Pioneer PDA-4001, Technical Manual

Page: 54 / 136

54
<Ver. 2.1>
3.4.13 Vertical connections
This machine is designed to be used vertical connection, but some operations under vertical connection may adversely
affect ventilation in the machine. Therefore, observe the following conditions for safe operation:
1
Installation of up to three units (Vertical connection)
The following table lists the operating temperature conditions. Use the units under conditions that keep the
outside atmosphere in this range.
Special installation (Vertical connections)
Clearance A between
the wall and a unit
A
≥
300 mm
100
≤
A < 300
20
≤
A < 100
A < 20
Operating temperature conditions
(state of natural air cooling)
0 to 35 °C
0 to 30 °C (Still)
0 to 30 °C (Still)
Forced air-cooling is
needed.
Cannot be used.
Remarks
If the unit must be used with a clearance of 100 mm or less,
ventilate from under the unit with a fan to forcibly send air in
the direction of the air flow. Use forced air-cooling until the
intake and exhaust temperature values are within the specified
range (see the next page).
Fan
A
Wall
Flow of air
<Reference> Air flow rate of the fan per unit: 2 m
3
/min or more