Category » System Sentry

There were 6 articles found in this category:

1. System Sentry - Enquires & Commands Guide
   ST: Status (enquire) The Status enquire returns the current System Sentry status as follows: >%02X%02X%02X%02X%02X%02X%02X%04X%04X%04X,%04X The ">" indicates the start of the response (common to all enquires). The ending ",%04X" is a 16 bit CRC check value (common to all enquires). Th ...
2. System Sentry - Basic Features & Functions
   Introduction The System Sentry is an electronic system manager for permanent traffic data collection sites. It is designed to do two things: 1. Help prevent sites from going down. It does this by: Providing the best quality lightening and EMI suppression electronics for the sites power, RS232, ...
3. System Sentry with TrafMan
   The following screen shots show the basic functions and commands available to you after linking to the System Sentry with TrafMan Software. Main Link Screen (Data Download & Real Time Power Monitor are not available with Version 1.00 Firmware): ATR Reset & Power Toggle: Setting System ...
4. System Sentry - Storage Format
   The following chart describes the binary storage format used by the System Sentry: Byte Bit Description 0 7 Voltage @ 12V Battery/DC Charger Value is in 1/20th of a volt (0.05V). This is the average voltage during the period. (9 bits, 0x1FF, from 0 to 511 which equals 0.00V to 25.55 ...
5. System Sentry - Enquires & Commands Summary
   Summary of Enquires: Note: Not all of these commands are fully supported in V1.00. ST (Status) Returns the current System Sentry Status RT (Real Time) Returns real time informat ...
6. System Sentry - Operational Flow & LED Description
   The System Sentry has four LED's which indicate various aspects of system operation. These LED's indicate what basic operations and status are currently active as described below: When power is first applied, the System Sentry performs the following steps: The Status LED is turned on, the Cha ...