Page 18 - IDEC timer catalogue
P. 18

GT3A Series                                                                          Timers




         GT3A-2 Timing Diagrams                                 GT3A-3 Timing Diagrams
     Switches & Pilot Lights  Operation   8-Pin  m n  o  11-Pin n o p q  Operation   8-Pin  m n p  11-Pin n o p q
         Delayed SPDT + Instantaneous SPDT
                                                                Delayed DPDT
                                            m
                                                                                                  m
                        l
                                                                              l
                                                                                        o
                                                                                                            r
                                                      r
                                                                                                 l
                                           l
          Mode
                                                                 Mode
                                  p
                        k
                                                                              k
                      (-)
          Selection
                           j q
                                                                                                     POWER
                                               POWER
                           POWER     (+)  (-)  k j   s  (+)      Selection  (-)  j q       (+)  (-)  k j   s   (+)
                                                                                  POWER
                      Item  Terminal Number   Operation          ON-Delay 1  Item  Terminal Number  Operation
                    Set Time               T                               Set Time              T
          ON-Delay 1  Power  2 - 7 (8p)                            MODE    Power  2 - 7 (8p)
                                                                               2 - 10 (11p)
                          2 - 10 (11p)
     Display Lights  MODE  Delayed   8 - 11 (11p)  (NC)             A      Delayed   1 -4, 8 - 11 (11p)  (NC)
                                                                               1 -4, 5 - 8 (8p)
                          5 - 8 (8p)
                    Contact
                                                                           Contact
                                                                               1 -3, 6 - 8 (8p)
                          6 - 8 (8p)
                                                                                      (NO)
                                (NO)
                          9 - 11 (11p)
                                                                               1 -3, 9 - 11 (11p)
             A
                          1 - 4
                    Instantaneous
                    Contact
                                (NO)
                                                                               OUT
                          1 - 3  (NC)                                      Indicator  POWER
                          POWER
                    Indicator
                          OUT                                               Item  Terminal Number   Operation
                                                                 Interval 1
                                                                           Set Time              T
                                                                               2 - 7 (8p)
                                                                   MODE    Power  2 - 10 (11p)
                      Item  2 - 7 (8p)     T  Operation             B      Delayed   1 -4, 5 - 8 (8p)  (NC)
                          Terminal Number
                                                                               1 -4, 8 - 11 (11p)
                    Set Time
     Relays & Sockets  MODE  Delayed   2 - 10 (11p)  (NC)                  Indicator  1 -3, 9 - 11 (11p)
                                                                           Contact
          Interval 1
                                                                               1 -3, 6 - 8 (8p)
                    Power
                                                                                      (NO)
                          5 - 8 (8p)
                                                                               POWER
                          8 - 11 (11p)
                          6 - 8 (8p)
                    Contact
                                                                               OUT
                                (NO)
             B
                          9 - 11 (11p)
                          1 - 4
                    Instantaneous
                    Contact
                                (NO)
                          1 - 3  (NC)                            Cycle 1    Item  Terminal Number   Operation
                          POWER                                  (OFF fi rst)   Set Time      T  T
                    Indicator                                              Power  2 - 7 (8p)
                          OUT                                                  2 - 10 (11p)
                                                                   MODE        1 -4, 5 - 8 (8p)
                                                                           Delayed   1 -4, 8 - 11 (11p)  (NC)
                                                                    C      Contact  1 -3, 6 - 8 (8p)  (NO)
                      Item  Terminal Number   Operation                        1 -3, 9 - 11 (11p)
          Cycle 1   Set Time  2 - 7 (8p)  T  T                             Indicator  POWER
                    Power
     Timers  (OFF fi rst)   Delayed   2 - 10 (11p)  (NC)                        OUT
                          5 - 8 (8p)
                          8 - 11 (11p)
            MODE
                    Contact
                          6 - 8 (8p)
                          9 - 11 (11p)  (NO)
             C            1 - 4  (NC)                            Cycle 3    Item  Terminal Number   Operation
                    Instantaneous                                (ON fi rst)   Set Time       T  T
                    Contact                                                    2 - 7 (8p)
                          1 - 3  (NO)                                      Power  2 - 10 (11p)
                                                                   MODE
                          POWER                                                1 -4, 5 - 8 (8p)  (NC)
                    Indicator                                              Delayed   1 -4, 8 - 11 (11p)
                          OUT                                       D      Contact  1 -3, 6 - 8 (8p)  (NO)
                                                                               1 -3, 9 - 11 (11p)
                                                                               POWER
                                                                           Indicator
     Terminal Blocks
                                                                               OUT
     Circuit Breakers
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