User manual for GraLab Model 451R Electronic Timer GR451R
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- Manufacturer: GraLab
- Basic description and contents of package
- Product classification: Photography - Darkroom - Enlarger Accessories
- Safety instructions
- Startup and operation of the enlarger accessories
- Tips for setting up your GraLab
- Settings and expert assistance
- Contact GraLab service
- Warranty information
- Price: 201 USD
We recommend checking out our discussion threads on the GraLab Model 451R Electronic Timer GR451R,
which address similar problems with connecting and setting up Enlarger Accessories GraLab.
User manual for the GraLab Model 451R Electronic Timer GR451R
The user manual for the GraLab Model 451R Electronic Timer GR451R provides
necessary instructions for the proper use of the product Photography - Darkroom - Enlarger Accessories.
The Gralab Model 451 is a dual memory switching timer/ intervalometer. It has all of the features as the 450, plus two independent, separately programmable memories allowing for operation as a single cycle switching timer as well as a continuously recycling intervalometer.
If you own a GraLab enlarger accessories and have a user manual in electronic form,
you can upload it to this website using the link on the right side of the screen.
You can upload and download the manual for the GraLab Model 451R Electronic Timer GR451R in the following formats:
- *.pdf, *.doc, *.txt, *.jpg - Other formats are unfortunately not supported.
Additional parameters of the GraLab Model 451R Electronic Timer GR451R:
| Time Range || Choice of three ranges: 1-99 in mins.; 1-99 in secs.; .1-9.9 in tenths of secs. |
| Maximum Wattage (Load) || 600w |
| Maximum Resistive Load || 1200w |
| Number of Outlets || One |
| Audible Options || Three; End of cycle tone, once every second, or none at all |
| Memory || Two, separately programmable |
| Display || Two adjustable LEDs (for brightness, or can be switched off completely) |
| Auto Reset || Yes |
| Foot Switch || Yes |
| Voltage || 120v/50/60Hz. (Available in 220v model) |
| Dimensions || 3.5 x 4 x 8" |
| Weight || N/A |
| Specialties || Table or wall mountable |
| Package Weight || 2.1 lb |
| Box Dimensions (LxWxH) || 12.0 x 9.3 x 5.4" |
The user manual for the GraLab Model 451R Electronic Timer GR451R can be downloaded in .pdf
format if it did not come with your new enlarger accessories, although the seller is
required to supply one. It is also quite common that customers throw out
the user manual with the box, or put the CD away somewhere and then can’t find it.
That’s why we and other GraLab users keep a unique electronic library
for GraLab enlarger accessoriess,
where you can use our link to download the user manual for the GraLab Model 451R Electronic Timer GR451R.
The user manual lists all of the functions of the GraLab Model 451R Electronic Timer GR451R,
all the basic and advanced features and tells you how to use the enlarger accessories.
The manual also provides troubleshooting for common problems. Even greater
detail is provided by the service manual, which is not typically shipped with the product,
but which can often be downloaded from GraLab service.
If you want to help expand our database, you can upload a link to this website
to download a user manual or service manual, ideally in .pdf format. These pages
are created by you – users of the GraLab Model 451R Electronic Timer GR451R. User manuals are also
available on the GraLab website under Photography - Darkroom - Enlarger Accessories.
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