Thermo Scientific Thermo Scientific 3906, Operating Manual

Page: 63 / 104

Thermo Scientific Model 3900 Series | 8-17
Handling and Control |
Chapter 8

Timer function: By pressing the channel key (or optionally using the external input)
the timer starts and the corresponding channel switches ON. After the expiry of the
timer-time the channel switches OFF. If the channel receives another signal before
the expiry of time the time, switch reacts as follows:
- After pressing the channel-button = Timer stops and the channel switches OFF.
- Signal on the external input = Timer restarts/ Staircase lighting timer -> Resettable.

Cycle 1 – 4: By pressing the channel key (or optionally using the external input) the
cycle function starts.
Attention: This function is only available if the cycle is activated and defined in advance
within menu Options and submenu Cycle.

Perm on: By pressing the channel key (or optionally using the external input) the
channel switches permanently ON. This status remains active until the channel key of
the device is pressed again.

Perm off: By pressing the channel key (or optionally using the external input) the
channel switches permanently OFF. This status remains active until the channel key
of the device is pressed again.
Additional Adjustments
The Change function, Timer function and Cycle functions will be overridden by the regular
switching program or by a manual over-ride!
Menu Main menu Application
Program query Program To query the programming steps and remaining memory locations
Program copy Program
Copy from one channel to another. Memory of the channel won’t be overwritten; the copied switching steps
appear additionally
Permanent by date function is not copied!
Program delete Program
Deletion of switching time(s). The program for all channels, single channels and single programming steps
within one channel can be deleted.
Date-Time Adjustment Adjustment of date and time
Summertime Adjustment Adjustment of the daylight saving time mode (ON/OFF)
Language Adjustment Choice of languages
Factory Defaults Adjustment
Reset to the state of delivery.
Date, time and switching program will be lost!
Counter Options Displays the hour counter and pulse counter for each channel and the time switch itself.