Page 20 - IDEC timer catalogue

GT3A Series Timers

GT3A-5 Timing Diagrams
Delayed DPDT (A Type)
Switches & Pilot Lights Operation (Contact Input) n o p q Reset (Transistor Input) o p q (B Type) m n o p q

Start
Reset
n
m
m
Gate
Start
Mode Selection
Gate
Reset Start
r
r
r
l
k s l s l s
k
k
(-) (+) (-) (+) (-) (+)
j j j
POWER POWER POWER
Display Lights Interval 2 Power 2 - 10 POWER 2 - 6 (A) ON or L
Terminal Number
Operation
Item
Start
5 - 7 (B)
2 - 7 (A)
Input
Reset
MODE
2 - 5 (A)
ON or L
Gate 6 - 7 (B) ON or L
A 1 - 4 (NC)
Delayed 8 - 11
Contact 1 - 3 (NO)
9 - 11
POWER
Indicator
OUT T Ta T' T"
Relays & Sockets Power 2 - 10 POWER 2 - 6 (A) ON or L Operation
Set Time
Item
Terminal Number
One-Shot Cycle
Start
2 - 7 (A)
6 - 7 (B)
MODE Input Reset 5 - 7 (B) ON or L
Gate 2 - 5 (A) ON or L
B 1 - 4 (NC)
Delayed 8 - 11
Contact 1 - 3 (NO)
9 - 11
POWER
Indicator
OUT
Timers Set Time T T T Ta T' T" T
Item
Terminal Number
Power 2 - 10 POWER Operation
2 - 6 (A)
Signal ON/OFF-Delay 2 Start 5 - 7 (B) ON or L
2 - 7 (A)
Input Reset ON or L
MODE 6 - 7 (B)
Gate 2 - 5 (A) ON or L
C 1 - 4 (NC)
Delayed 8 - 11
1 - 3
Contact 9 - 11 (NO)
Terminal Blocks Indicator POWER T T Ta T Ta Ta T T' T" Ta
OUT
Set Time
Item Terminal Number Operation
Power 2 - 10 POWER
2 - 6 (A)
Signal OFF-Delay 2 Start 5 - 7 (B) ON or L
2 - 7 (A)
Input Reset ON or L
MODE 6 - 7 (B)
Gate 2 - 5 (A) ON or L
D Delayed 8 - 11 (NC)
1 - 4
Circuit Breakers Indicator POWER 9 - 11 (NO)
Contact
1 - 3
OUT
Set Time
T Ta Ta T T' T"

T = Set time Ta = Shorter than set time
T = T' + T"
810 www.idec.com