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approximately 72 to 78 degrees.
The temperature may cycle 20 degrees F., per hour (the pos-
sibility of condensation is excluded). The relative humidity should remain within a range of 40 to
60 per cent.
Ventilation
One of two types must be specified. Each type will include appropriate floor plates -
1.
Under floor without blowers.
2.
Self contained.
Cables to Communication Line Interface
Cables for each digital subset line relay are required. The cables are a fixed 50 feet long.
Controller Selector Cables
The cable from the controller selector to the peripheral controllers must be ordered by quantity
and desired length--up to
a
maximum length of 100 feet. The DATANET-30 will accommodate 2
serial strings of controllers with the following options:
1.
Two cables up to 100 feet long with
4
controllers each.
2.
One cable up to 50 feet long with 6 controllers, plus one cable up to 100 feet long with
2 controllers.
3.
One cable up to 100 feet long with 8 controllers.
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-81-
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