1 |         * IDEC MANUFACTURER'S REPRESENTATIVE:              *          |
    2 |         *         HYLAND AUTOMATION CONTROLS, INC.         *          |
    3 |         *       111 SOUTH BEDFORD STREET - SUITE 108       *          |
    4 |         *           BURLINGTON, MA 01803-5145              *          |
    5 |         * TEL: 781.229.5600         FAX: 781.229.5640      *          |
    6 |         * CONTACTS:                                        *          |
    7 |         * JERRY HYLAND - PRESIDENT                         *          |
    8 |         * http://www.HylandAutomation.com                  *          |
    9 |         * email:  jerry@hylandautomation.com               *          |
   10 |         *                                                  *          |
   11 |         * IDEC LADDER LOGIC DOCUMENTATION SOFTWARE:        *          |
   12 |         * CLIP  VERSION 6.0                                *          |
   13 |         * FILE: OFFDELYP                                   *          |
   14 |         * FILE DATE: SEPTEMBER 6, 1998                     *          |
   15 |         *                                                  *          |
   16 |         *        IDEC FA SERIES AND MICRO 1 PLC            *          |
   17 |         *                                                  *          |
   18 |         *                                                  *          |
   19 |         * ================================================ *          |
   20 |         *                 PLC PROGRAM                      *          |
   21 |         * ================================================ *          |
   22 |         *                                                  *          |
   23 |         *                OFF DELAY TIMER                   *          |
   24 |         * THE IDEC FA FAMILY AND MICRO 1 TIMERS DEFAULT TO *          |
   25 |         * AN ON DELAY TIMER.  WHEN POWER FLOWS TO THE      *          |
   26 |         * TIMER COIL THE TIMER BEGINS TIMING.  WHEN POWER  *          |
   27 |         * IS INTERRUPTED TO THE TIMER COIL IT RESETS BACK  *          |
   28 |         * TO ITS PRESET VALUE.                             *          |
   29 |         * AN OFF DELAY TIMER IS CREATED USING INTERNAL     *          |
   30 |         * RELAYS FROM THE PLC TO RETAIN THE INPUT SIGNAL   *          |
   31 |         * AFTER THE INPUT TURNS OFF.                       *          |
   32 |         * I.R. 500 IS LATCHED ON WHEN INPUT 2 IS ON        *          |
   33 |         *                                                  *          |
      | OFF                                                            INPUT  |
      |DELAY    OFF                                                    2 ON   |
      |CONTRL  DELAY                                                   LATCH  |
      |SIGNAL  TIMER                                                   SIGNAL |
   34 +--| |--+--|/|----------------------------------------------------(    )+
      | I   2 | T  11                                                   M 100 |
      |       |                                                               |
      |INPUT  |                                                               |
      |2 ON   |                                                               |
      |LATCH  |                                                               |
      |SIGNAL |                                                               |
   35 +--| |--+                                                               |
      | M 100                                                                 |
      |                                                                       |
   36 |         *                                                  *          |
   37 |         * WHEN INPUT 2 GOES OFF AFTER BEING ON THEN I.R.   *          |
   38 |         * 501 IS LATCHED ON WHICH STARTS TIMER 11 TIMING.  *          |
   39 |         *                                                  *          |
      | OFF    INPUT                                                   INPUT  |
      |DELAY   2 ON                                                    2 OFF  |
      |CONTRL  LATCH                                                   LATCH  |
      |SIGNAL  SIGNAL                                                  SIGNAL |
   40 +--|/|--+--| |----------------------------------------------------(    )+
      | I   2 | M 100                                                   M 101 |
      |       |                                                               |
      |INPUT  |                                                               |
      |2 OFF  |                                                               |
      |LATCH  |                                                               |
      |SIGNAL |                                                               |
   41 +--| |--+                                                               |
      | M 101                                                                 |
      |                                                                       |
   42 |         *                                                  *          |
   43 |         * TIMER 11 BECOMES AN OFF DELAY TIMER BASED ON     *          |
   44 |         * THE CONTROL LOGIC FROM I.R. 500 AN 501.  TIMER   *          |
   45 |         * 11 BEGINS TIMING WHEN INPUT 2 GOES OFF AFTER IT  *          |
   46 |         * WAS ON.  WHEN THE TIMER TIMES OUT THE PLC        *          |
   47 |         * OUTPUT 201 WILL DEENERGIZE.                      *          |
   48 |         * THE VALUE BELOW THE TIMER COIL NUMBER IS THE     *          |
   49 |         * TIMER'S PRESET IN 100 MILLISECOND OR TENTHS OF   *          |
   50 |         * SECONDS.  A PRESET OF 75 IS 7.5 SECONDS.         *          |
   51 |         *                                                  *          |
      |INPUT                                                                  |
      |2 OFF                                                            OFF   |
      |LATCH                                                           DELAY  |
      |SIGNAL                                                          TIMER  |
   52 +--| |-----------------------------------------------------------[T  11]+
      | M 101                                                              75 |
      |                                                                       |
   53 |                                                                       |
      |                                                                       |
      |                                                                       |
   54 |         *                                                  *          |
   55 |         *              PLC OUTPUT SECTION                  *          |
   56 |         *                                                  *          |
   57 |         * OUTPUT 201 ENERGIZES WHEN INPUT 2 GOES ON AND    *          |
   58 |         * STAYS ON WHEN INPUT 2 GOES OFF UNTIL THE PRESET  *          |
   59 |         * OF TIMER 11 IS REACHED.                          *          |
   60 |         *                                                  *          |
      |INPUT                                                            OFF   |
      |2 ON                                                            DELAY  |
      |LATCH                                                            PLC   |
      |SIGNAL                                                          OUTPUT |
   61 +--| |------------------------------------------------------------(    )+
      | M 100                                                           Q   1 |
      |                                                                       |