Page 38 - IDEC timer catalogue

GT3F Series Timers

GT3F-2 Timing Diagrams GT3F-2 (8-pin) GT3F-2E (11-pin)

Switches & Pilot Lights m n Delayed DPDT Output n o p (Transistor Input) n o p

(Contact Input)

m
m
l
r
r
p
k o Reset l q Reset l q
(-) (+) (-) k s (+) (-) k s (+)
j q j j
POWER POWER POWER
Display Lights Power Terminal Number Operation
Item
2 - 7
1 - 4
8-Pin Type Delayed 5 - 8 (NC)
Contact
1 - 3
(NO)
6 - 8
Indicator POWER
Set Time
T Tr T
Item Terminal Number Operation
Relays & Sockets 11-Pin Type Reset 6 - 7 (11p) ON or L
2 - 10
Power
Input
1 - 4
(NC)
Delayed
8 - 11
Contact
1 - 3
(NO)
9 - 11
Indicator
Set Time POWER
Tr T Ta Ts T

When power is applied, the NO contact closes. When power is removed, the timing period begins. When time has elapsed, the NO contact opens. Optional reset
input will return contacts to original state before time elapses.
T = Set time
Timers Ta = Shorter than set time
Ts = 1 Second
Tr = Minimum Power Application Time
GT3F-1: 1 Second

Terminal Blocks Power 6 - 7 (11p) 2 - 10 ON or L Operation
Item
Terminal Number
Reset
Input
1 - 4
Delayed 8 - 11 (NC)
Contact 1 - 3
9 - 11 (NO)
Indicator POWER
Set Time
Tr T Ta Ts T
Circuit Breakers

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