Allen-Bradley PowerFlex 70 Reference Manual

2-40 Block Diagrams
Figure 2.7 PowerFlex 700VC Block Diagams (7)
Process Trim
(2.0 ms)
P Gain
kp
130
+
I Gain
ki
s
133
129
132 131
138
Limit
PI Configuration
(Invert Error)
PI Fdback Meter
PI Preload
PI Integral Time
PI Prop Gain
PI Status
(In Limit)
PI Upper Limit
PI Lower Limit
PI Output Meter
To Torque Trim
[6A2]
+
-
126
Selector
From Reference
Selectable Source(s)
128
Selector
PI Feedback Sel
From Feedback
Selectable Source(s)
-1
136
135
124 01
0
1
SqRt
Enable
PI Ref Meter
PI Reference Sel
137
PI Error Meter
462 463
PI Feedback Hi
PI Feedback Lo
460 461
PI Reference Hi
PI Reference Lo
134 03
1 PI Control
(PI Hold)
125
01
PI Configuration
(Feedback SqRt)
124
05
PI Configuration
(Preload Mode)
124
02
0 1
0
PI Status
(PI Enabled)
134
00
PI Control
(Zero Clamp)
125
04
0 1
(0)
PI Configuration
(Torque Trim)
124
08
1 0
To PI Speed Trim
[ 4G2]
PI Configuration
(Excl Mode)
0
124
00
To PI Output
[4D3]
0
Scale
Out - Lo
Hi - Lo
Scale
Out - Lo
Hi - Lo
BW
Error Filter
139
PI BW Filter

Allen-Bradley PowerFlex 70 Specifications

General

Input Voltage	200-240V AC, 380-480V AC, 500-600V AC
Frequency Range	0 - 400 Hz
Humidity	5% to 95% non-condensing
Output Voltage	0 to Input Voltage
Control Methods	Sensorless Vector Control
Communications	Ethernet/IP, DeviceNet, ControlNet
Protection Features	Overcurrent, Overvoltage, Undervoltage, Overtemperature, Ground Fault
Operating Temperature	0°C to 50°C (32°F to 122°F)
Storage Temperature	-40°C to 70°C (-40°F to 158°F)
Enclosure Rating	IP20, NEMA Type 1