Page 35 - IDEC timer catalogue

Timers GT3D Series

Instructions: Setting GT3D-8 Timers

Timed OUT Indicator

Digital Time Display m Time Setting Switches & Pilot Lights
(LCD backlit with red LED)
Digital Switch

j Indication Mode Selector l Time Range Selector
1 1 9.99S – 99.9H

k Operation Mode Selector Display Lights
A, B, C, D, E, F

Step 1 Desired Mode of Operation Selection Remarks
Operation Mode Time Display Mode j Indicator Mode Selector
Time elapsed 1
ON-Delay One-Shot 1. Use a fl at screwdriver to set the selectors. Since selectors do
Time remaining 1 not turn all the way around, both clockwise and counterclockwise
Select the rotation is necessary.
time display and Time elapsed 2 2. The GT3D-8 j Indicator Mode Selector selects both whether the
operation modes. Cycle One-Shot Digital Time Display displays the time elapsed or time remaining Relays & Sockets
Time remaining 2 and also the mode of operation. Decide which display and mode is
desired. Then use this selector to set the operation mode.
Time elapsed 3
ON-Delay One-Shot 2
Time remaining 3
Step 2 Desired Mode of Operation Selection Remarks
Desired Single-Shot k Single-Shot Output
Output Time Time Selector
0.1 seconds A
Select the 0.5 seconds B On the GT3D-8 timers, the desired single-shot output time can be Timers
single shot output 1 second C selected from the A, B, C, D, E, and F modes using the k One-Shot
time. Output Time Selector.
5 seconds D
10 seconds E
50 seconds F
Step 3 Desired Operation Selection Remarks
l Time Range Selector
Base Time Ranges Decimal Point Time Increment 1. The l Time Range Selector controls both the decimal point indi-
Indicator Indicator cator (9.99, 99.9, 999) and the time increment indicators S (seconds),
M (minutes), and H (hours). Terminal Blocks
0.01 seconds to 9.99 seconds 9.99
Select a time range S 2. Chose which base time range contains the targeted timer setting.
Then use the l Time Range Selector to set the decimal point indica-
that contains the 0.1 seconds to 99.9 seconds 99.9 tor and time increment indicator to its corresponding pair of settings.
desired period of time. 1 second to 999 seconds 999
3. Since these confi gurations offer a complete range of settings
0.1 minutes to 99.9 minutes 99.9 from 0.01 seconds to 99.9 hours, the setting of 9.99 for minutes and
M
1 minute to 999 minutes 999 the 9.99 and 999 settings for hours are not listed and should not be
used.
0.1 hours to 99.9 hours 99.9 H
Step 4 Desired Operation Selection Remarks
Use the m Time Setting Digital Switch to set the desired period of
time. It is important to remember that the setting of the l Time Circuit Breakers
Set the precise period of time desired by using the m Time Setting Digital Switch.
Range Selector determines the units of time measurement as well
as the implied decimal point location.

It is important to remember that the l Time Range Selector not only selects the time range but also infl uences the interpretation of the Digital Time Display.
Changing the l Time Range Selector setting changes the units of time measurement (seconds, minutes, hours) as well as the decimal point location.

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