Allen-Bradley 1305 Series User Manual

Programming
5-18
Advanced Setup Group (continued)
[DC Boost Select]
Parameter # 9 Factory Default ‘‘Break Point”
[DC
Boost
Select]
Parameter Type Read & Write
This parameter sets the level of DC boost at low
frequencies. It also selects special Volts-per-Hz patterns.
Units Text Settings ‘‘No Boost”
‘‘6 Volts”
‘‘12 Volts”
‘‘18 Volts’’
‘‘24 Volts’’
‘‘30 Volts’’
‘‘36 Volts’’
‘‘42 Volts’’
‘‘48 Volts’’
‘‘Break Point’’
‘‘Run Boost’’
‘‘Fan Sel #1’’
‘‘Fan Sel #2”
See Figure 5.8
See Figure 5.8
See Figure 5.8
See Figure 5.8
See Figure 5.8
See Figure 5.8
See Figure 5.8
See Figure 5.8
See Figure 5.8
See Figure 5.7
See Figure 5.10
See Figure 5.9
See Figure 5.9
[Base Voltage]
[Base Frequency]
Figure 5.8 Standard Boost Volts-per-Hz Pattern
Motor Rated '
a
[Maximum Voltage]
[Maximum Frequency]
b
y
Motor Rated
0
0
Voltage
Frequency
Active when [DC Boost Select] is set to ‘‘No Boost” or ‘‘6 Volts” through ‘‘48 Volts.”
No Boost
48
6
[Base Voltage]
[Base Frequency]
b
0
0
Voltage
1/2 Base Frequency
b
35% Base Voltage
Fan Sel #2
'
a Fan Select #1
45% Base Voltage
Figure 5.9 Fan/Pump Volts-per-Hz Pattern
These patterns are active only when [DC Boost Select] is set to ‘‘Fan Sel #1” or
‘‘Fan Sel #2.”
a
[Maximum Voltage]
[Maximum Frequency]
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Allen-Bradley 1305 Series Specifications

General

Series	1305
Dimensions	Varies by model
Weight	Varies by model
Frequency Range	50-60 Hz
Control Method	Volts per Hertz
Communication Interface	RS-485
Enclosure Type	IP20
Storage Temperature	-40-70°C
Humidity	5 to 95% non-condensing