounting brackets, attachment hardware for the mounting brackets, a power cable, input connection cable harness to connect with the measurement points. -
Page 5: Pipeline Watchdog Site Verification
3. Pipeline Watchdog Site Verification Verify “Site” and “Unit” on the Pipeline Watchdog website (https://secure.pipelinewatchdog.com) 1. Prior to field installation log into the Pipeline Watchdog website. A “default” site for the Watchdog Scout unit is created at the factory prior to shipment. Locate the default site by doing a “Search”... -
Page 6: Mounting The Satellite Terminal (Satellite Communication Units Only)
Mounting the Satellite Terminal (satellite communication units only) If the Watchdog Scout uses satellite communication, the satellite terminal, mounting bracket, and the necessary hardware to mount the terminal on the bracket are also included. The satellite terminal should be mounted with a clear view of the sky with the front of the terminal (see photo below) oriented toward the south. -
Page 7: Connecting Input Measurement Signals To The Unit In The Field
Connecting Input Measurement Signals to the unit in the field The Watchdog Scout Monitor is designed to monitor and report voltage, current, and pipe to soil potential values from impressed current CP systems. The device will measure up to 4 analog channels, and to detect AC input power to the rectifier. - Page 8 Basic Rectifier Monitoring + Interruption (rectifier output voltage, rectifier current, AC detection, and GPS synchronized interruption) Step 1 – Connect input power 1. Connecting to rectifier AC power Assure the front panel power switch is in the “Off” position. The Watchdog Scout is designed to operate on low-voltage AC or DC power.
- Page 9 Digital, dry-contact monitor channels: Wire Color Channel Yellow Digital Input 1 (Ch 6) + Digital Input 1 (Ch 6) – Grey (common) Wht/Yellow Digital Input 2 (Ch 7) + Digital Input 2 (Ch 7) – Grey (common) The digital input channels (channel 6 and channel 7) can be used for status monitoring (dry contact closure), or for pulse accumulation (metering).
-
Page 10: Scout Wiring Diagram
Scout Wiring Diagram Figure 2. Watchdog Scout wiring diagram Page 10 of 23 Elecsys Corporation, Olathe, KS 66061 P/N 81-0022-00 Rev J 03-2020... -
Page 11: Unit Configuration Settings
5. Unit Configuration Settings Analog Measurement Channel Ranges The Watchdog Scout has four analog measurement channels. Channel 1 is set to measure rectifier voltage output “DC Volts” (+/-200VDC), channel 2 is set to measure rectifier current output ”DC Amps” (+/-100mVDC), channels 3 and 4 can be used for “Potential” (+/-10VDC), or to measure additional current shunts. -
Page 12: Configuration And Diagnostic Menus
5.3 Configuration and Diagnostic Menus Action Options Notes 1 - Enter menus Press & hold both arrow buttons to enter menu section LCD will display main menu options screens (Channel Setup, User Settings, Interruption, Diagnostics, and Adv. Config. 2 – Select menu or Scroll to the desired menu using the “Up/Down”... -
Page 13: Pipeline Watchdog Web Monitor
6. Pipeline Watchdog Web Monitor “Site Page” Use and Configuration Each device registered on the Pipeline Watchdog Web Monitor has a site page where specific information associated with the site may be saved and displayed. This page also allows the user to poll the device, reconfigure the device, and the information stored facilitates the setup of automatic reporting features. -
Page 14: Sending A Configuration To The Watchdog Scout
Sending a Configuration to the Watchdog Scout: Operating parameters including alarm ranges, reporting schedule and digital channel settings can be changed in the field unit from the website. Follow these steps to send a new configuration to the device: On the “Site Page” click “Configure Unit” on the right side of the screen. Click “Reprogram Unit”... -
Page 15: Report Generation Features
Report Generation Features: The Pipeline Watchdog Web Monitor has a powerful, simple to use report generation tool. The “Reports” menu located on the main menu bar of the website has options for “Run and Schedule Data Reports”, “Site Information Reports”, and “Set Up Reporting Templates”. To set up and run a simple data report: Select the “Run or Schedule Data Reports”... -
Page 16: Watchdog Scout Product Specifications
7. Watchdog Scout Product Specifications: Part Number CDMA cellular telemetry: SCT-N1-20 (with 100A relay) SCT-N1-90 (without relay) GSM cellular telemetry: SCT-N3-20 (with 100A relay) SCT-N3-90 (without relay) Satellite telemetry: SCT-S3-20 (with 100A relay) SCT-S3-90 (without relay) Operating Environment Temp.: -40C to +70C (-30°C to +50°C in Class 1, Div 2 hazardous locations) Humidity: 0 - 95% non-condensing Enclosure rating: NEMA-4X polycarbonate Power... -
Page 17: Technical Support
9. Technical Support In the event of a problem, Elecsys always stands ready to provide prompt service and technical support. Elecsys Technical Support Hours: 8AM to 5PM Central time, Monday through Friday Elecsys Technical Support Direct Phone: 913-825-6366. Most support issues are quickly resolved over the phone. If the problem cannot be resolved by phone, Elecsys will arrange for repair or replacement equipment as soon as possible to get the site operational once again. -
Page 18: Product Warranty Policy
Product Warranty Policy For a period of fifteen (15) months from the date of shipment Elecsys warrants that its products will be free from defects in workmanship and materials. For the same period, Elecsys warrants that its products will perform to their specifications and, to the extent Elecsys is informed of the use(s) for which the original purchase is made, are fit for such use(s). -
Page 19: Appendix A: Scout Front Panel Interface Guide
Viewing Readings Changing Shunt Factor Interruption Alternate Boot This is the default screen on the LCD interface. It will change from this screen to showing GPS Locked. Viewing Channel Readings Hold down the button and Enter release when it says ‘Release to view channel readings’. - Page 20 Viewing/Changing the Shunt Factor From the default screen, choose either the to access the menu. Scroll down to ‘Channel Setup’ and press Enter Scroll down to ‘Analog Ch 2’ (typically Amps) and press Enter Scroll down to ‘Shunt’ and in parenthesis () next to it you can see the current setting (the default is 50:50).
- Page 21 At this screen, you can scroll to both the mV and Amps and choose Enter change the value. Once changed, choose ‘Return’ at the bottom of each page until you get to the main menu screen and choose ‘Exit’. Interrupting the rectifier with the Scout From the default screen, choose either the to access the...
- Page 22 With ‘Type’ chosen as (Manual), scroll down to ‘Interrupt’ and the current setting is listed in parenthesis. From a setting of (Off), press to start Enter interruption. You will then see Verify that the rectifier is interrupting by watching the gauge or taking a measurement across the shunt.
- Page 23 Note that doing a ‘3-button’ reset (Up, Down & ENTER) will clear the configuration of the unit BOTH at the unit and the website. The unit will have to be fully configured again and may lose data.
- Page 24 Appendix B - Installation Tools and Supplies Tools required: Battery powered drill / screwdriver Wire cutters Heavy duty cable cutters Wire stripper Utility knife Crimping tool Heavy duty compression crimper Fluke voltmeter Greenlee punch Additional Installation Material needed: 4 ea. ¼” X 2½” lag screws to mount RMU and antenna bracket (McMaster Carr #94048A224 wood screws for utility pole mount, or #90064A633 self-tapping metal screws for mounting to metallic structures) 1/4"ID x 3/4"...
Need help?
Do you have a question about the ELECSYS SCT-N7 Series and is the answer not in the manual?
Questions and answers